vfmt: vfmt examples/*.v
parent
0fa2f6d52c
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9e06af8bf9
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@ -25,14 +25,22 @@ fn size(tree Tree) int {
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// insert a value to BST
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// insert a value to BST
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fn insert(tree Tree, x f64) Tree {
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fn insert(tree Tree, x f64) Tree {
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match tree {
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match tree {
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Empty { return Node{x, tree, tree} }
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Empty {
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return Node{x, tree, tree}
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}
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Node {
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Node {
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return if x == tree.value {
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return if x == tree.value {
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tree
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tree
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} else if x < tree.value {
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} else if x < tree.value {
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Node{...tree, left: insert(tree.left, x)}
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Node{
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...tree
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left: insert(tree.left, x)
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}
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} else {
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} else {
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Node{...tree, right: insert(tree.right, x)}
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Node{
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...tree
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right: insert(tree.right, x)
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}
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}
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}
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}
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}
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}
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}
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@ -41,7 +49,9 @@ fn insert(tree Tree, x f64) Tree {
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// whether able to find a value in BST
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// whether able to find a value in BST
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fn search(tree Tree, x f64) bool {
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fn search(tree Tree, x f64) bool {
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match tree {
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match tree {
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Empty { return false }
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Empty {
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return false
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}
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Node {
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Node {
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return if x == tree.value {
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return if x == tree.value {
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true
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true
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@ -65,20 +75,46 @@ fn min(tree Tree) f64 {
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// delete a value in BST (if nonexistant do nothing)
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// delete a value in BST (if nonexistant do nothing)
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fn delete(tree Tree, x f64) Tree {
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fn delete(tree Tree, x f64) Tree {
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match tree {
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match tree {
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Empty { return tree }
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Empty {
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return tree
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}
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Node {
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Node {
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if tree.left is Node && tree.right is Node {
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if tree.left is Node && tree.right is Node {
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return if x < tree.value {
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return if x < tree.value {
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Node{...tree, left: delete(tree.left, x)}
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Node{
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...tree
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left: delete(tree.left, x)
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}
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} else if x > tree.value {
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} else if x > tree.value {
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Node{...tree, right: delete(tree.right, x)}
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Node{
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...tree
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right: delete(tree.right, x)
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}
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} else {
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} else {
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Node{...tree, value: min(tree.right), right: delete(tree.right, min(tree.right))}
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Node{
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...tree
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value: min(tree.right)
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right: delete(tree.right, min(tree.right))
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}
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}
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}
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} else if tree.left is Node {
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} else if tree.left is Node {
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return if x == tree.value { tree.left } else { Node{...tree, left: delete(tree.left, x)} }
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return if x == tree.value {
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tree.left
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} else {
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} else {
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if x == tree.value { return tree.right } else { return Node{...tree, right: delete(tree.right, x)} }
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Node{
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...tree
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left: delete(tree.left, x)
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}
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}
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} else {
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if x == tree.value {
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return tree.right
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} else {
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return Node{
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...tree
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right: delete(tree.right, x)
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}
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}
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}
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}
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}
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}
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}
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}
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@ -43,12 +43,8 @@ fn main() {
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}
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}
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fn greet_func(cmd Command) ? {
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fn greet_func(cmd Command) ? {
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language := cmd.flags.get_string('language') or {
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language := cmd.flags.get_string('language') or { panic('Failed to get `language` flag: $err') }
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panic('Failed to get `language` flag: $err')
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times := cmd.flags.get_int('times') or { panic('Failed to get `times` flag: $err') }
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}
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times := cmd.flags.get_int('times') or {
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panic('Failed to get `times` flag: $err')
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}
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name := cmd.args[0]
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name := cmd.args[0]
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for _ in 0 .. times {
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for _ in 0 .. times {
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match language {
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match language {
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@ -68,11 +64,9 @@ fn greet_func(cmd Command) ? {
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}
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}
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}
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}
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}
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}
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fun := cmd.flags.get_strings('fun') or {
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fun := cmd.flags.get_strings('fun') or { panic('Failed to get `fun` flag: $err') }
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panic('Failed to get `fun` flag: $err')
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}
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for f in fun {
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for f in fun {
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println('fun: ${f}')
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println('fun: $f')
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}
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}
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}
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}
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@ -10,4 +10,3 @@ fn main() {
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t := time.unix(resp.text.int())
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t := time.unix(resp.text.int())
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println(t.format())
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println(t.format())
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}
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}
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@ -1,5 +1,4 @@
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// This program displays the fibonacci sequence
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// This program displays the fibonacci sequence
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import os
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import os
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fn main() {
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fn main() {
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@ -9,8 +9,7 @@ fn main() {
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}
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}
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if s == '' {
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if s == '' {
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println(n)
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println(n)
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}
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} else {
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else {
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println(s)
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println(s)
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}
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}
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s = ''
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s = ''
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@ -5,7 +5,7 @@ fn main() {
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l.set_level(.info)
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l.set_level(.info)
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// Make a new file called info.log in the current folder
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// Make a new file called info.log in the current folder
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l.set_full_logpath('./info.log')
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l.set_full_logpath('./info.log')
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println('Please check the file: ${l.output_file_name} after this example crashes.')
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println('Please check the file: $l.output_file_name after this example crashes.')
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l.info('info')
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l.info('info')
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l.warn('warn')
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l.warn('warn')
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@ -113,7 +113,7 @@ fn is_num_string(str string) bool {
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fn main() {
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fn main() {
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println('Please enter the expression you want to calculate, e.g. 1e2+(3-2.5)*6/1.5 .')
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println('Please enter the expression you want to calculate, e.g. 1e2+(3-2.5)*6/1.5 .')
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println("Enter \'exit\' or \'EXIT\' to quit.")
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println("Enter 'exit' or 'EXIT' to quit.")
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mut expr_count := 0
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mut expr_count := 0
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for {
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for {
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expr_count++
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expr_count++
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@ -2,7 +2,6 @@
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// Output:
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// Output:
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// -0.169075164
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// -0.169075164
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// -0.169059907
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// -0.169059907
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import math
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import math
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const (
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const (
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@ -86,7 +85,8 @@ fn offsetmomentum(mut sys System) {
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fn energy(sys System) f64 {
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fn energy(sys System) f64 {
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mut e := f64(0)
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mut e := f64(0)
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for i in 0 .. c_n {
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for i in 0 .. c_n {
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e += 0.5 * sys.v[i].m * (sys.v[i].x * sys.v[i].x + sys.v[i].y * sys.v[i].y + sys.v[i].z * sys.v[i].z)
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e += 0.5 * sys.v[i].m * (sys.v[i].x * sys.v[i].x + sys.v[i].y * sys.v[i].y +
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sys.v[i].z * sys.v[i].z)
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for j := i + 1; j < c_n; j++ {
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for j := i + 1; j < c_n; j++ {
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dx := sys.s[i].x - sys.s[j].x
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dx := sys.s[i].x - sys.s[j].x
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dy := sys.s[i].y - sys.s[j].y
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dy := sys.s[i].y - sys.s[j].y
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@ -11,8 +11,6 @@ fn send_request(mut wg sync.WaitGroup) ?string {
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return data.text
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return data.text
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}
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}
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fn main() {
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fn main() {
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mut wg := sync.new_waitgroup()
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mut wg := sync.new_waitgroup()
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for i := 0; i < 50; i++ {
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for i := 0; i < 50; i++ {
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@ -474,8 +474,11 @@ fn radiance(r Ray, depthi int, scene_id int) Vec {
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mut tmp := Vec{}
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mut tmp := Vec{}
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if depth > 2 {
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if depth > 2 {
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// Russian roulette
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// Russian roulette
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tmp = if rand_f64() < pp { radiance(refl_ray, depth, scene_id).mult_s(rp) } else { radiance(Ray{x, tdir},
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tmp = if rand_f64() < pp {
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depth, scene_id).mult_s(tp) }
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radiance(refl_ray, depth, scene_id).mult_s(rp)
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} else {
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radiance(Ray{x, tdir}, depth, scene_id).mult_s(tp)
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}
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} else {
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} else {
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tmp = (radiance(refl_ray, depth, scene_id).mult_s(re)) +
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tmp = (radiance(refl_ray, depth, scene_id).mult_s(re)) +
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(radiance(Ray{x, tdir}, depth, scene_id).mult_s(tr))
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(radiance(Ray{x, tdir}, depth, scene_id).mult_s(tr))
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@ -17,7 +17,9 @@ fn main() {
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}
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}
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fn quick_sort<T>(mut arr []T, l int, r int) {
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fn quick_sort<T>(mut arr []T, l int, r int) {
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if l>=r { return }
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if l >= r {
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return
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}
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mut sep := l // what is sep: [...all_value<arr[sep]...sep...all_value>=arr[sep]...]
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mut sep := l // what is sep: [...all_value<arr[sep]...sep...all_value>=arr[sep]...]
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for i in l + 1 .. r + 1 {
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for i in l + 1 .. r + 1 {
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if arr[i] < arr[l] {
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if arr[i] < arr[l] {
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@ -14,10 +14,10 @@ fn main() {
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fn sleeping_line(x int, y int, size int, ch string) {
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fn sleeping_line(x int, y int, size int, ch string) {
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mut i := 0
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mut i := 0
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for i < size {
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for i < size {
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term.set_cursor_position({
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term.set_cursor_position(
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x: x + i
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x: x + i
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y: y
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y: y
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})
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)
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print(term.bold(term.yellow(ch)))
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print(term.bold(term.yellow(ch)))
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i++
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i++
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}
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}
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@ -26,10 +26,10 @@ fn sleeping_line(x int, y int, size int, ch string) {
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fn standing_line(x int, y int, size int, ch string) {
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fn standing_line(x int, y int, size int, ch string) {
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mut i := 0
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mut i := 0
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for i < size {
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for i < size {
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term.set_cursor_position({
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term.set_cursor_position(
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x: x
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x: x
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y: y + i
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y: y + i
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})
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)
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print(term.bold(term.yellow(ch)))
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print(term.bold(term.yellow(ch)))
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i++
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i++
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}
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}
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@ -3,9 +3,7 @@ module main
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import v.vmod
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import v.vmod
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fn main() {
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fn main() {
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mod := vmod.decode(@VMOD_FILE) or {
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mod := vmod.decode(@VMOD_FILE) or { panic('Error decoding v.mod') }
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panic('Error decoding v.mod')
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}
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println('$mod.name has version $mod.version')
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println('$mod.name has version $mod.version')
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println('\nThe full mod struct: \n$mod')
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println('\nThe full mod struct: \n$mod')
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}
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}
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@ -12,6 +12,7 @@ import os
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// https://wkhtmltopdf.org/libwkhtmltox/
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// https://wkhtmltopdf.org/libwkhtmltox/
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#flag -lwkhtmltox
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#flag -lwkhtmltox
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#include "wkhtmltox/pdf.h" # You can install the C package for your system from the wkhtmltopdf.org/downloads.html page
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#include "wkhtmltox/pdf.h" # You can install the C package for your system from the wkhtmltopdf.org/downloads.html page
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struct C.wkhtmltopdf_global_settings {}
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struct C.wkhtmltopdf_global_settings {}
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struct C.wkhtmltopdf_object_settings {}
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struct C.wkhtmltopdf_object_settings {}
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