rand: change rand.seed() to receive seed value
parent
af7d49103b
commit
2cb12b4f4e
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@ -140,7 +140,7 @@ fn main() {
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}
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}
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fn (g mut Game) init_game() {
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fn (g mut Game) init_game() {
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rand.seed()
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rand.seed(time.now().uni)
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g.generate_tetro()
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g.generate_tetro()
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g.field = []array_int // TODO: g.field = [][]int
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g.field = []array_int // TODO: g.field = [][]int
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// Generate the field, fill it with 0's, add -1's on each edge
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// Generate the field, fill it with 0's, add -1's on each edge
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@ -1,4 +1,5 @@
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import rand
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import rand
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import time
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import os
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import os
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const (HelpText = ' Usage:\t./VCasino\n
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const (HelpText = ' Usage:\t./VCasino\n
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@ -87,7 +88,7 @@ fn get_bet(money int) int {
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}
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}
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fn run_wheel(bet_nbr int, bet int) int {
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fn run_wheel(bet_nbr int, bet int) int {
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rand.seed()
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rand.seed(time.now().uni)
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winning_nbr := rand.next(50)
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winning_nbr := rand.next(50)
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print('Roulette Wheel spinning... and stops on the number $winning_nbr which is a ')
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print('Roulette Wheel spinning... and stops on the number $winning_nbr which is a ')
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if winning_nbr % 2 == 1 {
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if winning_nbr % 2 == 1 {
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@ -1,6 +1,7 @@
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import bf
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import bf
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import rand
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import rand
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import time
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fn test_bf_new_size() {
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fn test_bf_new_size() {
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instance := bf.new(75)
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instance := bf.new(75)
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@ -18,7 +19,7 @@ fn test_bf_set_clear_toggle_get() {
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}
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}
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fn test_bf_and_not_or_xor() {
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fn test_bf_and_not_or_xor() {
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rand.seed()
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rand.seed(time.now().uni)
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len := 80
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len := 80
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mut input1 := bf.new(len)
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mut input1 := bf.new(len)
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mut input2 := bf.new(len)
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mut input2 := bf.new(len)
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@ -45,7 +46,7 @@ fn test_bf_and_not_or_xor() {
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}
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}
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fn test_clone_cmp() {
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fn test_clone_cmp() {
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rand.seed()
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rand.seed(time.now().uni)
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len := 80
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len := 80
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mut input := bf.new(len)
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mut input := bf.new(len)
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for i := 0; i < len; i++ {
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for i := 0; i < len; i++ {
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@ -59,7 +60,7 @@ fn test_clone_cmp() {
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}
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}
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fn test_slice_join() {
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fn test_slice_join() {
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rand.seed()
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rand.seed(time.now().uni)
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len := 80
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len := 80
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mut input := bf.new(len)
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mut input := bf.new(len)
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for i := 0; i < len; i++ {
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for i := 0; i < len; i++ {
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@ -82,7 +83,7 @@ fn test_slice_join() {
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}
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}
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fn test_popcount() {
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fn test_popcount() {
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rand.seed()
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rand.seed(time.now().uni)
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len := 80
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len := 80
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mut count0 := 0
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mut count0 := 0
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mut input := bf.new(len)
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mut input := bf.new(len)
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@ -97,7 +98,7 @@ fn test_popcount() {
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}
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}
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fn test_hamming() {
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fn test_hamming() {
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rand.seed()
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rand.seed(time.now().uni)
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len := 80
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len := 80
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mut count := 0
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mut count := 0
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mut input1 := bf.new(len)
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mut input1 := bf.new(len)
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@ -4,10 +4,8 @@
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module rand
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module rand
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import time
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pub fn seed(s int) {
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C.srand(s)
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pub fn seed() {
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C.srand(time.now().uni)
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}
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}
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pub fn next(max int) int {
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pub fn next(max int) int {
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@ -15,4 +13,3 @@ pub fn next(max int) int {
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}
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}
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fn C.rand() int
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fn C.rand() int
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@ -0,0 +1,30 @@
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import rand
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fn gen_randoms(seed int) []int {
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mut randoms := [0; 20]
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rand.seed(seed)
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for i in 0..20 {
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randoms[i] = rand.next(100)
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}
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return randoms
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}
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fn test_rand_reproducibility() {
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mut randoms1 := gen_randoms(42)
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mut randoms2 := gen_randoms(42)
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assert randoms1.len == randoms2.len
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mut len := randoms1.len
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for i in 0..len {
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assert randoms1[i] == randoms2[i]
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}
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randoms1 = gen_randoms(256)
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randoms2 = gen_randoms(256)
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assert randoms1.len == randoms2.len
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len = randoms1.len
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for i in 0..len {
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assert randoms1[i] == randoms2[i]
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}
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}
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