code
stringlengths
1
46.1k
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1.18k classes
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21 classes
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stringlengths
4
5
function swap(arr) { var tmp = arr[0]; arr[0] = arr[1]; arr[1] = tmp; }
786Generic swap
10javascript
wz9e2
def gcdR gcdR = { m, n -> m = m.abs(); n = n.abs(); n == 0 ? m: m%n == 0 ? n: gcdR(n, m%n) }
787Greatest common divisor
7groovy
mjpy5
#![feature(core)] fn sumsqd(mut n: i32) -> i32 { let mut sq = 0; while n > 0 { let d = n% 10; sq += d*d; n /= 10 } sq } use std::num::Int; fn cycle<T: Int>(a: T, f: fn(T) -> T) -> T { let mut t = a; let mut h = f(a); while t!= h { t = f(t); h = f(f(...
771Happy numbers
15rust
korh5
import java.util.ArrayDeque fun hailstone(n: Int): ArrayDeque<Int> { val hails = when { n == 1 -> ArrayDeque<Int>() n% 2 == 0 -> hailstone(n / 2) else -> hailstone(3 * n + 1) } hails.addFirst(n) return hails } fun main(args: Array<String>) { val hail27 = hailstone(27) f...
785Hailstone sequence
11kotlin
t5hf0
gcd :: (Integral a) => a -> a -> a gcd x y = gcd_ (abs x) (abs y) where gcd_ a 0 = a gcd_ a b = gcd_ b (a `rem` b)
787Greatest common divisor
8haskell
etyai
scala> def isHappy(n: Int) = { | new Iterator[Int] { | val seen = scala.collection.mutable.Set[Int]() | var curr = n | def next = { | val res = curr | curr = res.toString.map(_.asDigit).map(n => n * n).sum | seen += res | res | } | def hasNex...
771Happy numbers
16scala
1dhpf
null
784Greatest element of a list
1lua
etcac
null
786Generic swap
11kotlin
rqigo
public static long gcd(long a, long b){ long factor= Math.min(a, b); for(long loop= factor;loop > 1;loop--){ if(a % loop == 0 && b % loop == 0){ return loop; } } return 1; }
787Greatest common divisor
9java
h8djm
function gcd(a,b) { a = Math.abs(a); b = Math.abs(b); if (b > a) { var temp = a; a = b; b = temp; } while (true) { a %= b; if (a === 0) { return b; } b %= a; if (b === 0) { return a; } } }
787Greatest common divisor
10javascript
af610
function hailstone( n, print_numbers ) local n_iter = 1 while n ~= 1 do if print_numbers then print( n ) end if n % 2 == 0 then n = n / 2 else n = 3 * n + 1 end n_iter = n_iter + 1 end if print_numbers then print( n ) end return...
785Hailstone sequence
1lua
z4kty
tailrec fun gcd(a: Int, b: Int): Int = if (b == 0) kotlin.math.abs(a) else gcd(b, a% b)
787Greatest common divisor
11kotlin
4w057
func isHappyNumber(var n:Int) -> Bool { var cycle = [Int]() while n!= 1 &&!cycle.contains(n) { cycle.append(n) var m = 0 while n > 0 { let d = n% 10 m += d * d n = (n - d) / 10 } n = m } return n == 1 } var found = 0 var coun...
771Happy numbers
17swift
j0474
print "Hello world!"
755Hello world/Text
1lua
oll8h
x, y = y, x
786Generic swap
1lua
7snru
function gcd(a,b) if b ~= 0 then return gcd(b, a % b) else return math.abs(a) end end function demo(a,b) print("GCD of " .. a .. " and " .. b .. " is " .. gcd(a, b)) end demo(100, 5) demo(5, 100) demo(7, 23)
787Greatest common divisor
1lua
gx84j
sub max { my $max = shift; for (@_) { $max = $_ if $_ > $max } return $max; }
784Greatest element of a list
2perl
9hwmn
max($values)
784Greatest element of a list
12php
wzlep
use warnings; use strict; my @h = hailstone(27); print "Length of hailstone(27) = " . scalar @h . "\n"; print "[" . join(", ", @h[0 .. 3], "...", @h[-4 .. -1]) . "]\n"; my ($max, $n) = (0, 0); for my $x (1 .. 99_999) { @h = hailstone($x); if (scalar @h > $max) { ($max, $n) = (scalar @h, $x); } } ...
785Hailstone sequence
2perl
kozhc
max(values)
784Greatest element of a list
3python
ckx9q
v <- c(1, 2, 100, 50, 0) print(max(v))
784Greatest element of a list
13r
6r13e
function hailstone($n,$seq=array()){ $sequence = $seq; $sequence[] = $n; if($n == 1){ return $sequence; }else{ $n = ($n%2==0)? $n/2 : (3*$n)+1; return hailstone($n, $sequence); } } $result = hailstone(27); echo count($result) . ' Elements.<br>'; echo 'Starting with: ' . implode(,array_slice($result,0,4)) .'...
785Hailstone sequence
12php
3gbzq
values.max
784Greatest element of a list
14ruby
2pslw
fn main() { let nums = [1,2,39,34,20]; println!("{:?}", nums.iter().max()); println!("{}", nums.iter().max().unwrap()); }
784Greatest element of a list
15rust
v102t
($y, $x) = ($x, $y);
786Generic swap
2perl
dvrnw
def noSweat(list: Int*) = list.max
784Greatest element of a list
16scala
4wi50
function swap(&$a, &$b) { list($a, $b) = array($b, $a); }
786Generic swap
12php
j0d7z
sub gcd_iter($$) { my ($u, $v) = @_; while ($v) { ($u, $v) = ($v, $u % $v); } return abs($u); }
787Greatest common divisor
2perl
il5o3
def hailstone(n): seq = [n] while n>1: n = 3*n + 1 if n & 1 else n seq.append(n) return seq if __name__ == '__main__': h = hailstone(27) assert len(h)==112 and h[:4]==[27, 82, 41, 124] and h[-4:]==[8, 4, 2, 1] print(% max((len(hailstone(i)), i) for i in range(1,100000)...
785Hailstone sequence
3python
bi3kr
function gcdIter($n, $m) { while(true) { if($n == $m) { return $m; } if($n > $m) { $n -= $m; } else { $m -= $n; } } }
787Greatest common divisor
12php
rqoge
makeHailstone <- function(n){ hseq <- n while (hseq[length(hseq)] > 1){ current.value <- hseq[length(hseq)] if (current.value %% 2 == 0){ next.value <- current.value / 2 } else { next.value <- (3 * current.value) + 1 } hseq <- append(hseq, next.value) } return(list(hseq=hseq, s...
785Hailstone sequence
13r
7sdry
if let x = [4,3,5,9,2,3].maxElement() { print(x)
784Greatest element of a list
17swift
lbqc2
a, b = b, a
786Generic swap
3python
fu7de
swap <- function(name1, name2, envir = parent.env(environment())) { temp <- get(name1, pos = envir) assign(name1, get(name2, pos = envir), pos = envir) assign(name2, temp, pos = envir) }
786Generic swap
13r
oc584
from fractions import gcd
787Greatest common divisor
3python
n24iz
def hailstone n seq = [n] until n == 1 n = (n.even?)? (n / 2): (3 * n + 1) seq << n end seq end puts hs27 = hailstone 27 p [hs27.length, hs27[0..3], hs27[-4..-1]] n = (1 ... 100_000).max_by{|n| hailstone(n).length} puts puts
785Hailstone sequence
14ruby
1dypw
"%gcd%" <- function(u, v) { ifelse(u%% v!= 0, v%gcd% (u%%v), v) }
787Greatest common divisor
13r
0m2sg
fn hailstone(start: u32) -> Vec<u32> { let mut res = Vec::new(); let mut next = start; res.push(start); while next!= 1 { next = if next% 2 == 0 { next/2 } else { 3*next+1 }; res.push(next); } res } fn main() { let test_num = 27; let test_hailseq = hailstone(test_num)...
785Hailstone sequence
15rust
afm14
struct gen64 { cothread_t giver; cothread_t taker; int64_t given; void (*free)(struct gen64 *); void *garbage; }; inline void yield64(struct gen64 *gen, int64_t value) { gen->given = value; co_switch(gen->taker); } inline int64_t next64(struct gen64 *gen) { gen->taker = co_active(); co_switch(gen->giver)...
788Generator/Exponential
5c
ocv80
a, b = b, a
786Generic swap
14ruby
z4htw
object HailstoneSequence extends App { def hailstone(n: Int): Stream[Int] = n #:: (if (n == 1) Stream.empty else hailstone(if (n % 2 == 0) n / 2 else n * 3 + 1)) val nr = args.headOption.map(_.toInt).getOrElse(27) val collatz = hailstone(nr) println(s"Use the routine to show that the hailstone sequence for...
785Hailstone sequence
16scala
x3lwg
fn generic_swap<'a, T>(var1: &'a mut T, var2: &'a mut T) { std::mem::swap(var1, var2) }
786Generic swap
15rust
3gkz8
40902.gcd(24140)
787Greatest common divisor
14ruby
furdr
typedef int bool; char grid[8][8]; void placeKings() { int r1, r2, c1, c2; for (;;) { r1 = rand() % 8; c1 = rand() % 8; r2 = rand() % 8; c2 = rand() % 8; if (r1 != r2 && abs(r1 - r2) > 1 && abs(c1 - c2) > 1) { grid[r1][c1] = 'K'; grid[r2][c2] = '...
789Generate random chess position
5c
1dtpj
def swap[A,B](a: A, b: B): (B, A) = (b, a)
786Generic swap
16scala
mj1yc
(defn powers [m] (for [n (iterate inc 1)] (reduce * (repeat m n))))) (def squares (powers 2)) (take 5 squares)
788Generator/Exponential
6clojure
t5rfv
extern crate num; use num::integer::gcd;
787Greatest common divisor
15rust
t57fd
def gcd(a: Int, b: Int): Int = if (b == 0) a.abs else gcd(b, a % b)
787Greatest common divisor
16scala
6rk31
char rank[9]; int pos[8]; void swap(int i,int j){ int temp = pos[i]; pos[i] = pos[j]; pos[j] = temp; } void generateFirstRank(){ int kPos,qPos,bPos1,bPos2,rPos1,rPos2,nPos1,nPos2,i; for(i=0;i<8;i++){ rank[i] = 'e'; pos[i] = i; } do{ kPos = rand()%8; rPos1 = rand()%8; rPos2 = rand()%8; }...
790Generate Chess960 starting position
5c
t54f4
package main import ( "fmt" "math/rand" "strconv" "strings" "time" ) var grid [8][8]byte func abs(i int) int { if i >= 0 { return i } else { return -i } } func createFen() string { placeKings() placePieces("PPPPPPPP", true) placePieces("pppppppp", true) ...
789Generate random chess position
0go
y7h64
module RandomChess ( placeKings , placePawns , placeRemaining , emptyBoard , toFen , ChessBoard , Square (..) , BoardState (..) , getBoard ) where import Control.Monad.State (State, get, gets, put) import Data.List (find, sortBy) import System.Random (Random, RandomGen, StdGen, random, randomR) type Pos = (Char, Int)...
789Generate random chess position
8haskell
h8iju
(ns c960.core (:gen-class) (:require [clojure.string:as s])) (def starting-rank [\ \ \ \ \ \ \ \]) (defn bishops-legal? "True if Bishops are odd number of indicies apart" [rank] (odd? (apply - (cons 0 (sort > (keep-indexed #(when (= \ %2) %1) rank)))))) (defn king-legal? "True if the king is between two...
790Generate Chess960 starting position
6clojure
mjhyq
func hailstone(var n:Int) -> [Int] { var arr = [n] while n!= 1 { if n% 2 == 0 { n /= 2 } else { n = (3 * n) + 1 } arr.append(n) } return arr } let n = hailstone(27) println("hailstone(27): \(n[0...3]) ... \(n[n.count-4...n.count-1]) for ...
785Hailstone sequence
17swift
pn6bl
func swap<T>(inout a: T, inout b: T) { (a, b) = (b, a) }
786Generic swap
17swift
t5jfl
import static java.lang.Math.abs; import java.util.Random; public class Fen { static Random rand = new Random(); public static void main(String[] args) { System.out.println(createFen()); } static String createFen() { char[][] grid = new char[8][8]; placeKings(grid); p...
789Generate random chess position
9java
5exuf
Array.prototype.shuffle = function() { for (let i = this.length - 1; i > 0; i--) { let j = Math.floor(Math.random() * (i + 1)); [this[i], this[j]] = [this[j], this[i]]; } } function randomFEN() { let board = []; for (let x = 0; x < 8; x++) board.push('. . . . . . . .'.split(' ')); function getRandP...
789Generate random chess position
10javascript
j0o7n
struct replace_info { int n; char *text; }; int compare(const void *a, const void *b) { struct replace_info *x = (struct replace_info *) a; struct replace_info *y = (struct replace_info *) b; return x->n - y->n; } void generic_fizz_buzz(int max, struct replace_info *info, int info_length) { in...
791General FizzBuzz
5c
2pplo
DROP TABLE tbl; CREATE TABLE tbl ( u NUMBER, v NUMBER ); INSERT INTO tbl ( u, v ) VALUES ( 20, 50 ); INSERT INTO tbl ( u, v ) VALUES ( 21, 50 ); INSERT INTO tbl ( u, v ) VALUES ( 21, 51 ); INSERT INTO tbl ( u, v ) VALUES ( 22, 50 ); INSERT INTO tbl ( u, v ) VALUES ( 22, 55 ); commit; WITH...
787Greatest common divisor
19sql
9h1m6
null
789Generate random chess position
11kotlin
ckp98
int gjinv (double *a, int n, double *b) { int i, j, k, p; double f, g, tol; if (n < 1) return -1; f = 0.; for (i = 0; i < n; ++i) { for (j = 0; j < n; ++j) { g = a[j+i*n]; f += g * g; } } f = sqrt(f); tol = f * 2.2204460492503131e-016; for (i = 0; i < n; ++i) { for (j = 0; j < n; ++j) { b[...
792Gauss-Jordan matrix inversion
5c
pniby
null
787Greatest common divisor
17swift
dvgnh
void generateGaps(unsigned long long int start,int count){ int counter = 0; unsigned long long int i = start; char str[100]; printf(,count,start); while(counter<count){ sprintf(str,,i); if((i%(10*(str[0]-'0') + i%10))==0L){ printf(,counter+1,i); counter++; ...
793Gapful numbers
5c
wzfec
use strict; use warnings; use feature 'say'; use utf8; use List::AllUtils <shuffle any natatime>; sub pick1 { return @_[rand @_] } sub gen_FEN { my $n = 1 + int rand 31; my @n = (shuffle(0 .. 63))[1 .. $n]; my @kings; KINGS: { for my $a (@n) { for my $b (@n) { next unless $a !=...
789Generate random chess position
2perl
x3yw8
package main import ( "fmt" "math/rand" ) type symbols struct{ k, q, r, b, n rune } var A = symbols{'K', 'Q', 'R', 'B', 'N'} var W = symbols{'', '', '', '', ''} var B = symbols{'', '', '', '', ''} var krn = []string{ "nnrkr", "nrnkr", "nrknr", "nrkrn", "rnnkr", "rnknr", "rnkrn", "rknnr", "rknrn"...
790Generate Chess960 starting position
0go
h8ojq
(defn fix [pairs] (map second pairs)) (defn getvalid [pairs n] (filter (fn [p] (zero? (mod n (first p)))) (sort-by first pairs))) (defn gfizzbuzz [pairs numbers] (interpose "\n" (map (fn [n] (let [f (getvalid pairs n)] (if (empty? f) ...
791General FizzBuzz
6clojure
gxx4f
import Data.List import qualified Data.Set as Set data Piece = K | Q | R | B | N deriving (Eq, Ord, Show) isChess960 :: [Piece] -> Bool isChess960 rank = (odd . sum $ findIndices (== B) rank) && king > rookA && king < rookB where Just king = findIndex (== K) rank [rookA, rookB] = findIndices (== R) r...
790Generate Chess960 starting position
8haskell
il2or
import random board = [[ for x in range(8)] for y in range(8)] piece_list = [, , , , ] def place_kings(brd): while True: rank_white, file_white, rank_black, file_black = random.randint(0,7), random.randint(0,7), random.randint(0,7), random.randint(0,7) diff_list = [abs(rank_white - rank_black), abs(file_white ...
789Generate random chess position
3python
q6mxi
import java.util.Arrays; import java.util.Collections; import java.util.List; public class Chess960{ private static List<Character> pieces = Arrays.asList('R','B','N','Q','K','N','B','R'); public static List<Character> generateFirstRank(){ do{ Collections.shuffle(pieces); }while(!check(pieces.toString().repl...
790Generate Chess960 starting position
9java
x36wy
(defn first-digit [n] (Integer/parseInt (subs (str n) 0 1))) (defn last-digit [n] (mod n 10)) (defn bookend-number [n] (+ (* 10 (first-digit n)) (last-digit n))) (defn is-gapful? [n] (and (>= n 100) (zero? (mod n (bookend-number n))))) (defn gapful-from [n] (filter is-gapful? (iterate inc n))) (defn gapful [] (gap...
793Gapful numbers
6clojure
89y05
void swap_row(double *a, double *b, int r1, int r2, int n) { double tmp, *p1, *p2; int i; if (r1 == r2) return; for (i = 0; i < n; i++) { p1 = mat_elem(a, r1, i, n); p2 = mat_elem(a, r2, i, n); tmp = *p1, *p1 = *p2, *p2 = tmp; } tmp = b[r1], b[r1] = b[r2], b[r2] = tmp; } void gauss_eliminate(double *a, do...
794Gaussian elimination
5c
ck79c
place_kings <- function(brd){ while (TRUE) { rank_white <- sample(1:8, 1) ; file_white <- sample(1:8, 1) rank_black <- sample(1:8, 1) ; file_black <- sample(1:8, 1) diff_vec <- c(abs(rank_white - rank_black), abs(file_white - file_black)) if (sum(diff_vec) > 2 | setequal(dif...
789Generate random chess position
13r
afz1z
package main import ( "fmt" "math" )
788Generator/Exponential
0go
4ws52
function gcd(a: number, b: number) { a = Math.abs(a); b = Math.abs(b); if (b > a) { let temp = a; a = b; b = temp; } while (true) { a %= b; if (a === 0) { return b; } b %= a; if (b === 0) { return a; } } }
787Greatest common divisor
20typescript
5esu4
function ch960startPos() { var rank = new Array(8),
790Generate Chess960 starting position
10javascript
ocl86
int noargs(void); int twoargs(int a,int b); int twoargs(int ,int); int anyargs(); int atleastoneargs(int, ...);
795Function prototype
5c
lb7cy
int main() { unsigned char lower[N]; for (size_t i = 0; i < N; i++) { lower[i] = i + 'a'; } return EXIT_SUCCESS; }
796Generate lower case ASCII alphabet
5c
z4ltx
import Data.List.Ordered powers :: Int -> [Int] powers m = map (^ m) [0..] squares :: [Int] squares = powers 2 cubes :: [Int] cubes = powers 3 foo :: [Int] foo = filter (not . has cubes) squares main :: IO () main = print $ take 10 $ drop 20 foo
788Generator/Exponential
8haskell
q69x9
object Chess960 : Iterable<String> { override fun iterator() = patterns.iterator() private operator fun invoke(b: String, e: String) { if (e.length <= 1) { val s = b + e if (s.is_valid()) patterns += s } else { for (i in 0 until e.length) { in...
790Generate Chess960 starting position
11kotlin
pndb6
(declare foo)
795Function prototype
6clojure
4wp5o
package main import "fmt" type vector = []float64 type matrix []vector func (m matrix) inverse() matrix { le := len(m) for _, v := range m { if len(v) != le { panic("Not a square matrix") } } aug := make(matrix, le) for i := 0; i < le; i++ { aug[i] = make(vecto...
792Gauss-Jordan matrix inversion
0go
6rg3p
null
790Generate Chess960 starting position
1lua
1dfpo
package main import "fmt" type FCNode struct { name string weight int coverage float64 children []*FCNode parent *FCNode } func newFCN(name string, weight int, coverage float64) *FCNode { return &FCNode{name, weight, coverage, nil, nil} } func (n *FCNode) addChildren(nodes []*FCNode)...
797Functional coverage tree
0go
pnqbg
def hasNK( board, a, b ) for g in -1 .. 1 for f in -1 .. 1 aa = a + f; bb = b + g if aa.between?( 0, 7 ) && bb.between?( 0, 7 ) p = board[aa + 8 * bb] if p == || p == ; return true; end end end end return false end def gen...
789Generate random chess position
14ruby
0mcsu
isMatrix xs = null xs || all ((== (length.head $ xs)).length) xs isSquareMatrix xs = null xs || all ((== (length xs)).length) xs mult:: Num a => [[a]] -> [[a]] -> [[a]] mult uss vss = map ((\xs -> if null xs then [] else foldl1 (zipWith (+)) xs). zipWith (\vs u -> map (u*) vs) vss) uss matI::(Num a) => Int -> [[a]] ...
792Gauss-Jordan matrix inversion
8haskell
j0s7g
(map char (range (int \a) (inc (int \z))))
796Generate lower case ASCII alphabet
6clojure
9h4ma
import Data.Bifunctor (first) import Data.Bool (bool) import Data.Char (isSpace) import qualified Data.Text as T import qualified Data.Text.IO as T import qualified Data.Text.Read as T import Data.Tree (Forest, Tree (..), foldTree) import Numeric (showFFloat) import System.Directory (doesFileExist) data Coverage = C...
797Functional coverage tree
8haskell
fumd1
int n, w, h = 45, *x, *y, cnt = 0; char *b; inline int rnd(int a) { return (rand()/(RAND_MAX/a))%a; } void show_board() { int i, j; for (puts(), i = 0; i < h; i++, putchar('\n')) for (j = 0; j < w; j++, putchar(' ')) printf(B(i, j) == '*' ? C(i - 1, j) ? : : , B(i, j)); } void init() { int i, j;...
798Galton box animation
5c
lb4cy
use std::fmt::Write; use rand::{Rng, distributions::{Distribution, Standard}}; const EMPTY: u8 = b'.'; #[derive(Clone, Debug)] struct Board { grid: [[u8; 8]; 8], } impl Distribution<Board> for Standard { fn sample<R: Rng +?Sized>(&self, rng: &mut R) -> Board { let mut board = Board::empty(); ...
789Generate random chess position
15rust
89l07
import scala.math.abs import scala.util.Random object RandomFen extends App { val rand = new Random private def createFen = { val grid = Array.ofDim[Char](8, 8) def placeKings(grid: Array[Array[Char]]): Unit = { var r1, c1, r2, c2 = 0 do { r1 = rand.nextInt(8) c1 = rand.nextIn...
789Generate random chess position
16scala
n2uic
import java.util.function.LongSupplier; import static java.util.stream.LongStream.generate; public class GeneratorExponential implements LongSupplier { private LongSupplier source, filter; private long s, f; public GeneratorExponential(LongSupplier source, LongSupplier filter) { this.source = sour...
788Generator/Exponential
9java
pntb3
(() => { 'use strict';
797Functional coverage tree
10javascript
dvynu
class Fen { public createFen() { let grid: string[][]; grid = []; for (let r = 0; r < 8; r++) { grid[r] = []; for (let c = 0; c < 8; c++) { grid[r][c] = "0"; } } this.placeKings(grid); this.placePieces(grid, "PPP...
789Generate random chess position
20typescript
9hbmb
null
792Gauss-Jordan matrix inversion
9java
ua1vv
package main import ( "fmt" ) const numbers = 3 func main() {
791General FizzBuzz
0go
q66xz
function PowersGenerator(m) { var n=0; while(1) { yield Math.pow(n, m); n += 1; } } function FilteredGenerator(g, f){ var value = g.next(); var filter = f.next(); while(1) { if( value < filter ) { yield value; value = g.next(); } else if ( value > filter ) { filter = f.next(); } else { va...
788Generator/Exponential
10javascript
x3mw9
null
797Functional coverage tree
11kotlin
et8a4
struct functionInfo { char* name; int timesCalled; char marked; }; void addToList(struct functionInfo** list, struct functionInfo toAdd, \ size_t* numElements, size_t* allocatedSize) { static const char* keywords[32] = {, , , , , \ , , , , \ ...
799Function frequency
5c
7sbrg
def log = '' (1..40).each {Integer value -> log +=(value %3 == 0) ? (value %5 == 0)? 'FIZZBUZZ\n':(value %7 == 0)? 'FIZZBAXX\n':'FIZZ\n' :(value %5 == 0) ? (value %7 == 0)? 'BUZBAXX\n':'BUZZ\n' :(value %7 == 0) ?'BAXX\n' ...
791General FizzBuzz
7groovy
1ddp6
sub rnd($) { int(rand(shift)) } sub empties { grep !$_[0][$_], 0 .. 7 } sub chess960 { my @s = (undef) x 8; @s[2*rnd(4), 1 + 2*rnd(4)] = qw/B B/; for (qw/Q N N/) { my @idx = empties \@s; $s[$idx[rnd(@idx)]] = $_; } @s[empties \@s] = qw/R K R/; @s } print "@{[chess960]}\n" for 0 .. 10;
790Generate Chess960 starting position
2perl
y7j6u
func a()
795Function prototype
0go
x3dwf