Created
October 25, 2016 04:38
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Permutação de números
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#include <stdio.h> | |
#include <string.h> | |
#include <stdlib.h> | |
void swap(char *x, char *y){ | |
char temp; | |
temp = *x; | |
*x = *y; | |
*y = temp; | |
} | |
void permute(char *a, int l, int r, int *answ){ | |
int i; | |
if (l == r){ | |
if(atoi(a) % 8 == 0){ | |
(*answ)++; | |
} | |
} | |
else{ | |
for (i = l; i <= r; i++){ | |
swap((a+l), (a+i)); | |
permute(a, l+1, r, answ); | |
swap((a+l), (a+i)); | |
} | |
} | |
} | |
int main(){ | |
int n_test, answ; | |
scanf("%d", &n_test); | |
int i; | |
for(i=1 ; i<=n_test ; i++){ | |
answ=0; | |
char str[1000]; | |
scanf("%s", str); | |
getchar(); | |
int n; | |
n = strlen(str); | |
permute(str, 0, n-1, &answ); | |
if(answ != 0){ | |
printf("YES\n"); | |
} | |
else{ | |
printf("NO\n"); | |
} | |
} | |
return 0; | |
} |
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