HDU 2203 亲和串【字符串函数的使用】

http://acm.hdu.edu.cn/showproblem.php?pid=2203

#include<stdio.h>#include<string.h>#define MAXN 100000char a[MAXN],b[MAXN],c[MAXN];int main(){while(~scanf("%s",a)){scanf("%s",b);strcpy(c,a);strcat(a,c);if(strstr(a,b))printf("yes\n");elseprintf("no\n");}return 0;}