题解 | #数字颠倒#
数字颠倒
http://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
#include <stdio.h> #include <string.h>
int main() { char a[100],b; int len; while(scanf("%s\n",a)!=EOF){ len=strlen(a); for(int i=0;i<len/2;i++){ b=a[i]; a[i]=a[len-i-1]; a[len-i-1]=b; } } printf("%s\n",&a); return 0; }