题解 | #数字颠倒#
数字颠倒
https://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
#include <stdio.h> #include <string.h> int main() { int i, len; char a[30] = {0}; while (scanf("%s", a) != EOF) { // 注意 while 处理多个 case len = strlen(a); for (i = len-1; i >= 0; i--) { printf("%c", a[i]); } } return 0; }