题解 | #字符个数统计#
数字颠倒
http://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
#include <stdio.h>
#include <string.h>
//num num%10 num/10
int main() {
int num;
scanf("%d",&num);
do{
printf("%c",num%10+'0');
num /=10;
}while(num !=0);
return 0;
}