C
数字颠倒
http://www.nowcoder.com/questionTerminal/ae809795fca34687a48b172186e3dafe
include<stdio.h>
include<string.h>
int main(){
char str[10000];
gets(str);
for(int i=strlen(str)-1;i>=0;i--){
printf("%c",str[i]);
}
return 0;
}