#include <stdio.h>
#include <string.h>

int main() {
    char name[90];
    int i=0, len;
    printf("enter your name: ");
    fgets(name,sizeof(name),stdin);
    len=strlen(name);
    for (i=len;i>=0;i--){
        printf("%c",name[i]);
    }
    
    return 0;
}