Problem:
Score : 100 points

Problem Statement

Given are two strings S and T consisting of lowercase English letters. Concatenate T and S in this order, without space in between, and print the resulting string.

Constraints

S and T are strings consisting of lowercase English letters.

The lengths of S and T are between 1 and 100 (inclusive).

Input

Input is given from Standard Input in the following format:

S T

Output

Print the resulting string.

Sample Input 1

oder atc

Sample Output 1

atcoder

When S = oder and T = atc, concatenating T and S in this order results in atcoder.

Sample Input 2

humu humu

Sample Output 2

humuhumu

Solution in C (GCC 5.4.1) (judge verdict: Runtime Error)

#include<stdio.h>
int main(){
    char t[100];
    int i,k,n;
    gets(t);
    //gets(s);
    for( i=0;i<=strlen(t)-1;i++){
        if(t[i]==' '){
                k=i;
            break;
        }
    }

    for( n=k+1;n<=strlen(t)-1;n++){
        printf("%c",t[n]);
        }
        for( i=0;i<=k;i++){
       printf("%c",t[i]);
        }
    }