Problem:
Score : 100 points

Problem Statement

Given is an integer x that is greater than or equal to 0, and less than or equal to 1.
Output 1 if x is equal to 0, or 0 if x is equal to 1.

Constraints

0 \leq x \leq 1

x is an integer

Input

Input is given from Standard Input in the following format:

x

Output

Print 1 if x is equal to 0, or 0 if x is equal to 1.

Sample Input 1

1

Sample Output 1

0

Sample Input 2

0

Sample Output 2

1

Solution in C (Clang 10.0.0) (judge verdict: Accepted)

#include<stdio.h>
int main(){
    int x;
    scanf("%d",&x);
    if(0==x){
        printf("1\n");
        
    }else if(x==1){
        printf("0\n");
        
    }else{
        printf("end\n");
    }
    return 0;
}