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 (GCC 9.2.1) (judge verdict: Wrong Answer)

#include<stdio.h>
int main()
{
    int x;
    printf("enter an number:");
    scanf("%d", &x);
    if(x>= 0)
    {
        printf("%d", 1);
    }
    else if(x<=1)
    {

        printf("%d",0);
    }
    else
    {
        printf("invalid number");
    }
    return 0;


}