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: Accepted)

#include<stdio.h>
#define MAX(a,b) ((a)>(b) ?(a) : (b))
#define MIN(a,b) ((a)<(b) ?(a) : (b))
#define ABS(a) ((a)>0 ?(a) : (-a))
int main(void){
 int a;
 scanf("%d",&a);
 if(a){
   printf("0\n");
 }else{
   printf("1\n");
 }
 return 0;
}