#include <stdio.h>
int toggleFifthBit(int n) {
// Write your code here
unsigned char check = 0x05;
if (n & (1 << 5))
#include <stdio.h>
int toggleFifthBit(int n) {
// Write your code here
return n ^ (1 << 5);
}
int main() {
int n;
scanf("%d", &n);
printf("%d", toggleFifthBit(n));
return 0;
}
// 5-th is a 1.
n &= ~(1 << 5);
}
else
{
// 5-th is a 0.
n |= (1 << 5);
}
return n;
}
int main() {
int n;
scanf("%d", &n);
printf("%d", toggleFifthBit(n));
return 0;
}