#include <stdio.h>
int main() {
	int N;
	scanf("%d", &N);
	int sum1 = 0;
	for (int n = N; n > 0; n /= 2); // after execution of this loop n=0
	for(int i = 0; i < n; i++) sum1++; // does not executes sum1 = 0
	int sum2 = 0;
	for (int i = 0; i < N; i *= 2); // Infinite loop -- i always remains 0
	for (int j = 0; j < i; j++) sum2++; // doesn't executes. 	
}