View Code of Problem 64

#include <stdio.h>
#include <math.h>
#include <string.h>
int main()
{
	int a, b, c;
	int i, d;
	while (1) {
		scanf("%d %d %d", &a, &b, &c);
		if (a == 0 && b == 0 && c == 0) {
			break;
		}
		for (i = 0; i < a - 2; i++) {
			d = b;
			b = b-b/2;
			if (b+d > c) {
				printf("%d\n", d);
				break;
			}
			b = b + d;
		}
		if (b+d <= c) {
			printf("%d\n", b);
		}
	}
	return 0;
}