Submission #1321635

---

Source Code Expand

#include <bits/stdc++.h>

using namespace std;

int n,a,b;

int main(){
	scanf("%d%d%d", &n, &a, &b);
	
	if(n == 1 && a != b) return 0 * printf("0\n");
	if(n == 2 || n == 1) return 0 * printf("1\n");
	if(b < a) return 0 * printf("0\n");
	
	printf("%lld\n", (long long)(n - 2) * (b - a) + 1LL);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d", &n, &a, &b);
                             ^

Judge Result