Submission #1312453

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Source Code Expand

#include<cstdio>
#include<cstring>
#include<cstdlib>
#include<cmath>
#include<algorithm>
using namespace std;
long long a, b, n, ans;
int main(){
	scanf("%lld%lld%lld", &n, &a, &b);
	if(a > b)printf("0\n");
	else {
		if((b - a) * (n - 2) + 1 < 0)ans = 0;
		else ans = (b - a) * (n - 2) + 1;
		printf("%lld\n", ans);
	}
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld%lld", &n, &a, &b);
                                   ^

Judge Result