Submission #1553852

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Source Code Expand

#include<cstdio>
typedef long long ll;
int main()
{
	ll n,a,b;
	scanf("%lld%lld%lld",&n,&a,&b);
	if(b<a) printf("0\n");
	else if(n<1) printf("0\n");
	else if(n==1&&a!=b) printf("0\n");
	else printf("%lld\n",(n-2)*(b-a)+1);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:6:32: 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