Submission #1309626

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Source Code Expand

#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <cstring>
#include <functional>
#include <set>
#include <map>
#include <cmath>
#include <string>
#include <queue>

using namespace std;
typedef pair <int,int> P;
typedef long long int ll;

int main()
{
	int n,a,b;
	scanf("%d %d %d",&n,&a,&b);
	ll mx=(ll) a+(ll) b*(ll) (n-1);
	ll mn=(ll) b+(ll) a*(ll) (n-1);
	ll ret=max(0LL,mx-mn+1);
	printf("%lld\n",ret);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:20:28: 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