Submission #8030081

---

Source Code Expand

#include <iostream>
#include <cstdio>
#include <algorithm>
#define N 2005
using namespace std;

typedef long long ll;
ll n, s, t, a[N];
ll f(ll p) {return p > 0 ? p : 0;}
int main()
{
	ll i, j;
	cin >> n;
	for (i = 0; i < n; i++) {
		scanf ("%lld", &a[i]);
	}
	sort(a, a + n);
	for (i = 0; i < n; i++) {
		for (j = i + 1; j < n; j++) {
			t = upper_bound(a, a + n, a[i] + a[j] - 1) - a;
			s += f(t - j - 1);
		}
	}
	cout << s;
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf ("%lld", &a[i]);
                        ^

Judge Result