Submission #1662320


Source Code Expand

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<string>
#include<cstring>
#include<queue>
#include<vector>
#include<functional>
#include<cmath>
#include<map>
#include<stack>
#include<set>
#include<numeric>
#include<limits>
#include<iterator>

#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define rep(i,n) for(int i=0; i<n; i++)
#define FOR(i,a,n) for(int i=a; i<n; i++)

using namespace std;
typedef long long ll;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef pair<ll, char> plc;
typedef pair<string, string> pss;

int main()
{
	int n;
	cin >> n;
	vector<int> x(n), y(n);

	rep(i, n)
		cin >> x[i] >> y[i];

	int ans = 0;
	for (int i = 0; i < n-2; i++) {
		for (int j = i + 1; j < n-1; j++) {
			for (int k = j + 1; k < n; k++) {
				ll area = abs((x[j] - x[i])*(y[k] - y[i]) - (y[j] - y[i])*(x[k] - x[i]));
				if (area != 0 && area % 2 == 0) {
					ans++;
				}
			}
		}
	}
	
	cout << ans << endl;
	return 0;
}

Submission Info

Submission Time
Task B - 格子点と整数
User jj
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1026 Byte
Status WA
Exec Time 2 ms
Memory 256 KB

Judge Result

Set Name All
Score / Max Score 0 / 100
Status
AC × 73
WA × 2
Set Name Test Cases
All case_01.txt, case_02.txt, case_03.txt, case_04.txt, case_05.txt, case_06.txt, case_07.txt, case_08.txt, case_09.txt, case_10.txt, case_11.txt, case_12.txt, case_13.txt, case_14.txt, case_15.txt, case_16.txt, case_17.txt, case_18.txt, case_19.txt, case_20.txt, case_21.txt, case_22.txt, case_23.txt, case_24.txt, case_25.txt, case_26.txt, case_27.txt, case_28.txt, case_29.txt, case_30.txt, case_31.txt, case_32.txt, case_33.txt, case_34.txt, case_35.txt, case_36.txt, case_37.txt, case_38.txt, case_39.txt, case_40.txt, case_41.txt, case_42.txt, case_43.txt, case_44.txt, case_45.txt, case_46.txt, case_47.txt, case_48.txt, case_49.txt, case_50.txt, case_51.txt, case_52.txt, case_53.txt, case_54.txt, case_55.txt, case_56.txt, case_57.txt, case_58.txt, case_59.txt, case_60.txt, case_61.txt, case_62.txt, case_63.txt, case_64.txt, case_65.txt, case_66.txt, case_67.txt, case_68.txt, case_69.txt, case_70.txt, case_71.txt, sample_1.txt, sample_2.txt, sample_3.txt, sample_4.txt
Case Name Status Exec Time Memory
case_01.txt AC 2 ms 256 KB
case_02.txt AC 2 ms 256 KB
case_03.txt AC 2 ms 256 KB
case_04.txt AC 1 ms 256 KB
case_05.txt AC 1 ms 256 KB
case_06.txt AC 2 ms 256 KB
case_07.txt AC 1 ms 256 KB
case_08.txt AC 1 ms 256 KB
case_09.txt AC 2 ms 256 KB
case_10.txt AC 1 ms 256 KB
case_11.txt AC 1 ms 256 KB
case_12.txt AC 1 ms 256 KB
case_13.txt AC 2 ms 256 KB
case_14.txt AC 2 ms 256 KB
case_15.txt AC 1 ms 256 KB
case_16.txt AC 1 ms 256 KB
case_17.txt AC 1 ms 256 KB
case_18.txt AC 1 ms 256 KB
case_19.txt AC 1 ms 256 KB
case_20.txt AC 1 ms 256 KB
case_21.txt AC 2 ms 256 KB
case_22.txt AC 1 ms 256 KB
case_23.txt AC 1 ms 256 KB
case_24.txt AC 1 ms 256 KB
case_25.txt AC 1 ms 256 KB
case_26.txt AC 1 ms 256 KB
case_27.txt AC 2 ms 256 KB
case_28.txt AC 1 ms 256 KB
case_29.txt AC 1 ms 256 KB
case_30.txt AC 1 ms 256 KB
case_31.txt AC 1 ms 256 KB
case_32.txt AC 1 ms 256 KB
case_33.txt AC 1 ms 256 KB
case_34.txt AC 2 ms 256 KB
case_35.txt AC 1 ms 256 KB
case_36.txt AC 1 ms 256 KB
case_37.txt AC 1 ms 256 KB
case_38.txt AC 1 ms 256 KB
case_39.txt AC 1 ms 256 KB
case_40.txt AC 2 ms 256 KB
case_41.txt AC 1 ms 256 KB
case_42.txt AC 1 ms 256 KB
case_43.txt AC 1 ms 256 KB
case_44.txt AC 1 ms 256 KB
case_45.txt AC 2 ms 256 KB
case_46.txt AC 2 ms 256 KB
case_47.txt AC 1 ms 256 KB
case_48.txt AC 1 ms 256 KB
case_49.txt AC 1 ms 256 KB
case_50.txt AC 2 ms 256 KB
case_51.txt AC 2 ms 256 KB
case_52.txt AC 2 ms 256 KB
case_53.txt AC 2 ms 256 KB
case_54.txt AC 2 ms 256 KB
case_55.txt AC 2 ms 256 KB
case_56.txt AC 2 ms 256 KB
case_57.txt AC 2 ms 256 KB
case_58.txt AC 2 ms 256 KB
case_59.txt AC 2 ms 256 KB
case_60.txt AC 2 ms 256 KB
case_61.txt AC 2 ms 256 KB
case_62.txt AC 2 ms 256 KB
case_63.txt AC 2 ms 256 KB
case_64.txt AC 2 ms 256 KB
case_65.txt AC 2 ms 256 KB
case_66.txt AC 2 ms 256 KB
case_67.txt AC 2 ms 256 KB
case_68.txt AC 2 ms 256 KB
case_69.txt AC 2 ms 256 KB
case_70.txt WA 2 ms 256 KB
case_71.txt WA 1 ms 256 KB
sample_1.txt AC 1 ms 256 KB
sample_2.txt AC 1 ms 256 KB
sample_3.txt AC 1 ms 256 KB
sample_4.txt AC 1 ms 256 KB