Submission #397645

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
397645	2021-05-02 16:40:52	MrRobot_28	Geometrija (COCI21_geometrija)	C++17	110 / 110	198 ms	16068 KiB

geometrija

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#include<bits/stdc++.h>
using namespace std;
#define X first
#define Y second
#define int long long
#define sz(a) (int)a.size()
const int mod = 1e9 + 7;
const int N = 2e5+ 100;
int crossproduct(pair <int, int> a, pair <int, int> b)
{
    return a.X * b.Y - a.Y * b.X;
}
bool cmp(pair <pair <int, int>, int> a, pair <pair <int, int>, int> b)
{
    if(a.X.X * b.X.X < 0)
    {
        return a.X.X > b.X.X;
    }
    if(a.X.X == 0)
    {
        return b.X.X < 0 || a.X.Y > 0;
    }
    if(b.X.X == 0)
    {
        return a.X.X > 0 && b.X.Y < 0;
    }
    return crossproduct(a.X, b.X) < 0;
}
signed main()
{
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 60 / 60