Submission #1162531

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1162531	2025-03-06 09:36:58	jerzyk	Dragon 2 (JOI17_dragon2)	C++20	100 / 100	3474 ms	9832 KiB

dragon2

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#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define st first
#define nd second
typedef long long ll;
typedef long double ld;
const ll I = 1000'000'000'000'000'000LL;
const int II = 2'000'000'000;
const ll M = 1000'000'007LL;
const int N = 30'007;
vector<int> sp[N];
pair<ll, ll> tab[N], ta[N], tb[N], A, B;
ll d[N];
map<pair<int, int>, int> answer;
bool C(int i, int j)
{
    if(!((d[i] < 0) ^ (d[j] < 0)))
        if(abs(d[i]) < abs(d[j]))
            return 0;
    ll x = tab[j].st - tab[i].st, y = tab[j].nd - tab[i].nd;
    ll a = x * ta[i].nd - y * (ta[i].st);
    ll b = x * tb[i].nd - y * (tb[i].st);
    return ((a > 0) ^ (b > 0));
}
inline int Cnt(int a, int b)
{
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 45 / 45
• Subtask 3: 40 / 40