제출 #59702

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
597022018-07-22 23:27:28KieranHorganAliens (IOI16_aliens)C++17
41 / 100
2063 ms125684 KiB
#pragma GCC optimize("Ofast")
#include "aliens.h"
#include <bits/stdc++.h>
using namespace std;
#define int long long
vector<pair<int, int>> intervals;
int cost(int i, int l) {
int overlap = max(0ll, intervals[l].second-intervals[l+1].first+1);
return (intervals[i].second-intervals[l+1].first+1)*(intervals[i].second-intervals[l+1].first+1) - overlap*overlap;
}
long long take_photos(signed n, signed m, signed k, vector<signed> r, vector<signed> c) {
// r.clear();
// c.clear();
// srand(4);
// n = 100;
// k = 8;
// m = 1000;
for(int i = 0; i < n; i++) {
r.push_back(rand()%m);
c.push_back(rand()%m);
if(c[i] >= r[i])
intervals.push_back({r[i], -c[i]});
else
intervals.push_back({c[i], -r[i]});
}
sort(intervals.begin(), intervals.end());
 
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