Submission #417281

#	Time	Username	Problem	Language	Result	Execution time	Memory
417281		abdzag	Carnival Tickets (IOI20_tickets)	C++17	11 / 100	2 ms	844 KiB

tickets

#include<bits/stdc++.h>
#include "tickets.h"
#define rep(i,a,b) for(int i=int(a);i<int(b);i++)
#define rrep(i,a,b) for(int i=int(a);i>int(b);i--)
#define trav(a,v) for(auto& a: v)
#define sz(v) v.size()
#define all(v) v.begin(),v.end()
#define vi vector<int>

typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
const long long inf = 1e15;

using namespace std;
vector<bool> visited(1e6);
vector<vector<ll>> g;
vector<ll> v;
ll curr = 0;
long long find_maximum(int k, std::vector<std::vector<int>> x) {
	vector<ll> v;
	ll n = x.size();
	ll m = x[0].size();
	vector<vector<int>> answer(n, vector<int>(m,-1));
	rep(i, 0, n)rep(j, 0, k)answer[i][j] = j;
	trav(a, x) {
		trav(b, a)v.push_back(b);
	}
	sort(all(v));
	ll ans = 0;
	rep(i, 0, v.size() / 2)ans -= v[i];
	rep(i, v.size() / 2, v.size()) ans += v[i];
	allocate_tickets(answer);
	return ans;

}

• Subtask 1: 11 / 11
• Subtask 2: 0 / 16
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 12
• Subtask 6: 0 / 23
• Subtask 7: 0 / 10