Submission #1072886

#	Time	Username	Problem	Language	Result	Execution time	Memory
1072886		LCJLY	Carnival Tickets (IOI20_tickets)	C++14	11 / 100	1 ms	856 KiB

tickets

#include <bits/stdc++.h>
#include "tickets.h"
//#include "grader.cpp"
using namespace std;
 
#define int long long
#define show(x,y) cout << y << " " << #x << endl;
#define show2(x,y,i,j) cout << y << " " << #x << "  " << j << " " << #i << endl;
#define show3(x,y,i,j,p,q) cout << y << " " << #x << "  " << j << " " << #i << "  " << q << " " << #p << endl;
#define show4(x,y) for(auto it:y) cout << it << " "; cout << #x << endl;
typedef pair<long long,long long>pii;
typedef pair<long long,pii>pi2;
 
//allocate_tickets(vector<vector<int>>)
 
long long find_maximum(int32_t k, vector<vector<int32_t>>arr){
	int n=arr.size();
	int m=arr[0].size();
	vector<pi2>v;
	for(int x=0;x<n;x++){
		for(int y=0;y<m;y++){
			v.push_back({arr[x][y],{x,y}});
		}
	}
	sort(v.begin(),v.end());
	int counter=0;
	vector<vector<int32_t>>ans;
	ans.resize(n);
	for(int x=0;x<n;x++){
		for(int y=0;y<m;y++) ans[x].push_back(y);
	}
	for(int x=0;x<n*m/2;x++){
		counter+=abs(v[x].first-v[n*m-1-x].first);
	}
	allocate_tickets(ans);
	return counter;
}

• 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