Submission #380774

#	Time	Username	Problem	Language	Result	Execution time	Memory
380774		Pichon5	카니발 티켓 (IOI20_tickets)	C++17	0 / 100	1 ms	364 KiB

tickets

#include "tickets.h"
#include<bits/stdc++.h>
#define lcm(a,b) (a/__gcd(a,b))*b
#define fast ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define ll long long int
#define vi vector<int>
#define vll vector<ll>
#define pb push_back
#define F first
#define S second
#define mp make_pair
using namespace std;
long long find_maximum(int k,vector<vi> x) {
	int n = x.size();
	int m = x[0].size();
	ll res=0;
	vi v;
	for(int i=0;i<n;i++){
        v.pb(x[i][0]);
	}
	sort(v.begin(),v.end());
	for(int i=0;i<n;i++){
        if(i<n/2){
            res-=v[i];
        }else{
            res+=v[i];
        }
	}
	return res;
}

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:15:6: warning: unused variable 'm' [-Wunused-variable]
   15 |  int m = x[0].size();
      |      ^

• Subtask 1: 0 / 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