제출 #1225268

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1225268		Nonoze	카니발 티켓 (IOI20_tickets)	C++20	0 / 100	2 ms	328 KiB

tickets

#include "tickets.h"
#include <bits/stdc++.h>
#define fi first
#define se secod
#define sz(x) (int)x.size()
#define cmin(a, b) a=min(a, b)
#define cmax(a, b) a=max(a, b)
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define pb push_back
#define int long long

using namespace std;

int n, m, k;
vector<vector<int>> a;

int find_maximum(signed K, vector<vector<signed>> x) {
	n=sz(x), m=sz(x[0]), k=K;
	a.resize(n, vector<int>(m));
	for (int i=0; i<n; i++) for (int j=0; j<m; j++) a[i][j]=x[i][j];
	vector<vector<signed>> ans(n, vector<signed>(m, -1));
	if (m==1) {
		ans.resize(n, vector<signed>(m, 0));
		allocate_tickets(ans);
		vector<int> b; for (int i=0; i<n; i++) b.pb(a[i][0]);
		sort(all(b));
		int res=0;
		for (int i=0; i<n/2; i++) res+=b[n-i-1]-b[i];
		return res;
	}
}

컴파일 시 표준 에러 (stderr) 메시지

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:32:1: warning: control reaches end of non-void function [-Wreturn-type]
   32 | }
      | ^

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• Subtask 7: 0 / 10