이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
#include "tickets.h"
using namespace std;
typedef long long ll;
typedef pair<int,int> pi;
typedef pair<ll,ll> pl;
#define F first
#define S second
#define all(x) (x).begin(),(x).end()
const int N = 3e5+5;
const int MOD = 1e9+7;
const ll INF = 1e18+5;
#ifdef dremix
#define p2(x,y) cerr<<#x<<", "<<#y<<" = "<<x<<", "<<y<<endl;
#define ppv(x) cerr<<#x<<" = {";for(auto v : x)cerr<<v.F<<"-"<<v.S<<", ";cerr<<"}"<<endl;
#define pv(x) cerr<<#x<<" = {";for(auto v : x)cerr<<v<<", ";cerr<<endl;
#else
#define p2(x,y) {}
#define ppv(x) {}
#define pv(x) {}
#endif
struct ano{
int mn,mx,id;
bool operator<(const ano &o)const{
return mn < o.mn;
}
};
long long find_maximum(int k, vector<vector<int> > x) {
int n = x.size();
int m = x[0].size();
int i,j;
vector<vector<vector<int> > > idx(n,vector<vector<int> >(2,vector<int>()));
ano arr[n];
vector<vector<int> > answer(n,vector<int>(m,-1));
ll sum = 0;
for (i = 0; i < n; i++) {
arr[i] = {0,0,0};
for(j=0;j<m;j++){
if(x[i][j])
arr[i].mx ++;
else
arr[i].mn ++;
arr[i].id = i;
idx[i][x[i][j]].push_back(j);
}
}
//sort(all(arr));
sort(arr,arr+n);
for(j=0;j<k;j++){
vector<bool> v(n,true);
int cnt[2] = {};
for(i=0;i<n;i++){
int id = arr[i].id;
if(idx[id][0].empty()){
answer[id][idx[id][1].back()] = j;
cnt[1]++;
idx[id][1].pop_back();
}
else if(idx[id][1].empty()){
answer[id][idx[id][0].back()] = j;
cnt[0]++;
idx[id][0].pop_back();
}
else{
v[i] = false;
}
}
for(i=n-1;i>=0;i--){
if(cnt[0] >= n/2)break;
if(v[i])continue;
//cnt[0] ++;
int id = arr[i].id;
answer[id][idx[id][0].back()] = j;
cnt[0]++;
idx[id][0].pop_back();
v[i] = true;
}
for(i=0;i<n;i++){
if(v[i])continue;
//cnt[1] ++;
int id = arr[i].id;
answer[id][idx[id][1].back()] = j;
cnt[1]++;
idx[id][1].pop_back();
}
pv(cnt)
sum += min(cnt[0],cnt[1]);
}
allocate_tickets(answer);
return sum;
}
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