답안 #1050423

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1050423 2024-08-09T09:22:22 Z Huseyn123 카니발 티켓 (IOI20_tickets) C++17
27 / 100
3000 ms 127148 KB
#include <bits/stdc++.h> 
#include "tickets.h"
#include <vector>
#define pb push_back
using namespace std; 
typedef long long ll; 
ll find_maximum(int k, vector<vector<int>> x) {
	ll n = x.size();
	ll m = x[0].size();
	vector<vector<int>> answer;
	ll ans=0;
	if(m==1){
		vector<ll> a; 
		for(ll i=0;i<n;i++){
			a.pb(x[i][0]);
		}
		sort(a.begin(),a.end());
		for(ll i=0;i<n;i++){
			ans+=abs(a[i]-a[n/2]);
		}
		for(ll i=0;i<n;i++){
			answer.pb({0});
		}
	}
	else{
		for(ll i=0;i<n;i++){
			vector<int> d;
			for(ll j=0;j<m;j++){
				d.pb(-1);
			}
			answer.pb(d);
		}
		for(int z=0;z<k;z++){
			ll res=-1;
			ll ind=0;
			ll l[n],f[n],l1[n],f1[n];
			vector<array<ll,3>> c;
			for(ll i=0;i<n;i++){
				for(ll j=0;j<m;j++){
					if(answer[i][j]==-1){
						c.pb({x[i][j],i,j});
						l[i]=x[i][j];
						l1[i]=j;
					}
				}
				for(ll j=m-1;j>=0;j--){
					if(answer[i][j]==-1){
						f[i]=x[i][j];
						f1[i]=j;
					}
				}
			}
			sort(c.begin(),c.end()); 
			set<pair<ll,ll>> s1,s2;
			ll cnt=0; 
			ll sum1=0,sum2=0,sum3=0;
			ll sz=(ll)c.size();
			for(ll i=0;i<n;i++){
				sum3+=l[i];
			}
			for(ll i=0;i<sz;i++){
				if(n/2-cnt<0){			
					break;
				}
				if(c[i][2]==l1[c[i][1]]){
					pair<ll,ll> p={-l[c[i][1]]-f[c[i][1]],c[i][1]};
					if(s1.find(p)!=s1.end()){
						s1.erase(p);
						sum2-=p.first;
					}
					else{
						s2.erase(p);
					}
				}
				ll res1=0;
				if((ll)s1.size()==n/2-cnt){
					ll sum=sum2;
					pair<ll,ll> p={-l[c[i][1]]-f[c[i][1]],c[i][1]};
					if(s1.find(p)!=s1.end()){
						if((ll)s2.size()!=0){
							sum-=p.first; 
							p=*(--s2.end());
							sum+=p.first;
							sum3-=l[c[i][1]];
							res1=sum3-(n-cnt-1)*c[i][0]+2*c[i][0]*(n/2-cnt)+sum+cnt*c[i][0]-sum1; 
							sum3+=l[c[i][1]];
						}
					}
					else{
						sum3-=l[c[i][1]];
						res1=sum3-(n-cnt-1)*c[i][0]+2*c[i][0]*(n/2-cnt)+sum+cnt*c[i][0]-sum1; 
						sum3+=l[c[i][1]];
					}
				}
				if(c[i][2]==f1[c[i][1]]){
					pair<ll,ll> p=*(s1.begin());
					pair<ll,ll> nw={-l[c[i][1]]-f[c[i][1]],c[i][1]};
					if((ll)s1.size()<n/2-cnt){
						s1.insert(nw);
						sum2+=nw.first;
					}
					else{
					if(nw.first>p.first){
						s1.erase(p);
						s1.insert(nw); 
						s2.insert(p);
						sum2-=p.first; 
						sum2+=nw.first;
					}
					else{
						s2.insert(nw);
					}
					}
				}
				if(c[i][2]==l1[c[i][1]]){
					cnt++;
					sum1+=f[c[i][1]];
					if((ll)s1.size()>n/2-cnt){
						pair<ll,ll> h=*(s1.begin());
						s1.erase(h); 
						s2.insert(h);
						sum2-=h.first;
					}
					sum3-=l[c[i][1]];
				}
				if(res1>res){
					res=res1;
					ind=i;
				}
			}
			cnt=0;
			s1.clear();
			s2.clear();
			for(ll i=0;i<=ind;i++){
				if(n/2-cnt<0){			
					break;
				}
				if(c[i][2]==l1[c[i][1]]){
					pair<ll,ll> p={-l[c[i][1]]-f[c[i][1]],c[i][1]};
					if(s1.find(p)!=s1.end()){
						s1.erase(p);
					}
					else{
						s2.erase(p);
					}
				}
				if(i==ind){
					pair<ll,ll> p={-l[c[i][1]]-f[c[i][1]],c[i][1]};
					for(auto x:s1){
						if(x.second!=c[i][1]){
							answer[x.second][f1[x.second]]=z;
						}
					}
					if(s1.find(p)!=s1.end()){
						if((ll)s2.size()==0){
							continue;
						}
						p=*(--s2.end());
						answer[p.second][f1[p.second]]=z;
					}
					for(ll j=0;j<n;j++){
						if(j==c[i][1]){
							answer[c[i][1]][c[i][2]]=z;
							continue;
						}
						if(answer[j][f1[j]]==-1 && answer[j][l1[j]]==-1){
							answer[j][l1[j]]=z;
						}
					}
					break;
				}
				if(c[i][2]==f1[c[i][1]]){
					pair<ll,ll> p=*(s1.begin());
					pair<ll,ll> nw={-l[c[i][1]]-f[c[i][1]],c[i][1]};
					if((ll)s1.size()<n/2-cnt){
						s1.insert(nw);
					}
					else{
					if(nw.first>p.first){
						s1.erase(p);
						s1.insert(nw); 
						s2.insert(p);
					}
					else{
						s2.insert(nw);
					}
					}
				}
				if(c[i][2]==l1[c[i][1]]){
					answer[c[i][1]][f1[c[i][1]]]=z;
					cnt++;
					if((ll)s1.size()>n/2-cnt){
						pair<ll,ll> h=*(s1.begin());
						s1.erase(h); 
						s2.insert(h);
					}
				}
			}
			ans+=res;
		}
	}
	ans=0;
	for(int z=0;z<k;z++){
		vector<ll> a; 
		for(int i=0;i<n;i++){
			for(int j=0;j<m;j++){
				if(answer[i][j]==z){
					a.pb(x[i][j]);
				}
			}
		}
		sort(a.begin(),a.end());
		for(ll i=0;i<n;i++){
			ans+=abs(a[i]-a[n/2]);
		}
	}
	allocate_tickets(answer);
	return ans;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 2 ms 796 KB Output is correct
5 Correct 21 ms 4560 KB Output is correct
6 Correct 554 ms 126164 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 18 ms 856 KB Output is correct
5 Correct 939 ms 7360 KB Output is correct
6 Execution timed out 3051 ms 127148 KB Time limit exceeded
7 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 344 KB Contestant returned 11 while correct return value is 13.
2 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 348 KB Contestant returned 11 while correct return value is 13.
2 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 348 KB Contestant returned 11 while correct return value is 13.
2 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 2 ms 796 KB Output is correct
11 Correct 21 ms 4560 KB Output is correct
12 Correct 554 ms 126164 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 18 ms 856 KB Output is correct
17 Correct 939 ms 7360 KB Output is correct
18 Execution timed out 3051 ms 127148 KB Time limit exceeded
19 Halted 0 ms 0 KB -