제출 #758127

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
758127		vjudge1	Money (IZhO17_money)	C++14	0 / 100	8 ms	15956 KiB

money

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define int long long
#define endl '\n'
using namespace std;
using namespace __gnu_pbds;
using ordered_set = tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update>;
vector<int>bl(1000001);
vector<int>bol(1000001);
signed main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n;
    cin>>n;
    int arr[n];
    for(int i=0;i<n;i++){
        cin>>arr[i];
        bol[arr[i]]++;
    }
    vector<int>v;
    for(auto &i:arr)v.push_back(i);
    sort(v.begin(),v.end());
    int ans=0;
    while(1){
        int bo=-1;
        for(int i=1;i<1000001;i++){
            if(bl[i]<bol[i]){
                bo=i;
                break;
            }
        }
        if(bo==-1)break;
        ans++;
        int l=-1;
        for(int i=0;i<n;i++){
            if(arr[i]==bo){
                l=arr[i];
                // cout<<l<<' ';
                bl[l]++;
            }else if(l!=-1&&arr[i]>=l&&bl[arr[i]]<bol[arr[i]]){
                bool BO=0;
                for(int w=arr[i]-1;w>l;w--){
                    if(bl[w]){
                        // cout<<'g'<<w<<' ';
                        BO=1;
                    }
                }
                if(!BO){
                    // cout<<pr[i].first<<' ';
                    l=arr[i];
                    bl[l]++;
                }//else cout<<'f'<<pr[i].first<<' ';
            }else if(l!=-1)break;
        }
        // cout<<endl;
    }
    cout<<ans;
}

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