Submission #745248

#	Time	Username	Problem	Language	Result	Execution time	Memory
745248		Ahmed57	Volontiranje (COCI21_volontiranje)	C++17	0 / 110	1 ms	212 KiB

Main

#include <bits/stdc++.h>

using namespace std;
int main(){
    int n;
    cin>>n;
    vector<pair<int,int>> v;
    for(int i = 0;i<n;i++){
        int x;cin>>x;
        v.push_back({x,i});
    }
    int be = 0, cnt = 0;
    vector<vector<int>> ans;
    bool ch[n] = {0};
    while(1){
        int dp[v.size()] = {0};
        int pr[v.size()] = {0};
        int all= -1 ,index = 0;
        for(int i=0 ;i<v.size();i++){
            if(ch[i])continue;
            int ma = 0, ind =i;
            for(int j = i-1;j>=0;j--){
                if(ch[j])continue;
                if(v[i].first>v[j].first){
                    if(ma<dp[j]){
                        ma=dp[j];
                        ind = j;
                    }
                }
            }
            dp[i] = ma+1;
            pr[i] = ind;
            if(all<dp[i]){
                all= dp[i];
                index = i;
            }
        }
        if(all<be){
            break;
        }
        cnt++;
        be = all;
        ans.push_back({});
        while(pr[index]!=index){
            ch[index]=1;
            ans.back().push_back(index);
            index= pr[index];
        }ans.back().push_back(index);
        ch[index] = 1;
    }
    cout<<cnt<<" "<<be<<endl;
    for(auto i:ans){
        reverse(i.begin(),i.end());
        for(auto j:i){
            cout<<j+1<<" ";
        }
        cout<<endl;
    }
    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:19:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |         for(int i=0 ;i<v.size();i++){
      |                      ~^~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 40
• Subtask 3: 0 / 60