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Submission #62055

# Submission time Handle Problem Language Result Execution time Memory
62055 2018-07-27T10:34:50 Z Diuven popa (BOI18_popa) C++11
100 / 100
 120 ms 632 KB 
#include "popa.h"
#include <iostream>
#include <vector>
using namespace std;

int solve(int n, int Lson[], int Rson[]){
    for(int i=0; i<n; i++) Lson[i]=Rson[i]=-1;
    vector<int> S; S.push_back(0);

    for(int i=1; i<n; i++){
        // for(int x:S) cout<<x<<' ';
        // cout<<'\n';
        if(query(i,i,S.back(),i)){
            vector<int> V;
            V.push_back(S.back()); S.pop_back();
            while(!S.empty()){
                int j=S.back();
                if(!query(i,i,j,i)) break;
                V.push_back(j); S.pop_back();
            }
            for(int i=0; i<(int)V.size()-1; i++){
                Rson[V[i+1]]=V[i];
            }
            Lson[i]=V.back();
            S.push_back(i);
        }
        else S.push_back(i);
    }
    for(int sz=S.size(), i=sz-1; i>0; i--){
        Rson[S[i-1]]=S[i];
        S.pop_back();
    }
    // for(int i=0; i<n; i++) cout<<Lson[i]<<' ';
    // cout<<'\n';
    // for(int i=0; i<n; i++) cout<<Rson[i]<<' ';
    // cout<<'\n';
    return S[0];
}

Subtask #1
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 376 KB Output is correct
2 Correct 15 ms 440 KB Output is correct
3 Correct 12 ms 496 KB Output is correct
4 Correct 11 ms 496 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 100 ms 596 KB Output is correct
2 Correct 112 ms 596 KB Output is correct
3 Correct 57 ms 596 KB Output is correct
4 Correct 108 ms 632 KB Output is correct

Subtask #3
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 120 ms 632 KB Output is correct
2 Correct 107 ms 632 KB Output is correct
3 Correct 113 ms 632 KB Output is correct
4 Correct 108 ms 632 KB Output is correct