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Submission #967756

# Submission time Handle Problem Language Result Execution time Memory
967756 2024-04-22T19:04:11 Z inesfi Rack (eJOI19_rack) C++14
100 / 100
 6 ms 600 KB 
#include<bits/stdc++.h>
using namespace std;

#define int long long
#define endl "\n"

const int TAILLEMAXI=1000*1000+2,MODULO=1000*1000*1000+7;
int puiss,nbamettre,rep,ec;
int droite[TAILLEMAXI];

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin>>puiss>>nbamettre;
    for (int i=0;i<puiss;i++){
        if (nbamettre%2==0){
            droite[i]=1;
        }
        nbamettre+=1;
        nbamettre/=2;
    }
    ec=1;
    rep=1;
    for (int i=puiss-1;i>=0;i--){
        if (droite[i]==1){
            rep+=ec;
        }
        ec*=2;
        ec%=MODULO;
        rep%=MODULO;
    }
    cout<<rep<<endl;
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory 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 1 ms 344 KB Output is correct
5 Correct 0 ms 600 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory 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 1 ms 344 KB Output is correct
5 Correct 0 ms 600 KB Output is correct
6 Correct 0 ms 348 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 1 ms 348 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory 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 1 ms 344 KB Output is correct
5 Correct 0 ms 600 KB Output is correct
6 Correct 0 ms 348 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 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 6 ms 356 KB Output is correct