oj.uz

Submission #464020

# Submission time Handle Problem Language Result Execution time Memory
464020 2021-08-12T08:42:46 Z CyberCow Rack (eJOI19_rack) C++17
40 / 100
 13 ms 8460 KB 
#include <iostream>
#include <algorithm>
#include <vector>
#include <queue>
#include <set>
#include <string>
#include <cmath>
#include <map>
#include <unordered_map>
#include <fstream>
#include <iomanip>
#include <iterator>
#include <stack>
using namespace std;
using ll = long long;
int a[2000000];
int b[2000000];
int erk = 1;
void rec(int p, int qan)
{
    if (p >= erk)
    {
        a[p - erk] = qan;
    }
    else
    {
        rec(p * 2, (qan + 1) / 2);
        rec(p * 2 + 1, qan / 2);
    }
}
void rec1(int p, int qan)
{
    if (p >= erk)
    {
        b[p - erk] = qan;
    }
    else
    {
        rec1(p * 2, (qan + 1) / 2);
        rec1(p * 2 + 1, qan / 2);
    }
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n, i, j, k;
    cin >> n >> k;
    for ( i = 0; i < n; i++)
    {
        erk *= 2;
    }
    rec(1, k);
    rec1(1, k - 1);
    i = 0;
    while (a[i] == b[i])
    {
        i++;
    }
    cout << i + 1;
    return 0;
}

Compilation message

rack.cpp: In function 'int main()':
rack.cpp:47:15: warning: unused variable 'j' [-Wunused-variable]
   47 |     int n, i, j, k;
      |               ^

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 316 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 320 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 316 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 4 ms 2380 KB Output is correct
10 Correct 13 ms 8460 KB Output is correct

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 316 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 4 ms 2380 KB Output is correct
10 Correct 13 ms 8460 KB Output is correct
11 Incorrect 1 ms 448 KB Output isn't correct
12 Halted 0 ms 0 KB -