oj.uz

Submission #412718

# Submission time Handle Problem Language Result Execution time Memory
412718 2021-05-27T11:30:15 Z sad Unscrambling a Messy Bug (IOI16_messy) C++14
20 / 100
 2 ms 332 KB 
#include<bits/stdc++.h>
#include <vector>
#define ll long long
#define fi first
#define se second
#define pb push_back
#include "messy.h"
using namespace std;
vector<int>v;int n;
int go(string s)
{
    int one=0;
    for(int i=0;i<n;i++)
    {
        if(s[i]=='1'&&one)return 0;
        if(s[i]=='0')one=1;
    }
    return 1;
}
vector<int> restore_permutation(int N, int w, int r) {
    n=N;
    for(int i=0;i<n;i++)v.pb(i);
    for(int i=0;i<n;i++)
    {
        string s;
        for(int j=0;j<n;j++)
        {
            if(j<=i)s+='1';
            else s+='0';
        }
        add_element(s);
        s.clear();
    }
    compile_set();
    for(int i=1;i<=256;i++)
    {
        string s;int x=i;
        for(int j=n-1;j>-1;j--)
        {
            if((1<<j)&i)s+='1';
            else s+='0';
        }
        if(go(s))continue;
        if(!check_element(s))continue;
        int w=0,ww=0;
        for(int j=0;j<n;j++)
        {
            if(s[j]=='0'){w=j;break;}
        }
        for(int j=n-1;j>-1;j--)
        {
            if(s[j]=='1'){ww=j;break;}
        }
        swap(v[w],v[ww]);break;
    }
    return v;



}

Compilation message

messy.cpp: In function 'std::vector<int> restore_permutation(int, int, int)':
messy.cpp:37:22: warning: unused variable 'x' [-Wunused-variable]
   37 |         string s;int x=i;
      |                      ^

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB n = 8
2 Correct 1 ms 204 KB n = 8
3 Correct 1 ms 204 KB n = 8
4 Correct 1 ms 204 KB n = 8
5 Correct 1 ms 204 KB n = 8
6 Correct 1 ms 204 KB n = 8
7 Correct 1 ms 204 KB n = 8
8 Correct 1 ms 204 KB n = 8
9 Correct 1 ms 204 KB n = 8
10 Correct 1 ms 204 KB n = 8
11 Correct 1 ms 300 KB n = 8
12 Correct 1 ms 204 KB n = 8
13 Correct 1 ms 204 KB n = 8
14 Correct 1 ms 204 KB n = 8
15 Correct 1 ms 204 KB n = 8

Subtask #2
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB grader returned WA
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB n = 32
2 Incorrect 1 ms 300 KB grader returned WA
3 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 292 KB grader returned WA
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 332 KB grader returned WA
2 Halted 0 ms 0 KB -