oj.uz

Submission #577477

# Submission time Handle Problem Language Result Execution time Memory
577477 2022-06-14T19:53:59 Z definitelynotmee Ancient Books (IOI17_books) C++
0 / 100
 1 ms 276 KB 
#include<bits/stdc++.h>
#include "books.h"
using namespace std;
#define ff first
#define ss second
#define all(x) x.begin(), x.end()
using ll = long long;
using pii = pair<int,int>;
using pll = pair<ll,ll>;
template<typename T>
using matrix = vector<vector<T>>;

long long minimum_walk(std::vector<int> p, int s) {
	int mindif = -1;
    int n = p.size();
    vector<int> check(n);
    auto dfs =[&](int id,auto dfs)->int{
        check[id] = 1;
        if(check[p[id]])
            return 0;
        return dfs(p[id],dfs)+1;
    };
    for(int i = 0; i < n ; i++){
        if(!check[i]){
            int cur = dfs(i,dfs);
            if(cur != 0)
                mindif = i;
        }
    }
    
    ll resp = 2*mindif;
    for(int i = 0; i < n; i++){
        resp+=abs(i-p[i]);
    }
    return resp;
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -

Subtask #3
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB 3rd lines differ - on the 1st token, expected: '3304', found: '4728'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -