oj.uz

Submission #766915

# Submission time Handle Problem Language Result Execution time Memory
766915 2023-06-26T08:56:35 Z danikoynov Ancient Books (IOI17_books) C++14
0 / 100
 1 ms 340 KB 
#include "books.h"
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;

const int maxn = 1e6 + 10;
int used[maxn], n;
long long minimum_walk(vector<int> p, int s) {
    n = p.size();
    int cnt = 0;
    ll mx = 0, ans = 0;
    for (int i = 0; i < n; i ++)
    {
        if (p[i] == i)
            continue;
            ans = ans + (ll)abs(i - p[i]);
            ///cout << ans << endl;
        if (!used[i])
        {
            mx = i;
            int v = p[i];
            while(v != i)
            {
                used[v] = 1;
                v = p[v];
            }
            used[v] = 1;
        }
    }
	return ans + 2 * mx;
}

Compilation message

books.cpp: In function 'long long int minimum_walk(std::vector<int>, int)':
books.cpp:15:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   15 |         if (p[i] == i)
      |         ^~
books.cpp:17:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   17 |             ans = ans + (ll)abs(i - p[i]);
      |             ^~~
books.cpp:11:9: warning: unused variable 'cnt' [-Wunused-variable]
   11 |     int cnt = 0;
      |         ^~~

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 308 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Incorrect 1 ms 312 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 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 308 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Incorrect 1 ms 312 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 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 308 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Incorrect 1 ms 312 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 340 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 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 308 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Incorrect 1 ms 312 KB 3rd lines differ - on the 1st token, expected: '8', found: '10'
7 Halted 0 ms 0 KB -