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Submission #1082431

# Submission time Handle Problem Language Result Execution time Memory
1082431 2024-08-31T10:41:49 Z Valaki2 Ancient Books (IOI17_books) C++14
0 / 100
 1 ms 348 KB 
#include "books.h"
#include <bits/stdc++.h>
using namespace std;

#define ll long long

ll minimum_walk(vector<signed> p, signed s) {
	int n = (int) p.size();
	vector<int> v(1 + n, 0);
	for(int i = 1; i <= n; i++) {
		v[i] = p[i - 1] + 1;
	}
	s++;
	ll ans = 0;
	vector<int> cnt(1 + n, 0);
	for(int i = 1; i <= n; i++) {
		ans += abs(i - v[i]);
		int a = i, b = v[i];
		if(a > b) {
			swap(a, b);
		}
		cnt[a]++;
		cnt[b]--;
	}
	int cur = 0;
	for(int i = 1; i <= n; i++) {
		cur += cnt[i];
		if(i <= n - 1 && cur == 0) {
			ans += 2;
		}
	}
	return ans;
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '4', found: '6'
6 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '4', found: '6'
6 Halted 0 ms 0 KB -

Subtask #3
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '4', found: '6'
6 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB 3rd lines differ - on the 1st token, expected: '3304', found: '2744'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '4', found: '6'
6 Halted 0 ms 0 KB -