oj.uz

Submission #593991

# Submission time Handle Problem Language Result Execution time Memory
593991 2022-07-11T20:19:39 Z AlperenT Ancient Books (IOI17_books) C++17
50 / 100
 142 ms 22744 KB 
#include <bits/stdc++.h>
#include "books.h"

using namespace std;

long long minimum_walk(vector<int> p, int s){
    long long ans = 0, mx = -1, n = p.size();

    vector<long long> arr(n + 1, 0);

    for(int i = 0; i < n; i++){
        arr[min(i, p[i])]++;
        arr[max(i, p[i])]--;
    }

    for(int i = 1; i < n; i++) arr[i] += arr[i - 1];

    for(int i = 0; i < n; i++) if(arr[i]) mx = i;

    return (mx == -1 ? 0ll : accumulate(arr.begin(), arr.begin() + mx + 1, 0ll) + count(arr.begin(), arr.begin() + mx + 1, 0) * 2);
}

Compilation message

books.cpp: In function 'long long int minimum_walk(std::vector<int>, int)':
books.cpp:7:15: warning: unused variable 'ans' [-Wunused-variable]
    7 |     long long ans = 0, mx = -1, n = p.size();
      |               ^~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 0 ms 296 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 0 ms 296 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 296 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 304 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 0 ms 296 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 296 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 304 KB Output is correct
30 Correct 111 ms 22604 KB Output is correct
31 Correct 142 ms 22620 KB Output is correct
32 Correct 108 ms 22620 KB Output is correct
33 Correct 95 ms 22616 KB Output is correct
34 Correct 102 ms 22624 KB Output is correct
35 Correct 130 ms 22624 KB Output is correct
36 Correct 107 ms 22616 KB Output is correct
37 Correct 95 ms 22620 KB Output is correct
38 Correct 96 ms 22680 KB Output is correct
39 Correct 112 ms 22744 KB Output is correct
40 Correct 106 ms 22628 KB Output is correct
41 Correct 98 ms 22684 KB Output is correct
42 Correct 103 ms 22616 KB Output is correct
43 Correct 103 ms 22620 KB Output is correct

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: '2744'
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 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 0 ms 296 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 296 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 304 KB Output is correct
30 Correct 111 ms 22604 KB Output is correct
31 Correct 142 ms 22620 KB Output is correct
32 Correct 108 ms 22620 KB Output is correct
33 Correct 95 ms 22616 KB Output is correct
34 Correct 102 ms 22624 KB Output is correct
35 Correct 130 ms 22624 KB Output is correct
36 Correct 107 ms 22616 KB Output is correct
37 Correct 95 ms 22620 KB Output is correct
38 Correct 96 ms 22680 KB Output is correct
39 Correct 112 ms 22744 KB Output is correct
40 Correct 106 ms 22628 KB Output is correct
41 Correct 98 ms 22684 KB Output is correct
42 Correct 103 ms 22616 KB Output is correct
43 Correct 103 ms 22620 KB Output is correct
44 Incorrect 1 ms 212 KB 3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45 Halted 0 ms 0 KB -