oj.uz

Submission #292785

# Submission time Handle Problem Language Result Execution time Memory
292785 2020-09-07T13:26:03 Z shayan_p Ancient Books (IOI17_books) C++17
50 / 100
 186 ms 12152 KB 
// Oh damn! Suddenly you're free to fly...

#include<bits/stdc++.h>
#include "books.h"

#define F first
#define S second
#define PB push_back
#define sz(s) int((s).size())
#define bit(n,k) (((n)>>(k))&1)

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;

const int maxn = 1e6 + 10, mod = 1e9 + 7, inf = 1e9 + 10;

int cnt[maxn];

ll minimum_walk(vector<int> p, int s){
    int n = sz(p);
    assert(s == 0);
    ll ans = 0;
    while(n > 1 && p[n-1] == n-1)
	n--, p.pop_back();
    for(int i = 0; i < n; i++){
	int l = i, r = p[i];
	if(l > r)
	    swap(l, r);
	ans+= r-l;
	cnt[l]++, cnt[r]--;
    }
    int sm = 0;
    for(int i = 0; i < n-1; i++){
	sm+= cnt[i];
	ans+= (sm > 0 ? 0 : 2);
    }
    return ans;
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 256 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 256 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 178 ms 12152 KB Output is correct
31 Correct 186 ms 12100 KB Output is correct
32 Correct 150 ms 8184 KB Output is correct
33 Correct 158 ms 12152 KB Output is correct
34 Correct 155 ms 12152 KB Output is correct
35 Correct 160 ms 12152 KB Output is correct
36 Correct 163 ms 12024 KB Output is correct
37 Correct 165 ms 12024 KB Output is correct
38 Correct 165 ms 12152 KB Output is correct
39 Correct 165 ms 12024 KB Output is correct
40 Correct 173 ms 12152 KB Output is correct
41 Correct 176 ms 12024 KB Output is correct
42 Correct 175 ms 12024 KB Output is correct
43 Correct 158 ms 12024 KB Output is correct

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 512 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 256 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 178 ms 12152 KB Output is correct
31 Correct 186 ms 12100 KB Output is correct
32 Correct 150 ms 8184 KB Output is correct
33 Correct 158 ms 12152 KB Output is correct
34 Correct 155 ms 12152 KB Output is correct
35 Correct 160 ms 12152 KB Output is correct
36 Correct 163 ms 12024 KB Output is correct
37 Correct 165 ms 12024 KB Output is correct
38 Correct 165 ms 12152 KB Output is correct
39 Correct 165 ms 12024 KB Output is correct
40 Correct 173 ms 12152 KB Output is correct
41 Correct 176 ms 12024 KB Output is correct
42 Correct 175 ms 12024 KB Output is correct
43 Correct 158 ms 12024 KB Output is correct
44 Runtime error 1 ms 512 KB Execution killed with signal 11
45 Halted 0 ms 0 KB -