답안 #977365

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
977365	2024-05-07T19:29:06 Z	mariaclara	고대 책들 (IOI17_books)	C++17	50 / 100	87 ms	13508 KB

books

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

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
#define mk make_pair
#define pb push_back
#define fr first
#define sc second

ll minimum_walk(vector<int> p, int s) {
	int n = sz(p);
	vector<bool> vis(n);
	vector<pii> aux, range;

	ll ans = 0;
	for(int i = 0; i < n; i++) {
		int x = i, m = i;
		while(!vis[x]) {
			vis[x] = 1;
			x = p[x];
			m = max(m, x);
		}

		ans += abs(p[i]-i);
		if(i != m or i == s) aux.pb({i,m});
	}

	//cout << "ok" << endl;

	for(int i = 0; i < sz(aux);) {
		int l = aux[i].fr, r = aux[i].sc, j = i;
		while(j < sz(aux) and aux[j].fr <= r) {
			//cout << i << " " << j << " " << l << " " << r << endl;
			r = max(r, aux[j].sc);
			j++;
		}
		i=j;
		range.pb({l,r});
	}

	//cout << "ok" << endl;

	for(int i = 1; i < sz(range); i++)
		ans += 2*(range[i].fr - range[i-1].sc);

	return ans;
}

Subtask #1

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	600 KB	Output is correct
18	Correct	0 ms	600 KB	Output is correct

Subtask #2

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	600 KB	Output is correct
18	Correct	0 ms	600 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	428 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct

Subtask #3

28.0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	600 KB	Output is correct
18	Correct	0 ms	600 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	428 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	87 ms	8192 KB	Output is correct
31	Correct	87 ms	8384 KB	Output is correct
32	Correct	71 ms	8188 KB	Output is correct
33	Correct	80 ms	12740 KB	Output is correct
34	Correct	79 ms	12892 KB	Output is correct
35	Correct	84 ms	13508 KB	Output is correct
36	Correct	79 ms	11124 KB	Output is correct
37	Correct	75 ms	8592 KB	Output is correct
38	Correct	74 ms	8272 KB	Output is correct
39	Correct	81 ms	8272 KB	Output is correct
40	Correct	77 ms	8180 KB	Output is correct
41	Correct	82 ms	8188 KB	Output is correct
42	Correct	81 ms	8172 KB	Output is correct
43	Correct	79 ms	10336 KB	Output is correct

Subtask #4

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	1 ms	344 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
2	Halted	0 ms	0 KB	-

Subtask #5

0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	600 KB	Output is correct
18	Correct	0 ms	600 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	428 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	87 ms	8192 KB	Output is correct
31	Correct	87 ms	8384 KB	Output is correct
32	Correct	71 ms	8188 KB	Output is correct
33	Correct	80 ms	12740 KB	Output is correct
34	Correct	79 ms	12892 KB	Output is correct
35	Correct	84 ms	13508 KB	Output is correct
36	Correct	79 ms	11124 KB	Output is correct
37	Correct	75 ms	8592 KB	Output is correct
38	Correct	74 ms	8272 KB	Output is correct
39	Correct	81 ms	8272 KB	Output is correct
40	Correct	77 ms	8180 KB	Output is correct
41	Correct	82 ms	8188 KB	Output is correct
42	Correct	81 ms	8172 KB	Output is correct
43	Correct	79 ms	10336 KB	Output is correct
44	Incorrect	1 ms	344 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-