답안 #828387

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
828387	2023-08-17T09:06:05 Z	tolbi	고대 책들 (IOI17_books)	C++17	50 / 100	276 ms	31540 KB

books

#include <bits/stdc++.h>
using namespace std;
#include "books.h"
long long minimum_walk(std::vector<int> p, int s) {
	int n = p.size();
	vector<bool> vis(n,false);
	vector<pair<int,int>> hehe;
	for (int i = 0; i < n; i++){
		if (vis[i]) continue;
		int node = i;
		if (p[node]==node) continue;
		while (!vis[node]){
			vis[node]=true;
			hehe.push_back({min(node,p[node]),1});
			hehe.push_back({max(node,p[node]),-1});
			node=p[node];
		}
	}
	sort(hehe.begin(), hehe.end());
	long long ans = 0;
	int crr = 0;
	int indi = 0;
	for (int i = 0; i < n-1; i++){
		while (indi<hehe.size() && hehe[indi].first<=i){
			crr+=hehe[indi].second;
			indi++;
		}
		if (indi!=hehe.size() && crr==0){
			ans+=2;
		}
		if (crr>0) ans+=crr;
	}
	return ans;
}

Compilation message

books.cpp: In function 'long long int minimum_walk(std::vector<int>, int)':
books.cpp:24:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |   while (indi<hehe.size() && hehe[indi].first<=i){
      |          ~~~~^~~~~~~~~~~~
books.cpp:28:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |   if (indi!=hehe.size() && crr==0){
      |       ~~~~^~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	300 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	260 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	304 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 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

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	300 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	260 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	304 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 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	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	340 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	300 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct

Subtask #3
28.0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	300 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	260 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	304 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 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	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	340 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	300 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	276 ms	31424 KB	Output is correct
31	Correct	273 ms	31540 KB	Output is correct
32	Correct	73 ms	14936 KB	Output is correct
33	Correct	111 ms	23224 KB	Output is correct
34	Correct	117 ms	23240 KB	Output is correct
35	Correct	132 ms	31436 KB	Output is correct
36	Correct	158 ms	31428 KB	Output is correct
37	Correct	196 ms	31420 KB	Output is correct
38	Correct	210 ms	31440 KB	Output is correct
39	Correct	210 ms	31428 KB	Output is correct
40	Correct	229 ms	31428 KB	Output is correct
41	Correct	273 ms	31424 KB	Output is correct
42	Correct	253 ms	31440 KB	Output is correct
43	Correct	170 ms	23264 KB	Output is correct

Subtask #4
0 / 20.0

#	결과	실행 시간	메모리	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

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	300 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	260 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	304 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 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	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	340 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	300 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	276 ms	31424 KB	Output is correct
31	Correct	273 ms	31540 KB	Output is correct
32	Correct	73 ms	14936 KB	Output is correct
33	Correct	111 ms	23224 KB	Output is correct
34	Correct	117 ms	23240 KB	Output is correct
35	Correct	132 ms	31436 KB	Output is correct
36	Correct	158 ms	31428 KB	Output is correct
37	Correct	196 ms	31420 KB	Output is correct
38	Correct	210 ms	31440 KB	Output is correct
39	Correct	210 ms	31428 KB	Output is correct
40	Correct	229 ms	31428 KB	Output is correct
41	Correct	273 ms	31424 KB	Output is correct
42	Correct	253 ms	31440 KB	Output is correct
43	Correct	170 ms	23264 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	-

답안 #828387

Compilation message

Subtask #1 12.0 / 12.0

Subtask #2 10.0 / 10.0

Subtask #3 28.0 / 28.0

Subtask #4 0 / 20.0

Subtask #5 0 / 30.0

Subtask #1
12.0 / 12.0

Subtask #2
10.0 / 10.0

Subtask #3
28.0 / 28.0

Subtask #4
0 / 20.0

Subtask #5
0 / 30.0