답안 #413707

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
413707	2021-05-29T09:17:46 Z	rabbitsthecat	송금 (JOI19_remittance)	C++17	0 / 100	760 ms	29564 KB

remittance

#include "bits/stdc++.h"
using namespace std;
 
#define ffor(n) for(int i = 0; i < n; i++)
#define fffor(n) for(int j = 0; j < n; j++)
#define uwu ios::sync_with_stdio(false);cin.tie(NULL);
#pragma GCC optimize("Ofast")
 
const int INF = 1e9 + 7;
const long long INF2 = 1e17;

int main(void) {
	uwu
	
	int n; cin >> n;
	vector <int> left(n), right(n);
	ffor(n) cin >> left[i] >> right[i];
	
	map <vector <int>, bool> reachable;
	vector <int> v = left;
	
	auto bfs = [&] (auto&& bfs) -> void {
		if (reachable[v]) return;
		reachable[v] = true;
		for(int i = 0; i < n; i++) {
			if (v[i] >= 2) {
				v[i] -= 2;
				
				v[(i + 1) % n] += 1;
				bfs(bfs);
				v[(i + 1) % n] -= 1;
				
				v[(i + n - 1) % n] += 1;
				bfs(bfs);
				v[(i + n - 1) % n] -= 1;
				
				v[i] += 2;
			}
		}
	};
	
	bfs(bfs);
	if (reachable[right]) cout << "Yes\n";
	else cout << "No\n";
}

/*
C:\Users\kenne\OneDrive\Desktop\competitive_programming\main.cpp
*/

Subtask #1

0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	34 ms	2564 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	5 ms	696 KB	Output is correct
8	Correct	1 ms	320 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	312 KB	Output is correct
12	Correct	1 ms	316 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	316 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	2 ms	332 KB	Output is correct
19	Correct	1 ms	320 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	181 ms	9792 KB	Output is correct
22	Correct	3 ms	460 KB	Output is correct
23	Correct	144 ms	6576 KB	Output is correct
24	Correct	760 ms	29564 KB	Output is correct
25	Incorrect	39 ms	2752 KB	Output isn't correct
26	Halted	0 ms	0 KB	-

Subtask #2

0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	34 ms	2564 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	5 ms	696 KB	Output is correct
8	Correct	1 ms	320 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	312 KB	Output is correct
12	Correct	1 ms	316 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	316 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	2 ms	332 KB	Output is correct
19	Correct	1 ms	320 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	181 ms	9792 KB	Output is correct
22	Correct	3 ms	460 KB	Output is correct
23	Correct	144 ms	6576 KB	Output is correct
24	Correct	760 ms	29564 KB	Output is correct
25	Incorrect	39 ms	2752 KB	Output isn't correct
26	Halted	0 ms	0 KB	-

Subtask #3

0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	34 ms	2564 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	5 ms	696 KB	Output is correct
8	Correct	1 ms	320 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	312 KB	Output is correct
12	Correct	1 ms	316 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	316 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	2 ms	332 KB	Output is correct
19	Correct	1 ms	320 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	181 ms	9792 KB	Output is correct
22	Correct	3 ms	460 KB	Output is correct
23	Correct	144 ms	6576 KB	Output is correct
24	Correct	760 ms	29564 KB	Output is correct
25	Incorrect	39 ms	2752 KB	Output isn't correct
26	Halted	0 ms	0 KB	-