oj.uz

Submission #413717

# Submission time Handle Problem Language Result Execution time Memory
413717 2021-05-29T09:29:25 Z rabbitsthecat Remittance (JOI19_remittance) C++17
0 / 100
 1000 ms 26332 KB 
#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
	
	auto print = [] (vector <int>& v) {
		for(int x: v) cout << x << ' ';
		cout << '\n';
	};
	
	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++) {
			for(int delta = 2; delta <= v[i]; delta += 2) {
				v[i] -= delta;
				
				v[(i + 1) % n] += (delta / 2);
				bfs(bfs);
				v[(i + 1) % n] -= (delta / 2);
				
				v[(i + n - 1) % n] += (delta / 2);
				bfs(bfs);
				v[(i + n - 1) % n] -= (delta / 2);
				
				v[i] += delta;
			}
		}
	};
	
	bfs(bfs);
	if (reachable[right]) cout << "Yes\n";
	else cout << "No\n";
}
	
/*
C:\Users\kenne\OneDrive\Desktop\competitive_programming\main.cpp
*/

Compilation message

remittance.cpp: In function 'int main()':
remittance.cpp:15:7: warning: variable 'print' set but not used [-Wunused-but-set-variable]
   15 |  auto print = [] (vector <int>& v) {
      |       ^~~~~

Subtask #1
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 2500 KB Output is correct
2 Correct 4 ms 204 KB Output is correct
3 Correct 4 ms 204 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 204 KB Output is correct
7 Correct 6 ms 716 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 4 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 5 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 4 ms 204 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 5 ms 332 KB Output is correct
20 Correct 2 ms 332 KB Output is correct
21 Correct 281 ms 9772 KB Output is correct
22 Correct 4 ms 460 KB Output is correct
23 Correct 238 ms 6728 KB Output is correct
24 Execution timed out 1083 ms 26332 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 2500 KB Output is correct
2 Correct 4 ms 204 KB Output is correct
3 Correct 4 ms 204 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 204 KB Output is correct
7 Correct 6 ms 716 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 4 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 5 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 4 ms 204 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 5 ms 332 KB Output is correct
20 Correct 2 ms 332 KB Output is correct
21 Correct 281 ms 9772 KB Output is correct
22 Correct 4 ms 460 KB Output is correct
23 Correct 238 ms 6728 KB Output is correct
24 Execution timed out 1083 ms 26332 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #3
0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 2500 KB Output is correct
2 Correct 4 ms 204 KB Output is correct
3 Correct 4 ms 204 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 204 KB Output is correct
7 Correct 6 ms 716 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 4 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 5 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 4 ms 204 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 5 ms 332 KB Output is correct
20 Correct 2 ms 332 KB Output is correct
21 Correct 281 ms 9772 KB Output is correct
22 Correct 4 ms 460 KB Output is correct
23 Correct 238 ms 6728 KB Output is correct
24 Execution timed out 1083 ms 26332 KB Time limit exceeded
25 Halted 0 ms 0 KB -