Submission #433850

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
433850	2021-06-20T11:23:49 Z	dxz05	Remittance (JOI19_remittance)	C++14	15 / 100	530 ms	262148 KB

remittance

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const int N = 5e5 + 3e2;

#define MP make_pair
mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());

set<vector<int>> used;

void dfs(vector<int> v){
    if (used.find(v) != used.end()) return;
    used.insert(v);

    int n = v.size();
    for (int i = 0; i < n; i++){
        if (v[i] >= 2){
            v[i] -= 2;
            v[(i + 1) % n]++;

            dfs(v);

            v[i] += 2;
            v[(i + 1) % n]--;
        }
    }
}

void solve(){
    int n;
    cin >> n;

    vector<int> a(n), b(n);
    for (int i = 0; i < n; i++){
        cin >> a[i] >> b[i];
    }

    dfs(a);

    cout << (used.count(b) ? "Yes" : "No");

}

int main(){
    ios_base::sync_with_stdio(false);
    //freopen("output.txt", "w", stdout);
    int tests = 1;
   // cin >> tests;

    while (tests--){
        solve();
    }

    return 0;
}

Subtask #1

15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	1 ms	204 KB	Output is correct
21	Correct	2 ms	332 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	4 ms	568 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	204 KB	Output is correct
27	Correct	1 ms	204 KB	Output is correct
28	Correct	1 ms	204 KB	Output is correct
29	Correct	24 ms	2036 KB	Output is correct
30	Correct	32 ms	2028 KB	Output is correct
31	Correct	25 ms	2124 KB	Output is correct
32	Correct	27 ms	2144 KB	Output is correct

Subtask #2

0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	1 ms	204 KB	Output is correct
21	Correct	2 ms	332 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	4 ms	568 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	204 KB	Output is correct
27	Correct	1 ms	204 KB	Output is correct
28	Correct	1 ms	204 KB	Output is correct
29	Correct	24 ms	2036 KB	Output is correct
30	Correct	32 ms	2028 KB	Output is correct
31	Correct	25 ms	2124 KB	Output is correct
32	Correct	27 ms	2144 KB	Output is correct
33	Runtime error	530 ms	262148 KB	Execution killed with signal 9
34	Halted	0 ms	0 KB	-

Subtask #3

0 / 45.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	204 KB	Output is correct
20	Correct	1 ms	204 KB	Output is correct
21	Correct	2 ms	332 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	4 ms	568 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	204 KB	Output is correct
27	Correct	1 ms	204 KB	Output is correct
28	Correct	1 ms	204 KB	Output is correct
29	Correct	24 ms	2036 KB	Output is correct
30	Correct	32 ms	2028 KB	Output is correct
31	Correct	25 ms	2124 KB	Output is correct
32	Correct	27 ms	2144 KB	Output is correct
33	Runtime error	530 ms	262148 KB	Execution killed with signal 9
34	Halted	0 ms	0 KB	-