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Submission #576314

# Submission time Handle Problem Language Result Execution time Memory
576314 2022-06-13T02:37:48 Z eecs Weird Numeral System (CCO21_day1problem2) C++17
25 / 25
 1890 ms 2024 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

int main() {
    ios::sync_with_stdio(0), cin.tie(0);
    int K, q, d;
    cin >> K >> q >> d >> *new int;
    vector<int> a(d);
    for (int &x : a) cin >> x;
    unordered_set<ll> f[80];
    while (q--) {
        ll n;
        cin >> n;
        f[0] = {n};
        bool flag = 0;
        for (int i = 1; i < 80; i++) {
            f[i].clear();
            for (ll x : f[i - 1]) {
                for (int y : a) if (!((x - y) % K)) {
                    f[i].insert((x - y) / K);
                }
            }
            if (f[i].count(0)) {
                for (ll x = 0; i; i--) {
                    for (int y : a) if (f[i - 1].count(x * K + y)) {
                        cout << y << " \n"[i == 1];
                        x = x * K + y; break;
                    }
                }
                flag = 1; break;
            }
        }
        if (!flag) cout << "IMPOSSIBLE\n";
    }
    return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB OK
2 Correct 1 ms 320 KB OK
3 Correct 1 ms 212 KB OK
4 Correct 1 ms 212 KB OK
5 Correct 1 ms 212 KB OK
6 Correct 1 ms 212 KB OK
7 Correct 1 ms 340 KB OK
8 Correct 0 ms 340 KB OK

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB OK
2 Correct 1 ms 320 KB OK
3 Correct 1 ms 212 KB OK
4 Correct 1 ms 212 KB OK
5 Correct 1 ms 212 KB OK
6 Correct 1 ms 212 KB OK
7 Correct 1 ms 340 KB OK
8 Correct 0 ms 340 KB OK
9 Correct 11 ms 1440 KB OK
10 Correct 5 ms 724 KB OK
11 Correct 3 ms 468 KB OK
12 Correct 3 ms 340 KB OK
13 Correct 98 ms 1936 KB OK
14 Correct 30 ms 952 KB OK
15 Correct 11 ms 468 KB OK
16 Correct 0 ms 212 KB OK
17 Correct 1 ms 320 KB OK
18 Correct 1158 ms 2024 KB OK
19 Correct 1890 ms 1936 KB OK
20 Correct 0 ms 212 KB OK
21 Correct 87 ms 1556 KB OK
22 Correct 525 ms 1544 KB OK
23 Correct 749 ms 1616 KB OK
24 Correct 547 ms 1608 KB OK
25 Correct 668 ms 1912 KB OK
26 Correct 795 ms 2008 KB OK
27 Correct 0 ms 212 KB OK
28 Correct 1 ms 212 KB OK