oj.uz

Submission #374421

# Submission time Handle Problem Language Result Execution time Memory
374421 2021-03-07T09:32:22 Z NONAME Euklid (COCI20_euklid) C++17
35 / 110
 800 ms 520 KB 
#include <bits/stdc++.h>
using namespace std;
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());

int gcd(int a, int b) {
    return (b == 0) ? a : gcd(b, a % b);
}

int r(int a, int b) {
    if (a < b) {
        swap(a, b);
    }
    if (b == 1) {
        return a;
    }
    return r(a / b, b);
}

void solve() {
    long long g, h;
    cin >> g >> h;

    // g = 1 + rnd() % 100;
    // h = 2 + rnd() % 100;
    // long long x = h / g * g;
    // cerr << g << " " << h << " " << r(h * g, x) << " " << gcd(h * g, x) << "\n";

    // assert((r(h * g, x) == h) && (gcd(h * g, x) == g));

    for (int i = 1; i <= 4000; ++i) {
        for (int j = 1; j <= 4000; ++j) {
            if ((r(i * g, j * g) == h) && (gcd(i, j) == 1)) {
                // cerr << (i * g) << " " << (j * g) << " " << i << " " << j << "\n";
                cout << (i * g) << " " << (j * g) << "\n";
                return;
            }
        }
    }
    assert(0);
}

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    int t;
    cin >> t;
    while (t--) {
        solve();
    }

    return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 512 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 364 KB Output is correct
2 Correct 14 ms 492 KB Output is correct
3 Correct 7 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 4 ms 364 KB Output is correct
6 Correct 4 ms 364 KB Output is correct
7 Correct 3 ms 512 KB Output is correct
8 Correct 3 ms 364 KB Output is correct
9 Correct 3 ms 364 KB Output is correct
10 Correct 4 ms 364 KB Output is correct

Subtask #5
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 364 KB Output is correct
2 Correct 14 ms 492 KB Output is correct
3 Correct 7 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 4 ms 364 KB Output is correct
6 Correct 4 ms 364 KB Output is correct
7 Correct 3 ms 512 KB Output is correct
8 Correct 3 ms 364 KB Output is correct
9 Correct 3 ms 364 KB Output is correct
10 Correct 4 ms 364 KB Output is correct
11 Correct 5 ms 364 KB Output is correct
12 Runtime error 800 ms 520 KB Execution killed with signal 6
13 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 14 ms 364 KB Output is correct
24 Correct 14 ms 492 KB Output is correct
25 Correct 7 ms 364 KB Output is correct
26 Correct 5 ms 364 KB Output is correct
27 Correct 4 ms 364 KB Output is correct
28 Correct 4 ms 364 KB Output is correct
29 Correct 3 ms 512 KB Output is correct
30 Correct 3 ms 364 KB Output is correct
31 Correct 3 ms 364 KB Output is correct
32 Correct 4 ms 364 KB Output is correct
33 Correct 5 ms 364 KB Output is correct
34 Runtime error 800 ms 520 KB Execution killed with signal 6
35 Halted 0 ms 0 KB -