oj.uz

Submission #1047869

# Submission time Handle Problem Language Result Execution time Memory
1047869 2024-08-07T16:52:16 Z FzArK Euklid (COCI20_euklid) C++17
4 / 110
 237 ms 524288 KB 
#include<bits/stdc++.h>
using namespace std;
#define endl '\n'
#define ll long long
#define sz(x) (int) x.size()
#define all(x) x.begin(), x.end()
#define FAST ios::sync_with_stdio(0); cin.tie(0);
#define getunique(v) {sort(v.begin(), v.end()); v.erase(unique(v.begin(), v.end()), v.end());}
#define random mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count()); mt19937 rnd(time(0));

const int INF = 1e9;
const int MX = 2e5 + 9;
const int MOD = 1e9 + 7;
//const int MOD = 998244353;

void solve() {
    function<ll(ll, ll)> R = [&](ll a, ll b) {
        if (a < b) {
            return R(b, a);
        }
        else if (b == 1) {
            return a;
        }
        else {
            return R(a / b, b);
        }
    };

    ll g, h;
    cin >> g >> h;

    ll x = 1, y = h;
    while (x % g || x == g) {
        x = min((x * y + g - 1) / g * g, (x + 1) * y - 1);
    }

    swap(x, y);
    x = x * y + g;

    assert (R(x, y) == h);
    assert (__gcd(x, y) == g);

    cout << x << " " << y << endl;
}

int main() {
    FAST;
    int t = 1;
    cin >> t;
    while (t--) {
        solve();
    }
}

/*



*/

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Runtime error 218 ms 524288 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #3
0 / 8.0

# Verdict Execution time Memory Grader output
1 Runtime error 236 ms 524288 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Runtime error 237 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #5
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Runtime error 237 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Runtime error 218 ms 524288 KB Execution killed with signal 9
7 Halted 0 ms 0 KB -