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Submission #336205

# Submission time Handle Problem Language Result Execution time Memory
336205 2020-12-15T02:29:26 Z wiwiho Euklid (COCI20_euklid) C++14
20 / 110
 68 ms 492 KB 
#include<bits/stdc++.h>

#define iter(a) a.begin(), a.end()
#define pll pair<ll, ll>
#define pii pair<int, int>
#define mp make_pair
#define F first
#define S second
#define lsort(a) sort(iter(a))
#define eb emplace_back
#define gsort(a) sort(iter(a), greater<>());

using namespace std;

typedef long long ll;

ll R(ll a, ll b){
    while(b > 1){
        if(a < b) swap(a, b);
        a /= b;
        //cerr << a << " " << b << "\n";
    }
    return a;
}

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

    int T;
    cin >> T;
    while(T--){
        ll g, h;
        cin >> g >> h;

        ll a = -1, b = -1;
        if(g == h){
            a = b = g;
        }
        else if(h == 2){
            a = g * 2;
            b = g;
        }
        else if(g == h * h){
            a = g * h;
            b = g;
        }
        else{
            for(ll i = 1; i <= 1000; i++){
                for(ll j = 1; j <= 1000; j++){
                    if(__gcd(i, j) == g && R(i, j) == h){
                        a = i, b = j;
                        goto ok;
                    }
                }
            }
        }
        ok:;

        //assert(__gcd(a, b) == g && R(a, b) == h);
        cout << a << " " << b << "\n";

    }

    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 0 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 0 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 0 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 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 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 0 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
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 364 KB Output is correct
2 Correct 9 ms 364 KB Output is correct
3 Correct 10 ms 364 KB Output is correct
4 Correct 11 ms 364 KB Output is correct
5 Correct 12 ms 364 KB Output is correct
6 Correct 15 ms 364 KB Output is correct
7 Correct 18 ms 364 KB Output is correct
8 Correct 21 ms 364 KB Output is correct
9 Correct 25 ms 492 KB Output is correct
10 Incorrect 68 ms 364 KB Integer parameter [name=a] equals to -1, violates the range [1, 10^18]

Subtask #5
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 364 KB Output is correct
2 Correct 9 ms 364 KB Output is correct
3 Correct 10 ms 364 KB Output is correct
4 Correct 11 ms 364 KB Output is correct
5 Correct 12 ms 364 KB Output is correct
6 Correct 15 ms 364 KB Output is correct
7 Correct 18 ms 364 KB Output is correct
8 Correct 21 ms 364 KB Output is correct
9 Correct 25 ms 492 KB Output is correct
10 Incorrect 68 ms 364 KB Integer parameter [name=a] equals to -1, violates the range [1, 10^18]

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 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 0 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 0 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 0 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 0 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 6 ms 364 KB Output is correct
24 Correct 9 ms 364 KB Output is correct
25 Correct 10 ms 364 KB Output is correct
26 Correct 11 ms 364 KB Output is correct
27 Correct 12 ms 364 KB Output is correct
28 Correct 15 ms 364 KB Output is correct
29 Correct 18 ms 364 KB Output is correct
30 Correct 21 ms 364 KB Output is correct
31 Correct 25 ms 492 KB Output is correct
32 Incorrect 68 ms 364 KB Integer parameter [name=a] equals to -1, violates the range [1, 10^18]