Submission #237513

#	Time	Username	Problem	Language	Result	Execution time	Memory
237513		VEGAnn	Pictionary (COCI18_pictionary)	C++14	28 / 140	1596 ms	1272 KiB

pictionary

#include <bits/stdc++.h>
#define PB push_back
using namespace std;
typedef long long ll;
const int N = 200100;
int pr[N], n, m, q;

int get(int x) { return (pr[x] == x ? x : pr[x] = get(pr[x])); }

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

#ifdef _LOCAL
    freopen("in.txt","r",stdin);
#endif // _LOCAL

    cin >> n >> m >> q;

    for (; q; q--){
        int x, y; cin >> x >> y;

        for (int i = 1; i <= n; i++)
            pr[i] = i;

        for (int i = m; i > 0; i--){
            for (int j = i + i; j <= n; j += i)
                pr[get(j)] = get(i);

            if (get(x) == get(y)){
                cout << m - i + 1 << '\n';
                break;
            }
        }
    }

    return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 14
• Subtask 6: 0 / 14
• Subtask 7: 0 / 14
• Subtask 8: 0 / 14
• Subtask 9: 0 / 14
• Subtask 10: 0 / 14