Submission #473305

#	Time	Username	Problem	Language	Result	Execution time	Memory
473305		_L__	Usmjeri (COCI17_usmjeri)	C++17	0 / 140	194 ms	2996 KiB

usmjeri

// This code is written by _L__
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define F_word ios_base::sync_with_stdio(false), cin.tie(NULL), cout.tie(NULL);
typedef long long ll;
typedef long double ld;
const int mod = 1e9+7, N = 2e5+13, inf = 1e9+1;
const ld E = 1e-6;
#define ff first
#define ss second

ll fast(ll base, ll power){
    ll ans = 1;
    while(power >0){
    if(power%2){
        ans = (ans*base)%mod;
    }
    base = (base*base)%mod;
    power /= 2;
    }
    return ans;
}

int main(void){
    F_word;
    ll n, m; cin >> n >> m;
    for(int i = 1; i < n; ++i){int x, y; cin >> x >> y;}
    for(int i = 0; i < m; ++i){
        ll x, y; cin >> x >> y;
        cout << fast(2, (min(x,y)+(max(x,y)-n))) << endl;
    }
} 

• Subtask 1: 0 / 14
• Subtask 2: 0 / 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