제출 #925516

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
925516	2024-02-11 21:56:52	NK_	Zapina (COCI20_zapina)	C++17	110 / 110	289 ms	600 KiB

zapina

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// Success consists of going from failure to failure without loss of enthusiasm
#include <bits/stdc++.h>
using namespace std;
#define nl '\n'
#define pb push_back
template<class T> using V = vector<T>;
using vi = V<int>;
const int MOD = 1e9 + 7;
int main() {
  cin.tie(0)->sync_with_stdio(0);
  
  auto add = [&](int &x, int y) {
    x += y; if (x >= MOD) x -= MOD;
  };
  auto mul = [&](int &x, int y) {
    x = (x * 1LL * y) % MOD;
  };
  auto POW = [&](int a, int p) {
    int ans = 1;
    for(; p; p /= 2, mul(a, a)) if (p & 1) mul(ans, a);
    return ans;
  };
 
 
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