제출 #684221

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
684221	2023-01-20 17:36:07	radal	다리 (APIO19_bridges)	C++17	100 / 100	2552 ms	11416 KiB

bridges

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#include <bits/stdc++.h>
//#pragma GCC target("sse,sse2,avx2")
//#pragma GCC optimize("unroll-loops,O3")
#define rep(i,l,r) for (int i = l; i < r; i++)
#define repr(i,r,l) for (int i = r; i >= l; i--)
#define X first
#define Y second
#define all(x) (x).begin() , (x).end()
#define pb push_back
#define endl '\n'
#define debug(x) cerr << #x << " : " << x << endl;
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
constexpr int N = 2e5+10,mod = 1e9+7,sq = 1500;
constexpr ll inf = 1e18+10;
inline int mkay(int a,int b){
    if (a+b >= mod) return a+b-mod;
    if (a+b < 0) return a+b+mod;
    return a+b;
}
 
inline int poww(int a,int k){
    if (k < 0) return 0;
    int z = 1;
    while (k){
        if (k&1) z = 1ll*z*a%mod;
        a = 1ll*a*a%mod;
        k >>= 1;
 
 
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