제출 #985508

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
985508	2024-05-18 02:10:54	zeta7532	Boat (APIO16_boat)	C++17	100 / 100	800 ms	10640 KiB

boat

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#include <bits/stdc++.h>
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
using namespace std;
using ll = int;
const ll mod = 1e9+7;
#define fi first
#define se second
#define rep(i,n) for(ll i=0;i<n;i++)
#define all(x) x.begin(),x.end()
#define faster ios::sync_with_stdio(false);cin.tie(nullptr)
ll modpow(long long A,ll N){
    long long res=1;
    while(N){
        if(N&1) res=res*A%mod;
        A=A*A%mod;
        N>>=1;
    }
    return res;
}
ll modinv(ll A){return modpow(A,mod-2);}
int main() {
    ll N;
    cin >> N;
    vector<ll> inv(N+1);
    rep(i,N+1) inv[i]=modinv(i);
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 27 / 27
• Subtask 4: 42 / 42