제출 #967973

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
967973	2024-04-23 06:15:06	pcc	Binaria (CCO23_day1problem1)	C++17	25 / 25	77 ms	24000 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,popcnt,sse4")
#define ll long long
#define pii pair<int,int>
#define fs first
#define sc second
const int mxn = 1e6+2;
const ll mod = 1e6+3;
ll fac[mxn],ifac[mxn];
int arr[mxn];
int val[mxn];
ll N,K;
ll pw(ll a,ll b){
  ll re = 1;
  while(b){
    if(b&1)re = re*a%mod;
    b>>=1;
    a = a*a%mod;
  }
  return re;
}
ll inv(ll k){
  return pw(k,mod-2);
 
 
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