Submission #596573

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
596573	2022-07-14 20:45:53	CaroLinda	Brperm (RMI20_brperm)	C++14	50 / 100	587 ms	121104 KiB

brperm

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#include "brperm.h"
#include <bits/stdc++.h>
#define ll long long
const ll PRIME = 37LL;
const ll MOD = 1e9+7;
const int LOG = 20;
const int MAXN = 1e5+10;
const int MAX = 5e5+10;
using namespace std;
int dp[LOG][LOG][MAXN];
ll pot[MAXN], sv[MAXN];
ll invPot[MAXN];
int calcOp[MAX];
ll expo(ll b, ll e){
  if(e == 0)
    return 1LL;
  ll aux = expo(b, e>>1LL);
  aux = (aux*aux) % MOD;
  if(e&1){
    aux = (aux*b) % MOD;
  }
  return aux;
 
 
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