제출 #499258

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
499258	2021-12-27 14:18:00	amunduzbaev	NoM (RMI21_nom)	C++14	100 / 100	177 ms	368 KiB

Main

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#include "bits/stdc++.h"
using namespace std;
 
#define ar array
 
const int mod = 1e9 + 7;
 
int pre[5][5] = {
    {0, 2, 2, 2, 2},
    {0, 16, 16, 24, 24},
    {0, 288, 384, 480, 576},
    {0, 9216, 13824, 23040, 26112},
    {0, 460800, 829440, 1428480, 2088960}
};
 
int bp(int a, int b){
    int rr = 1;
    while(b){
        if(b&1) rr = rr * 1ll * a % mod;
        a = a * 1ll * a % mod, b >>= 1; 
    } return rr;
}
 
signed main(){
    ios::sync_with_stdio(0); cin.tie(0);
    
    int n, m; cin>>n>>m;
    vector<int> a(m);
    for(int i=0;i<2*n;i++){
        a[i % m]++;
 
 
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