Submission #814919

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
814919	2023-08-08 11:08:56	andecaandeci	Tents (JOI18_tents)	C++17	48 / 100	616 ms	524288 KiB

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#include <bits/stdc++.h>
#define int long long
#define REP(i,o,n) for(int i=o;i<n;i++)
#define pb push_back
#define fi first
#define se second
#define FORI(v) for(auto i:v)
#define FORJ(v) for(auto j:v)
#define SETIO cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(false);
using namespace std;
using pii = pair<int, int>;
const int mod = 1e9+7;
const int mi2 = (mod+1)/2;
int memo[400][400][400];
// int memo2[4000][4000];
// R-e-m---i-s---d-e-p-e-n-d-e-n-t---o-n---z-e-r-o---a-n-d---o-n-e-?-?-?-?-?-
int dp(int zero, int one, int rem) {
    if(zero<0)return 0;
    if(one<0)return 0;
    if(rem<0)return 0;
    if(rem==0){
        int a = 1;
        REP(i,0,one)a*=4,a%=mod;
        return a;
    }
    
    int &ans=memo[zero][one][rem];
    if(ans!=-1)return ans;
 
 
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• Subtask 1: 48 / 48
• Subtask 2: 0 / 52