Submission #862192

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
862192	2023-10-17 16:28:37	3omar_ahmed	Kamenčići (COCI21_kamencici)	C++17	70 / 70	98 ms	344776 KiB

Main

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#include <bits/stdc++.h>
using namespace std ;
#define int long long
#define endl '\n'
#define all(a) a.begin() , a.end()
#define alr(a) a.rbegin() , a.rend()
int n, k;
string x;
vector < int > pre, suf;
int dp[353][353][353];
int solve(int l, int r, int red) {
    int type = ((l - 1) + (n - r)) % 2;
    if(red == k) {
        return 0;
    }
    int opp = pre[l - 1] + suf[r + 1] - red;
    if(opp == k) {  
        return 1;
    }
    if(dp[l][r][red] != -1) return dp[l][r][red]; 
    dp[l][r][red] = 0;
    if(type == 0) {
        if(solve(l + 1, r, red + (x[l] == 'C')))
            return dp[l][r][red] = 1;
        if(solve(l, r - 1, red + (x[r] == 'C')))
            return dp[l][r][red] = 1;
        return 0;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 40 / 40