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Submission #655482

# Submission time Handle Problem Language Result Execution time Memory
655482 2022-11-04T14:36:29 Z google Kamenčići (COCI21_kamencici) C++17
70 / 70
 45 ms 84956 KB 
#include<bits/stdc++.h>
using namespace std;
int n,k;
vector<vector<vector<int>>> dp;
string s;
bool solve(int l, int r, int cnt1,int cnt2){
    if (cnt1 >= k) return 0;
    if (cnt2 >= k) return 1;
    if (~dp[l][r][cnt1]) return dp[l][r][cnt1];
    if (!solve(l+1,r,cnt2,cnt1+(s[l]=='C')) || !solve(l,r-1,cnt2,cnt1+(s[r]=='C'))) return dp[l][r][cnt1] = 1;
    return dp[l][r][cnt1] = 0;
}
int main(){
    cin.tie(0)->sync_with_stdio(0);
    cin >> n >> k >> s;
    dp.resize(n,vector<vector<int>>(n,vector<int>(k,-1)));
    if (solve(0,n-1,0,0)) cout << "DA";
    else cout << "NE";
    return 0;
}

Compilation message

Main.cpp: In function 'bool solve(int, int, int, int)':
Main.cpp:10:107: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   10 |     if (!solve(l+1,r,cnt2,cnt1+(s[l]=='C')) || !solve(l,r-1,cnt2,cnt1+(s[r]=='C'))) return dp[l][r][cnt1] = 1;
Main.cpp:11:27: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   11 |     return dp[l][r][cnt1] = 0;

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 316 KB Output is correct
9 Correct 1 ms 448 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 1 ms 448 KB Output is correct
12 Correct 1 ms 468 KB Output is correct

Subtask #3
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 316 KB Output is correct
9 Correct 1 ms 448 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 1 ms 448 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 12 ms 18496 KB Output is correct
14 Correct 27 ms 24148 KB Output is correct
15 Correct 11 ms 13268 KB Output is correct
16 Correct 40 ms 54092 KB Output is correct
17 Correct 45 ms 84956 KB Output is correct
18 Correct 31 ms 54100 KB Output is correct