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Submission #526407

# Submission time Handle Problem Language Result Execution time Memory
526407 2022-02-14T16:14:34 Z MihaiPopa Mean (info1cup19_mean) C++14
100 / 100
 3 ms 588 KB 
#include <bits/stdc++.h>
 
using namespace std;
ifstream fin("mean.in");
ofstream fout("mean.out");
 
const int NMAX = 203, INF = 1e9;
 
int v[NMAX];
long long dp[NMAX][NMAX];
 
long long mymax(long long a, long long b)
{
    return(a > b ? a : b);
}
 
int main()
{
    cin >> v[0];
    for(int i = 1; i <= v[0]; ++i)
        cin >> v[i], dp[i][i] = v[i];
 
    for(int sz = 2; sz <= v[0]; ++sz) {
        for(int i = 1; i <= v[0] - sz + 1; ++i) {
            int j = i + sz - 1;
            dp[i][j] = 0;
            for(int k = i; k <= j - 1; ++k)
                dp[i][j] = mymax(dp[i][j], (dp[i][k] + dp[k + 1][j]) >> 1LL);
        }
    }
    cout << dp[1][v[0]] << '\n';
    return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 308 KB Output is correct
8 Correct 1 ms 204 KB Output is correct

Subtask #2
70.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 308 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 304 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 312 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 2 ms 460 KB Output is correct
16 Correct 2 ms 460 KB Output is correct
17 Correct 3 ms 588 KB Output is correct
18 Correct 3 ms 588 KB Output is correct
19 Correct 2 ms 588 KB Output is correct
20 Correct 2 ms 588 KB Output is correct