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Submission #432281

# Submission time Handle Problem Language Result Execution time Memory
432281 2021-06-18T07:14:53 Z tengiz05 Miners (IOI07_miners) C++17
36 / 100
 1500 ms 460 KB 
#include <bits/stdc++.h>
int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    int n;
    std::cin >> n;
    std::string s;
    std::cin >> s;
    if (n <= 20) {
        int ans = 0;
        for (int msk = 0; msk < (1 << n); msk++) {
            int res = 0;
            std::string a, b;
            for (int i = 0; i < n; i++) {
                if (msk & (1 << i)) {
                    a += s[i];
                    std::string have = a.substr(std::max(int(a.size()) - 3, 0), 3);
                    res += std::set<char>(have.begin(), have.end()).size();
                } else {
                    b += s[i];
                    std::string have = b.substr(std::max(int(b.size()) - 3, 0), 3);
                    res += std::set<char>(have.begin(), have.end()).size();
                }
            }
            ans = std::max(ans, res);
        }
        std::cout << ans << "\n";
    }
    return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 204 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 221 ms 284 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1171 ms 292 KB Output is correct

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1584 ms 204 KB Time limit exceeded

Subtask #6
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct

Subtask #7
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB Output isn't correct

Subtask #8
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB Output isn't correct

Subtask #9
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct

Subtask #10
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 332 KB Output isn't correct

Subtask #11
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 460 KB Output isn't correct

Subtask #12
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 460 KB Output isn't correct