Submission #107879

#	Time	Username	Problem	Language	Result	Execution time	Memory
107879		SamAnd	회문 (APIO14_palindrome)	C++17	8 / 100	1059 ms	512 KiB

palindrome

#include <bits/stdc++.h>
using namespace std;
const int N = 102;

int n;
char a[N];

int main()
{
    cin >> a;
    n = strlen(a);
    int ans = 0;
    for (int l = 0; l < n; ++l)
    {
        for (int r = l; r < n; ++r)
        {
            bool z = true;
            for (int i = l, j = r; i <= r; ++i, --j)
            {
                if (a[i] != a[j])
                {
                    z = false;
                    break;
                }
            }
            if (!z)
                continue;
            int q = 0;
            for (int ll = 0; ll <= n - (l - r + 1); ++ll)
            {
                int rr = ll + (l - r + 1) - 1;
                z = true;
                for (int i = l, j = ll; i <= r; ++i, ++j)
                {
                    if (a[i] != a[j])
                    {
                        z = false;
                        break;
                    }
                }
                if (z)
                    ++q;
            }
            ans = max(ans, (r - l + 1) * q);
        }
    }
    cout << ans << endl;
    return 0;
}

Compilation message (stderr)

palindrome.cpp: In function 'int main()':
palindrome.cpp:31:21: warning: unused variable 'rr' [-Wunused-variable]
                 int rr = ll + (l - r + 1) - 1;
                     ^~

• Subtask 1: 8 / 8
• Subtask 2: 0 / 15
• Subtask 3: 0 / 24
• Subtask 4: 0 / 26
• Subtask 5: 0 / 27