Submission #75267460

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
int main() {
    int H;
    cin >> H;
    int W;
    cin >> W;
    int ans = 0;
    int cur = 0;
    int curr = 0;
    vector<vector<char>> A(H,vector<char>(W));
    for (int i = 0; i < H; i++) {
      for (int j = 0; j < W; j++) {
        cin >> A.at(i).at(j);
      }
    }
    for (int h = 0; h < H; h++) {
      for (int hh = 0; hh < H; hh++) {
        for (int w = 0; w < W; w++) {
          for (int ww = 0; ww < W; ww++) {
            curr = 1;
            cur = 0;
            if ((h <= hh) && (w <= ww)) {
              curr = 0;
              for (int i = h; i <= hh; i++) {
                for (int j = w; j <= ww; j++) {
                  if (A.at(i).at(j) != A.at(h+hh-i).at(w+ww-j)) {
                    cur = 1;
                  }
                }
              }
            }
            if (cur == 0 && curr == 0) {
              ans++;
            }
          curr = 1;
          cur = 0;
          }
        }
      }
    }
    cout << ans << endl;
    return 0;
  }

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