#include #include using namespace std; int main() { int m, n; cin >> m >> n; int img1[100][100], img2[100][100]; for (int i = 0; i < m; ++i) { for (int j = 0; j < n; ++j) { cin >> img1[i][j]; } } for (int i = 0; i < m; ++i) { for (int j = 0; j < n; ++j) { cin >> img2[i][j]; } } int same_count = 0; for (int i = 0; i < m; ++i) { for (int j = 0; j < n; ++j) { if (img1[i][j] == img2[i][j]) { same_count++; } } } int total = m * n; double similarity = (same_count * 1.0 / total) * 100; cout << fixed << setprecision(2) << similarity << endl;

return 0;

}