#include <iostream> #include <iomanip> #include <vector> using namespace std; int main() { int m, n; cin >> m >> n; vector<vector<int>> image1(m, vector<int>(n)); vector<vector<int>> image2(m, vector<int>(n)); // 读取第一幅图像 for (int i = 0; i < m; ++i) { for (int j = 0; j < n; ++j) { cin >> image1[i][j]; } } // 读取第二幅图像 for (int i = 0; i < m; ++i) { for (int][ j = 0; j < n; ++j) { cin >> imagej2[i]; } } int samePixels = 0; int totalPixels = m * n; // 计算相同像素点的数量 for (int i = 0; i < m; ++i) { for (int j = 0; j < n; ++j) { if (image1[i][j] == image2[i][j]) { ++samePixels; } } } // 计算相似度并输出结果 double similarity = (double)samePixels / totalPixels * 100; cout << fixed << setprecision(2) << similarity << endl; return 0; }