Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
3794 吴奕希 矩阵乘法 C++ Accepted 2 MS 364 KB 943 2024-07-05 19:57:59

Tests(10/10):


Code:

#include <iostream> using namespace std; int main() { int n, m, k; cin >> n >> m >> k; int A[100][100], B[100][100], C[100][100]; for (int i = 0; i < n; i++) { for (int j = 0; j < k; j++) { C[i][j] = 0; } } for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { cin >> A[i][j]; } } for (int i = 0; i < m; i++) { for (int j = 0; j < k; j++) { cin >> B[i][j]; } } for (int i = 0; i < n; i++) { for (int j = 0; j < k; j++) { for (int l = 0; l < m; l++) { C[i][j] += A[i][l] * B[l][j]; } } } for (int i = 0; i < n; i++) { for (int j = 0; j < k; j++) { cout << C[i][j] << " "; } cout << endl; } return 0; }