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  1. //
  2. //  main.cpp
  3. //  Matrix multiplication
  4. //
  5. //  Created by Himanshu on 17/09/21.
  6. //
  7.  
  8. #include <iostream>
  9. using namespace std;
  10. const int N = 2, M = 2;
  11.  
  12. void multiplyMatrices (int A[N][M], int B[N][M]) {
  13.     int C[N][M];
  14.  
  15.     for (int i=0; i<N; i++) {
  16.         for (int j=0; j<M; j++) {
  17.             C[i][j] = 0;
  18.             for (int k=0; k<N; k++) {
  19.                 C[i][j] += A[i][k]*B[k][j];
  20.             }
  21.         }
  22.     }
  23.  
  24.     cout<<"Multiplcation of Matrices A and B:"<<endl;
  25.  
  26.     for (int i=0; i<N; i++) {
  27.         for (int j=0; j<M; j++) {
  28.             cout<<C[i][j]<<" ";
  29.         }
  30.         cout<<endl;
  31.     }
  32.  
  33.  
  34. }
  35.  
  36. int main() {
  37.     int A[N][M] = {{1, 2}, {3, 4}};
  38.     int B[N][M] = {{5, 6}, {7, 8}};
  39.  
  40.     multiplyMatrices(A, B);
  41. }
  42.  
Success #stdin #stdout 0s 5464KB
comments (?)
stdin 
Standard input is empty
stdout 
Multiplcation of Matrices A and B:
19 22 
43 50
https://ideone.com/3bCuQK
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
secret

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