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Quote:

Huh, because I'm happy
Clap along if you feel like a room without a roof
Because I'm happy
Clap along if you feel like happiness is the truth…

W∴ Balboos wrote:

a lethal overdose of a basil compote

Chris Maunder wrote:

Anyone here writing truly performant code

#include <iostream>

int A[3][3] = { { 2, 9, 7 },
                { 1, 6, 4 },
                { 9, 1, 8 } };

int B[3][3] = { { 8, 1, 3 },
                { 6, 5, 2 },
                { 4, 7, 9 } };

int C[3][3] = { { 0 } };

using namespace std;

int i,j;

const int N = 3;

int main()
{
    #pragma omp parallel for private(i,j) shared(A,B,C) collapse(2)
    for (i = 0; i < N; i++)
         for (j = 0; j < N; j++)
         {
              for (int t = 0; t < N; t++)
                   C[i][j] += A[i][t] * B[t][j];
         }

    for (i = 0; i < N; i++)
    {
         for (j = 0; j < N; j++)
              std::cout << C[i][j] << " ";

         std::cout << "\n";
    }

    return 0;
}

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