Enable openblas

homework_1/src/main.cpp

@@ -1,6 +1,15 @@
 #include <iostream>
+#include <cblas.h>
 
 int main(){
-   std::cout << "Hello from knnsearch\n";
+
+   double A[6] = {1.0,2.0,1.0,-3.0,4.0,-1.0};
+   double B[6] = {1.0,2.0,1.0,-3.0,4.0,-1.0};
+   double C[9] = {.5,.5,.5,.5,.5,.5,.5,.5,.5};
+   cblas_dgemm(CblasColMajor, CblasNoTrans, CblasTrans,3,3,2,1,A, 3, B, 3,2,C,3);
+
+   for (int i=0 ; i<9 ; ++i)
+      std::cout << C[i] << ' ';
+   std::cout << '\n';
 	return 0;
 }