Auto-parallelism and vectorization in the Intel compiler.

auto-parallelism.c

#include <stdio.h> 
#define ARR_SIZE 500 //Define array 
int main() {
  int matrix[ARR_SIZE][ARR_SIZE];
  int arrA[ARR_SIZE]={10};
  int arrB[ARR_SIZE]={30};
  int i, j;
  for(i=0;i<ARR_SIZE;i++) {
     for(j=0;j<ARR_SIZE;j++) { matrix[i][j] = arrB[i]*(arrA[i]%2+10); }
  } printf("%d\n",matrix[0][0]); 
}