Big array gives segmentation error in C

Question

I am really new to C, so I am sorry if this is a absolute beginner question, but I am getting a segmentation error when I am building large array, relevant bits of what I am

Answer 1

You array stores on stack frame, which has a limit to its size, use malloc instead.

unsigned long long *numbs = malloc(arr_size * sizeof(long long));
// don't forget to free after use
free(numbs)