test_array_functions.pie

int arr[] = [109, 23, 30, 40, 50];
output(arr,array);
int size = arr_size(arr);
output(size, int);
int contains = arr_contains(arr, 20);
output(contains, int);
int index = arr_indexof(arr, 30);
output(index, int);
output(arr,array);
int last = arr_pop(arr);
output(last, int);
output(arr,array);
float average = arr_avg(arr);
output(average, float, 3);