import std.stdio:writeln; ulong floor_sum(ref int[] arr) { ulong sum = 0; for(ulong i = 0; i < arr.length; ++i) for(ulong j = 0; j < arr.length; ++j) sum += int(arr[i] / arr[j]); return sum; } void main() { int[] arr1 = [2,5,9]; int[] arr2 = [7,7,7,7,7,7,7]; writeln(floor_sum(arr1)); writeln(floor_sum(arr2)); }