problem-2

readme.md

problem-2

Created with <3 with dartpad.dev.

main.dart

void main() {
  // Given a positive integer n, calculate the following sum:
  // n + n/2 + n/4 + n/8 + ...
  // All elements of the sum are the results of integer division.

  // Example
  // 25  =>  25 + 12 + 6 + 3 + 1 = 47

  int no = 25;
  int sum = 25;

  while (no > 0) {
    no = getDivision(no);
    sum = sum + no;
  }
  print("sum: $sum");
}

int getDivision(int no) {
  return (no / 2).floor();
}