input: Write a function to create a dictionary containing the numbers from 1 to n as the keys and the square of each number as the values. The function should take an integer n as input and return the dictionary.
  
  assert complete_the_dict(10)=={1: 1, 2: 4, 3: 9, 4: 16, 5: 25, 6: 36, 7: 49, 8: 64, 9: 81, 10: 100}
  assert complete_the_dict(5)=={1: 1, 2: 4, 3: 9, 4: 16, 5: 25}
  assert complete_the_dict(3)=={1: 1, 2: 4, 3: 9}
  assert complete_the_dict(0)=={}
  assert complete_the_dict(-3)=={}
output: def complete_the_dict(n):
      return {i: i**2 for i in range(1, n+1)}