Update Day 7.md

I have added a minor tweak to a solution as the solution displays number zero which is not divisible by seven . Therefore, the range should begin from 1

Author: pratikb0501

Status/Day 7.md

@@ -40,7 +40,7 @@ for i in MyGen().by_seven( int(input('Please enter a number... ')) ):
 class Divisible:
 
  def by_seven(self, n):
- for number in range(n + 1):
+ for number in range(1,n + 1):
  if number % 7 == 0: yield number