a= int(input("type the inch that you wanna see cm form of
---->"))
# this answer is from sampanna bhattarai
def func1(inch):
# this answer is from sampanna bhattarai
return inch * 2.54
# this answer is from sampanna bhattarai
c = func1(a)
# this answer is from sampanna bhattarai
print(c)
# this answer is from sampanna bhattarai