n = input("Enter number: ")

while n <= '0':
    n = input("!=0 or <0: ")

print(f"{n} + {n + n} + {n + n + n} = {int(n) + int(n + n) + int(n + n +n)}")

bac82e7a5d1a627b9e980eb510b22dcbf9e01ff3
<mask token>

<mask token>
while n <= '0':
    n = input('!=0 or <0: ')
print(f'{n} + {n + n} + {n + n + n} = {int(n) + int(n + n) + int(n + n + n)}')

n = input('Enter number: ')
while n <= '0':
    n = input('!=0 or <0: ')
print(f'{n} + {n + n} + {n + n + n} = {int(n) + int(n + n) + int(n + n + n)}')

n = input("Enter number: ")

while n <= '0':
    n = input("!=0 or <0: ")

print(f"{n} + {n + n} + {n + n + n} = {int(n) + int(n + n) + int(n + n +n)}")
