import sys
x = input("enter number 1: ") #ask for user input
y = input("enter number 2: ")
output = "" #the output string
try: #try integering them (this also has error message and will check if input is valid)
x = int(x)
except:
print("error! number 1 was not a number :(")
sys.exit() #leave
try:
y = int(y)
except:
print("error! number 2 was not a number :(")
sys.exit()
if x == y: #check they are not the same
print("both numbers are the same")
else: #do the thing
if y > x: #otherwise swap the order
for i in range (x, y + 1): #+1 for inclusive
output = (output + str(i) + " ")
else:
for i in range (y, x + 1):
output = (output + str(i) + " ")
print(output) #so it's all in one line
