# your code goes here
#0JLQsNGB0LjQu9C10L3QutC+INCQ0YDRgtC10Lwg
def progA(x,y):
if x>y:
return x-y
else:
return y-x
def progB(x,y):
if x>y:
print(x-y)
else:
print(x-y)
def progC(x,y):
if x>y:
print(f"{x} {y}")
else:
print(f"{y} {x}")
a = int(input())
b = int(input())
print(progA(a,b))
progB(a,b)
progC(a,b)
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