how to swap two variables without using athird variable python code example

Example 1: python swap two variables

a = 2
b = 4
print (a) # 2
print (b) # 4
# Now swap them
# Hold one variable in c temporarily:
c = b
b = a
a = c
# Now delete variable c from memory:
del c

print (a) # 4
print (b) # 2

Example 2: python swap two variables

# Python shorthand for swapping
x,y=5,2
print(x,y)
x,y=y,x
print(x,y)