x, y = 10, 20
print(x, y) # 10 20
x, y = y, x
print(x, y) # 20 10
x=int(input("Enter x:"))
y=int(input("Enter y:"))
# Method 1
x,y=y,x
print(x,y)
# Method 2
t=x
x=y
y=t
print(x,y)
# Method 3
x=x+y
y=x-y
x=x-y
print(x,y)
# Method 4
x=x^y
y=x^y
x=x^y
print(x,y)
# Method 5
x=x*y
y=x/y
x=x/y
print(x,y)
a,b=5,6
print(a,b)
a=a+b
b=a-b
a=a-b
print(a,b)
a=5
b=10
a,b=b,a #swapped
# Swap without using any temp variable
x = 66
y = 77
print("Original: ", x,y)
x = x - y
y = x + y
x = y - x
print("Swapped 1st time: ", x,y)
x = x + y
y = x - y
x = x - y
print("Swapped 2nd time: ", x,y)
# Output:
# Original: 66 77
# Swapped 1st time: 77 66
# Swapped 2nd time: 66 77
def swap(a, b):
a = a + b
b = a - b
a = a - b
return a, b
pos1, pos2 = 1, 3
def swap_by_temp_var(num1,num2):
temp = num1
num1 = num2
num2 = temp
return num1, num2
def swap_by_mathamatically(num1,num2):
num1 = num1 + num2
num2 = num1-num2
num1 = num1-num2
return num1, num2
print(swap_by_temp_var(100,80))
print(swap_by_mathamatically(100,80))