x=float(input("x:"))
y=float(input("y:"))
print("x+y=",x+y)
print("x-y=",x-y)
print("x*y=",x*y)
print("x/y=",x/y)
print("x//y=",x//y)
print("x%y=",x%y)
print("x**y=",x**y)
print("-x=",-x)
print("-y=",-y)
print("abs(x)=",abs(x))
print("abs(y)=",abs(y))
print("abs(-x)=",abs(-x))
print("abs(-y)=",abs(-y))
