INPUT:
a=5
b=10
print("1.addition\n2.subtraction\n3.multiplication\n4.division\n5.modulo")
option=int(input("enter your own option:-"))
if option==1:
print(f"addition:{a+b}")
elif option==2:
print(f"subtraction:{a-b}")
elif option==3:
print(f"multiplication:{a*b}")
elif option==4:
print(f"division:{a/b}")
elif option==5:
print(f"modulo:{a%b}")
