# Built-in functions in Python [importing math package]
import math
x=int(input(“Enter any number:”))
print(“Square root of {0} is {1}”.format(x,math.sqrt(x)))
print(“Square of {0} is {1}”.format(x, x*x))
print(“Cube of {0} is {1}”.format(x, x*x*x))
OutPut:
Enter any number:5
Square root of 5 is 2.23606797749979
Square of 5 is 25
Cube of 5 is 125
User-defined functions
def my_function():
print(“Hello from a function”)
def disp():
print(“this is disp function”)
my_function()
disp()
OUTPUT:
Hello from a function
this is disp function
# using Functions in Python
def fun_disp():
print(“Inside the user defined function”)
fun_disp()
OUTPUT:
Inside the user-defined function
# Functions in Python
def per_det():
name=input(“Enter Name:”)
age=int(input(“Enter age:”))
print(“Name=”,name)
print(“Age=”,age)
def aca_det():
edu=input(“Enter educational qualification:”)
exp=input(“Experience, if any:”)
print(“Educational Qualification=”, edu)
print(“Experience=”, exp)
per_det()
aca_det()
OUTPUT:
Enter Name:Ganesh
Enter age:21
Name= Ganesh
Age= 21
Enter educational qualification:PhD
Experience, if any:1
Educational Qualification= PhD
Experience= 1# Program to check number is even or odd using functions in python
def eve_odd(x):
if (x%2==0):
print(“Number is even!”)
else:
print(“Number is odd!”)
eve_odd(2)
OUTPUT:
Number is even!
# Program using functions in python
def swap():
a=int(input(“Enter Num1:”))
b=int(input(“Enter Num2:”))
c=a ;
a=b;
b=c;
print(a)
print(b)
# Call the function here
swap()
OUTPUT:
Enter Num1:4
Enter Num2:5
5
4
