"""
Fstring is nothing it is a just way to add a variable in a string as previosuly we
add a variable by writin name+name2 etc here we can use fstring to add a variable
in it so it is very easy we add by writin {variable name} in bracckets
"""
import math
name="Rehman Ali RA"
uni="GCUF"
roll=22037
print(f"My name is {name} and i am studying in {uni} and my roll number is {roll}")
print(f"cos of 5 is{math.cos(5)}")#here we use math module