# maths
# for maxium and minium value's
x=min(45,65,23,43)
y=max(54,34,54,44)
print(x)
print(y)

# for positive value
z=abs(-7.45)
print(z)

# for power of a no. as example (19*19*19*19*19)
a=pow(19,5)
print(a)
b=a%4
print(b)

# for maths defined function.
import math
b=math.sqrt(81)
print(b)
c=math.ceil(26.15)  # for closeset upper value
d=math.floor(26.15)  #for closest downward value
print(c)
print(d)
e=math.pi 
print(e)