import math

print("Absolute value of '-13' : ",int(abs(-13)))
print("Power(2,3) : ",pow(2,3))
print("Round Up '66.66' : ",round(66.66))
print("Maximum of '5,4,99,-3,-2' : ",max(5,4,99,3,-2))
print("Minimum of '5,4,99,-3,-2' : ",min(5,4,99,3,-2))
print("Floor value of '10.23' : ",math.floor(10.23))
print("Ceilng value of '10.23' : ",math.ceil(10.23))
print("Floor value of '10.23' : ",math.sqrt(81))
