Below is the syntax highlighted version of quadratic.py
from §1.2 Built-in Types of Data.
#----------------------------------------------------------------------- # quadratic.py #----------------------------------------------------------------------- import stdio import sys import math # Accept floats b and c as command-line arguments. Compute the # the roots of the polynomial x^2 + bx + c using the quadratic # formula. Write the roots to standard output. b = float(sys.argv[1]) c = float(sys.argv[2]) discriminant = b*b - 4.0*c d = math.sqrt(discriminant) stdio.writeln((-b + d) / 2.0) stdio.writeln((-b - d) / 2.0) #----------------------------------------------------------------------- # quadratic.py -3.0 2.0 # 2.0 # 1.0 # quadratic.py -1.0 -1.0 # 1.618033988749895 # -0.6180339887498949 # quadratic.py 1.0 1.0 # Traceback (most recent call last): # File "quadratic.py", line 17, in <module> # d = math.sqrt(discriminant) # ValueError: math domain error