Function hcf

Smart_Calculator/calculator.py:26–32

(a,b)

        L+=1

def hcf(a,b):
    if a<0 or b<0: return
    H = a if a<b else b
    while H >= 1:
        if a%H == 0 and b%H ==0:
            return H
        H-=1

def extract_from_text(text):
    l = []