from time import clock

global add
global multiply
def dec_to_octal(n):
    octal=str('')
    add=0
    multiply=0
    dec=int(n)
    while dec>0:   
        
        rem=dec%8
        octal=octal + str(rem)
        dec=dec/8
        add=add+1
    octal=octal[::-1]
    return octal,add



f=open("G:\\assign\\in_sec5_prob1.txt","r")
for row in f:
    temp=row.split(',')
f.close()
add=0
start=clock()
initial,add1=(dec_to_octal(temp[0]))
final,add2=(dec_to_octal(temp[1]))
initial=int(initial)
final=int(final)
time_taken=clock()-start
add=add1+add2
f1=open("out_1_5_1.txt","w")
count=1
while initial<=final:
    if count%11==0:
        f1.write(str(initial)+'\n')
    else:
        f1.write(str(initial)+",")
    if initial%10==7 :
        initial+=3
        add=add+1
    else:
        initial+=1
        add=add+1
    count=count+1
    add=add+1
f1.write("\nNo of Additions Are: "+str(add))
f1.write("\nNo of Multiplications Are: 0")
f1.write("\nTime Taken = " + str(time_taken)+" secs")
f1.close()