try:

x=1/2

except ZeroDivisionError:

print('AAA')

f=open('f.txt','w')

f.writelines(['python programming,'])

f.close()

f=open('f.txt','rb')

f.seek(10,1)

print(f.tell())

x=2

y=2.0

if(x==y):print("Equal")

else:print("Not Equal")

k=1000

while k>1:

print(k)

k=k/2

if 2:

print(5)

else:

print(6)

a=[[1,2,3],[4,5,6],[7,8,9]]

p=1

for i in range(len(a)):

p*=a[i][i]