1.
print 'This is a sequence file'

2.
a = input("enter the number:")
print a

3.
a = input('a?')
b= input('b?')
c = a+b
print c


4.
a=input('a?')
b=input('b?')

if a>b:
        print a
elif b>a:
        print b
elif a==b:
        print 'same'


5.
aa = {'ATG':'Met','TGA':'*'}


key = ['ATG','TGA']
value = ['Met','*']
aa = dict(zip(key,value))

codon = raw_input('codon?')
print aa[codon]


6.
while 1:
        a = input('a?')
        print a