tu=('alex','eric','Witharush')
print(len(tu))
print(tu[0]+','+tu[1])
print(tu[:2])
for b in tu :
	print(b)
for b in tu :
	print(b)
for a in range(0,len(tu)):
	print(tu[a])
for abb,bba in enumerate(tu) :
	print(str(abb)+' '+bba)