my_list = ["1", 2, "3"]
my_list.append(4)
my_list.append(5)
print(my_list)
print(my_list[0])
print(len(my_list)) 
print(my_list[3:-2]) 
print(my_list[1:3]) 
my_list += "sam" 
print(my_list) 
print(my_list[::3]) #increment of 2 

hello="abcdef"
print(hello[0])
#hello[0]="b" 
