Answer is trivial. try this.

x=input()

-Assume [1,3,5,'aA','8as'] are given as the inputs

print len(x)

this gives an answer of 5

print x[3]

this gives 'aA'

Answer is trivial. try this.

x=input()

Suppose that [1,3,5,'aA','8as'] are given as the inputs

print len(x)

this gives an answer of 5

print x[3]

this gives 'aA'

Answer is trivial. try this.

x=input()

-Assume 1,3,5,'aA','8as' are given as the inputs

print len(x)

this gives an answer of 5

print x[3]

this gives 'aA'

*note- x=input() method saves the input as a tuple which is very similar to list

Answer is trivial. try this.

x=input()

-Assume [1,3,5,'aA','8as'] are given as the inputs

print len(x)

this gives an answer of 5

print x[3]

this gives 'aA'