Patterns doubt regarding how to do

#1

what is the input we have to do the binary number or we have to print the binary number.

#2

You will be given binary number in the form of string and you have to print its decimal equivalent

#3

now a pattern is given here so wt i have to do enter the binary number as input and get decimal as output ?

#4

@ssmit_joshi yes
First line in input is the number of testcases.
Next lines contain binary representation of some number and you have to print its decimal equivalent

#5

but this can be done with array only you have not taught till now and question was given

#6

So level it for now. After can attempt it after you study strings and arrays

#7

i am doing compile and test but it is not working

#8

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#9

I m not able to do understand this method

#10

When i m pushing more than 1 element it is not printing n not working peek properly