I'm created this to convert binary number to decimal number. But it give wrong output. How can I make this work properly ?

Question

https://code.sololearn.com/cpTX3H4Dc3Ya/?ref=app

Answer 1

Yes, x[z] is basicly an str, and since the input are 0 and 1 which is a number, sure

Answer 2

Convert x[z] to int forst before doing any checking or calculation with other int

And x[z:z+1] you can simply use x[z]

Answer 3

replace x[] to int(x[])

Answer 4

where can i do that change

Answer 5

are you sure [] works with int?