Can some one help me with it . When i run it ; it makes error in the source . "UNKNOWN SOURCE"

Question

https://code.sololearn.com/c03aW20E7y68/?ref=app

Answer 1

main method is error

Answer 2

It looks fine to me and after testing it runs fine. Did you enter your test values on seperate lines?

Answer 3

Thank for replay . okay thanks a lot . i didnot know that i showd enter the values in a two lines 😘

Answer 4

i ran it correctly now . thanks

Answer 5

pakistani coder . thanks the problem was on the seperated lines

Answer 6

but playground shows errors in main method

Answer 7

why ?