Urgent! Olympiad tomorrow for intro solved 9 out of 10 problems. Here is the 10th:?

Programming Programming..



The author posted a question in Programming

Urgent! Olympiad tomorrow for intro solved 9 out of 10 problems. Here is the 10th:? and got a better answer

Response from
X1Y1 X2Y2 or X1=X2 or Y1= Y2 then beat?

Response from 0[+++++]
X1Y1 X2Y2 or X1=X2 or Y1=Y2

 

To answer the question:

Name*

E-mail:*

Reply text:*
Verification code (enter 22):*