The little test was fun. I scanned it a bit too quick, and was confused when my tests failed with real user input. I did not see the "1-indexed" instruction for

The little test was fun. I scanned it a bit too quick, and was confused when my tests failed with real user input. I did not see the "1-indexed" instruction for user-supplied coordinates while playing against the clock. I guess that's what can happen when you want to hit a target..