A: Robot programming problem: Logic: P R S 0 0 0 break; 0 0 1 +R break; 0 1 0 +P break; 0 1 1 +R (S removed as R will defeat S) 1 0 0 +S break; 1 0 1 +S (P removed as S will defeat P) 1 1 0 +P (R removed as P will defeat R) 1 1 1 impossible to defeat all,break; Code: https://shashankmishracoder.wordpress.com/2019/05/07/google-code-jam19-round-1c-robot-programming-strategy/

B: Power Ranger: https://shashankmishracoder.wordpress.com/2019/05/07/google-code-jam19-round-1c-power-rangers/