| A | 
                                                                                            
                                                    
                                                        The Easiest Problem Is This One
                                                    
                                                 | 
                                                                                                                                        7/7 (100%) | 
                                                                                            1.00 | 
                                                                                            1.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | B | 
                                                                                            
                                                    
                                                        Running Steps
                                                    
                                                 | 
                                                                                                                                        6/13 (46%) | 
                                                                                            2.17 | 
                                                                                            2.17 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | C | 
                                                                                            
                                                    
                                                        Compositions
                                                    
                                                 | 
                                                                                                                                        4/5 (80%) | 
                                                                                            1.25 | 
                                                                                            1.25 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | D | 
                                                                                            
                                                    
                                                        Immortal Porpoises
                                                    
                                                 | 
                                                                                                                                        6/7 (86%) | 
                                                                                            1.17 | 
                                                                                            1.17 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | E | 
                                                                                            
                                                    
                                                        Farey Sequence Length
                                                    
                                                 | 
                                                                                                                                        6/7 (86%) | 
                                                                                            1.17 | 
                                                                                            1.17 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | F | 
                                                                                            
                                                    
                                                        Arbitrage?
                                                    
                                                 | 
                                                                                                                                        1/6 (17%) | 
                                                                                            1.50 | 
                                                                                            1.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | G | 
                                                                                            
                                                    
                                                        Sum Kind of Problem
                                                    
                                                 | 
                                                                                                                                        6/7 (86%) | 
                                                                                            1.00 | 
                                                                                            1.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | H | 
                                                                                            
                                                    
                                                        A Rational Sequence 2
                                                    
                                                 | 
                                                                                                                                        5/5 (100%) | 
                                                                                            1.00 | 
                                                                                            1.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | I | 
                                                                                            
                                                    
                                                        Robots
                                                    
                                                 | 
                                                                                                                                        1/2 (50%) | 
                                                                                            1.00 | 
                                                                                            1.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | J | 
                                                                                            
                                                    
                                                        Bus Schedules
                                                    
                                                 | 
                                                                                                                                        1/12 (8%) | 
                                                                                            6.00 | 
                                                                                            11.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | K | 
                                                                                            
                                                    
                                                        Measuring Problem Difficulty
                                                    
                                                 | 
                                                                                                                                        4/6 (67%) | 
                                                                                            1.20 | 
                                                                                            1.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | L | 
                                                                                            
                                                    
                                                        Brocard Point of a Triangle
                                                    
                                                 | 
                                                                                                                                        4/4 (100%) | 
                                                                                            1.00 | 
                                                                                            1.00 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | M | 
                                                                                            
                                                    
                                                        Hack Around the Lock
                                                    
                                                 | 
                                                                                                                                        2/4 (50%) | 
                                                                                            1.33 | 
                                                                                            1.50 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | N | 
                                                                                            
                                                    
                                                        God Save the i-th Queen
                                                    
                                                 | 
                                                                                                                                        4/11 (36%) | 
                                                                                            2.20 | 
                                                                                            2.50 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | O | 
                                                                                            
                                                    
                                                        RATS
                                                    
                                                 | 
                                                                                                                                        4/10 (40%) | 
                                                                                            2.00 | 
                                                                                            2.25 | 
                                            
                                                                                                                                
                                                                            
                                                                                        | P | 
                                                                                            
                                                    
                                                        Bus Clock Display
                                                    
                                                 | 
                                                                                                                                        0/0 (0%) | 
                                                                                            -- | 
                                                                                            -- |