| 1 | 1 | class BowlingGame: |
| 2 | 2 | def __init__(self): |
| 3 | | pass |
| 3 | self.rolls = [] |
| 4 | self.current_frame = 1 |
| 5 | self.frame_rolls = [] |
| 6 | self.frames = [] |
| 7 | self.game_over = False |
| 4 | 8 | |
| 5 | 9 | def roll(self, pins): |
| 6 | | pass |
| 7 | | |
| 10 | # Edge Case: Game is already over |
| 11 | if self.game_over: |
| 12 | raise ValueError("Game is already complete") |
| 13 | |
| 14 | # Edge Case: Invalid pin count (negative or more than 10) |
| 15 | if pins < 0 or pins > 10: |
| 16 | raise ValueError("Pins must be between 0 and 10") |
| 17 | |
| 18 | # Edge Case: Too many pins knocked down in a frame |
| 19 | if len(self.frame_rolls) == 1 and self.frame_rolls[0] != 10: |
| 20 | if self.frame_rolls[0] + pins > 10: |
| 21 | raise ValueError("Cannot knock down more than 10 pins in a frame") |
| 22 | |
| 23 | self.frame_rolls.append(pins) |
| 24 | self.rolls.append(pins) |
| 25 | |
| 26 | # Handle frame completion |
| 27 | if self.current_frame < 10: |
| 28 | # Regular frames |
| 29 | if self.frame_rolls[0] == 10 or len(self.frame_rolls) == 2: |
| 30 | self.frames.append(self.frame_rolls[:]) |
| 31 | self.frame_rolls = [] |
| 32 | self.current_frame += 1 |
| 33 | else: |
| 34 | # 10th frame - handle strikes, spares, and open frames correctly |
| 35 | if len(self.frame_rolls) == 2: |
| 36 | # Check if frame is complete (open frame) or needs fill ball (spare/strike) |
| 37 | if self.frame_rolls[0] == 10: # Strike - need 2 fill balls |
| 38 | pass # Continue to third roll |
| 39 | elif sum(self.frame_rolls) == 10: # Spare - need 1 fill ball |
| 40 | pass # Continue to third roll |
| 41 | else: # Open frame - complete |
| 42 | self.frames.append(self.frame_rolls[:]) |
| 43 | self.game_over = True |
| 44 | elif len(self.frame_rolls) == 3: |
| 45 | # Always complete after 3 rolls in 10th frame |
| 46 | self.frames.append(self.frame_rolls[:]) |
| 47 | self.game_over = True |
| 48 | |
| 8 | 49 | def score(self): |
| 9 | | pass |
| 50 | # Edge Case: Game is not yet complete |
| 51 | if not self.game_over and (len(self.frames) < 9 or (len(self.frames) == 9 and len(self.frame_rolls) > 0 and not (len(self.frame_rolls) == 2 and self.frame_rolls[0] == 10) and not (len(self.frame_rolls) == 2 and sum(self.frame_rolls) == 10))): |
| 52 | raise ValueError("Game is not yet complete") |
| 53 | |
| 54 | # Edge Case: Game is not yet complete (10th frame incomplete) |
| 55 | if not self.game_over and len(self.frames) < 10: |
| 56 | raise ValueError("Game is not yet complete") |
| 57 | |
| 58 | total = 0 |
| 59 | roll_index = 0 |
| 60 | |
| 61 | for frame_num in range(10): |
| 62 | if frame_num < len(self.frames): |
| 63 | frame = self.frames[frame_num] |
| 64 | |
| 65 | if len(frame) >= 1 and frame[0] == 10: # Strike |
| 66 | total += 10 |
| 67 | # Add next two rolls |
| 68 | if frame_num == 9: # 10th frame |
| 69 | if len(frame) >= 2: |
| 70 | total += frame[1] |
| 71 | if len(frame) >= 3: |
| 72 | total += frame[2] |
| 73 | else: # Regular frame |
| 74 | next_rolls = [] |
| 75 | next_frame_index = frame_num + 1 |
| 76 | |
| 77 | # Collect next rolls from subsequent frames |
| 78 | while len(next_rolls) < 2 and next_frame_index < len(self.frames): |
| 79 | next_frame = self.frames[next_frame_index] |
| 80 | for roll in next_frame: |
| 81 | next_rolls.append(roll) |
| 82 | if len(next_rolls) == 2: |
| 83 | break |
| 84 | next_frame_index += 1 |
| 85 | |
| 86 | for roll in next_rolls: |
| 87 | total += roll |
| 88 | elif sum(frame[:2]) == 10: # Spare |
| 89 | total += 10 |
| 90 | # Add next roll |
| 91 | if frame_num == 9: # 10th frame |
| 92 | if len(frame) >= 3: |
| 93 | total += frame[2] |
| 94 | else: # Regular frame |
| 95 | next_frame_index = frame_num + 1 |
| 96 | if next_frame_index < len(self.frames): |
| 97 | next_frame = self.frames[next_frame_index] |
| 98 | if len(next_frame) >= 1: |
| 99 | total += next_frame[0] |
| 100 | else: # Open frame |
| 101 | total += sum(frame[:2]) |
| 102 | |
| 103 | return total |
| 104 | |
| 105 | # Handled Edge Cases: Game already over, invalid pin count, too many pins in frame, game not complete for scoring |