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PiratmacPiratmac
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Added 2017-23, 2017-24 and 2017-25
1 parent 11ca74b commit f99302d

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‎2017/23-Coprocessor Conflagration.py

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# -------------------------------- Input data -------------------------------- #
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import os, math
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test_data = {}
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test = 1
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test_data[test] = {"input": """""",
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"expected": ['Unknown', 'Unknown'],
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}
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test = 'real'
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input_file = os.path.join(os.path.dirname(__file__), 'Inputs', os.path.basename(__file__).replace('.py', '.txt'))
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test_data[test] = {"input": open(input_file, "r+").read().strip(),
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"expected": ['6724', '903'],
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}
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# -------------------------------- Control program execution -------------------------------- #
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case_to_test = 'real'
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part_to_test = 2
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verbose_level = 1
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# -------------------------------- Initialize some variables -------------------------------- #
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puzzle_input = test_data[case_to_test]['input']
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puzzle_expected_result = test_data[case_to_test]['expected'][part_to_test-1]
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puzzle_actual_result = 'Unknown'
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# -------------------------------- Actual code execution -------------------------------- #
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def val_get (registers, value):
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try:
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return int(value)
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except ValueError:
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return registers[value]
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def get_divisors (value):
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small_divisors = [d for d in range (1, int(math.sqrt(value))+1) if value % d == 0 ]
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big_divisors = [value // d for d in small_divisors if not d**2 == value]
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return set(small_divisors + big_divisors)
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instructions = [(string.split(' ')) for string in puzzle_input.split('\n')]
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i = 0
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registers = {x:0 for x in 'abcdefgh'}
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registers['a'] = part_to_test - 1
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count_mul = 0
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val_h = 1
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nb_instructions = 0
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if part_to_test == 1:
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while i < len(instructions):
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instr = instructions[i]
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if instr[0] == 'set':
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registers.update({instr[1]: val_get(registers, instr[2])})
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elif instr[0] == 'sub':
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registers.setdefault(instr[1], 0)
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registers[instr[1]] -= val_get(registers, instr[2])
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elif instr[0] == 'mul':
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registers.setdefault(instr[1], 0)
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registers[instr[1]] *= val_get(registers, instr[2])
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count_mul += 1
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elif instr[0] == 'mod':
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registers.setdefault(instr[1], 0)
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registers[instr[1]] %= val_get(registers, instr[2])
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elif instr[0] == 'jnz':
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if val_get(registers, instr[1]) != 0:
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i += val_get(registers, instr[2]) - 1
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i += 1
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nb_instructions += 1
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if nb_instructions == 10 ** 7:
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break
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puzzle_actual_result = count_mul
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else:
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count_composite = 0
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for i in range (84*100+100000, 84*100+100000+17000+1, 17):
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if len(get_divisors(i)) != 2:
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print (i, get_divisors(i))
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count_composite += 1
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puzzle_actual_result = count_composite
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# 116206 too high
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# 500 too low
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# 10477 is wrong
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# -------------------------------- Outputs / results -------------------------------- #
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if verbose_level >= 3:
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print ('Input : ' + puzzle_input)
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print ('Expected result : ' + str(puzzle_expected_result))
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print ('Actual result : ' + str(puzzle_actual_result))
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‎2017/24-Electromagnetic Moat.py

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# -------------------------------- Input data -------------------------------- #
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import os
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test_data = {}
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test = 1
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test_data[test] = {"input": """0/2
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2/2
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2/3
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3/4
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3/5
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0/1
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10/1
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9/10""",
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"expected": ['31', '19'],
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}
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test = 'real'
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input_file = os.path.join(os.path.dirname(__file__), 'Inputs', os.path.basename(__file__).replace('.py', '.txt'))
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test_data[test] = {"input": open(input_file, "r+").read().strip(),
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"expected": ['1940', '1928'],
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}
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# -------------------------------- Control program execution -------------------------------- #
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case_to_test = 'real'
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part_to_test = 2
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verbose_level = 1
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# -------------------------------- Initialize some variables -------------------------------- #
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puzzle_input = test_data[case_to_test]['input']
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puzzle_expected_result = test_data[case_to_test]['expected'][part_to_test-1]
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puzzle_actual_result = 'Unknown'
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# -------------------------------- Actual code execution -------------------------------- #
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def build_bridge (bridge, last, available_pieces):
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global bridges
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next_pieces = [x for x in available_pieces if last in x]
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for next_piece in next_pieces:
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new_bridge = bridge + [next_piece]
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new_available_pieces = available_pieces.copy()
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new_available_pieces.remove(next_piece)
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if next_piece[0] == next_piece[1]:
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new_last = next_piece[0]
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else:
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new_last = [x for x in next_piece if x != last][0]
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build_bridge (new_bridge, new_last, new_available_pieces)
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bridges.append(bridge)
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pieces = []
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bridges = []
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for string in puzzle_input.split('\n'):
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if string == '':
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continue
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a, b = map(int, string.split('/'))
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pieces.append((a, b))
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build_bridge([], 0, pieces)
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max_strength = 0
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if part_to_test == 1:
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for bridge in bridges:
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max_strength = max (max_strength, sum(map(sum, bridge)))
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puzzle_actual_result = max_strength
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else:
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max_length = max(map(len, bridges))
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for bridge in bridges:
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if len(bridge) != max_length:
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continue
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max_strength = max (max_strength, sum(map(sum, bridge)))
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puzzle_actual_result = max_strength
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# -------------------------------- Outputs / results -------------------------------- #
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if verbose_level >= 3:
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print ('Input : ' + puzzle_input)
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print ('Expected result : ' + str(puzzle_expected_result))
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print ('Actual result : ' + str(puzzle_actual_result))
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‎2017/25-The Halting Problem.py

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# -------------------------------- Input data -------------------------------- #
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import os
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test_data = {}
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test = 1
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test_data[test] = {"input": """Begin in state A.
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Perform a diagnostic checksum after 6 steps.
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In state A:
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If the current value is 0:
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- Write the value 1.
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- Move one slot to the right.
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- Continue with state B.
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If the current value is 1:
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- Write the value 0.
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- Move one slot to the left.
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- Continue with state B.
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In state B:
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If the current value is 0:
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- Write the value 1.
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- Move one slot to the left.
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- Continue with state A.
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If the current value is 1:
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- Write the value 1.
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- Move one slot to the right.
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- Continue with state A.""",
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"expected": ['3', 'Unknown'],
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}
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test = 'real'
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input_file = os.path.join(os.path.dirname(__file__), 'Inputs', os.path.basename(__file__).replace('.py', '.txt'))
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test_data[test] = {"input": open(input_file, "r+").read().strip(),
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"expected": ['2794', 'Unknown'],
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}
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# -------------------------------- Control program execution -------------------------------- #
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case_to_test = 'real'
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part_to_test = 1
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verbose_level = 1
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# -------------------------------- Initialize some variables -------------------------------- #
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puzzle_input = test_data[case_to_test]['input']
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puzzle_expected_result = test_data[case_to_test]['expected'][part_to_test-1]
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puzzle_actual_result = 'Unknown'
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# -------------------------------- Actual code execution -------------------------------- #
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if part_to_test == 1:
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states = {}
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for string in puzzle_input.split('\n'):
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if string == '':
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continue
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if string.startswith('Begin in state '):
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start_state = string[-2:-1]
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elif string.startswith('Perform a diagnostic checksum after '):
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_,_,_,_,_, steps, _ = string.split(' ')
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steps = int(steps)
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elif string.startswith('In state '):
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state = string[-2:-1]
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elif string.startswith(' If the current value is'):
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current_value = int(string[-2:-1])
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elif string.startswith(' - Write the value'):
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target_value = int(string[-2:-1])
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elif string.startswith(' - Move one slot to the'):
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direction = string.split(' ')[-1]
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elif string.startswith(' - Continue with state'):
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next_state = string[-2:-1]
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if state not in states:
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states[state] = {}
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states[state].update({current_value: (target_value, direction, next_state)})
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state = start_state
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tape = {0:0}
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position = 0
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for _ in range (steps):
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value = tape[position] if position in tape else 0
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tape[position] = states[state][value][0]
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position += 1 if states[state][value][1] == 'right.' else -1
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state = states[state][value][2]
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puzzle_actual_result = sum(tape[x] for x in tape)
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else:
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pass
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# -------------------------------- Outputs / results -------------------------------- #
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if verbose_level >= 3:
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print ('Input : ' + puzzle_input)
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print ('Expected result : ' + str(puzzle_expected_result))
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print ('Actual result : ' + str(puzzle_actual_result))
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