day 14

2021/14-1.py

@@ -0,0 +1,82 @@
+# with open("./2021/14.test") as input_file:
+
+with open("./2021/14.input") as input_file:
+    input_data = input_file.read()
+
+start_polymer = input_data.split("\n\n")[0]
+
+polymer_rules = input_data.split("\n\n")[1].split("\n")
+
+rules_dict = {}
+for one_rule in polymer_rules:
+    rules_dict[one_rule.split(" -> ")[0]] = one_rule.split(" -> ")[1]
+
+print(rules_dict)
+
+counter = 1
+output_dict = {}
+
+for i in range(1, len(start_polymer)):
+    substring = start_polymer[i-1:i+1]
+
+    if substring not in output_dict.keys():
+        output_dict[substring] = 0
+    output_dict[substring] += 1
+
+print(output_dict)
+
+while counter <= 10:
+    temp_dict = {}
+    for one_key, one_value in output_dict.items():
+        new_start = one_key[0] + rules_dict[one_key]
+        new_end = rules_dict[one_key] + one_key[1]
+
+        if new_start not in temp_dict.keys():
+            temp_dict[new_start] = 0
+        temp_dict[new_start] += one_value
+
+        if new_end not in temp_dict.keys():
+            temp_dict[new_end] = 0
+        temp_dict[new_end] += one_value
+    output_dict = {}
+    output_dict = temp_dict
+    counter += 1
+
+final_dict = {}
+for one_key, one_value in output_dict.items():
+    for i in range(len(one_key) -1):
+        if one_key[i] not in final_dict.keys():
+            final_dict[one_key[i]] = 0
+        final_dict[one_key[i]] += one_value
+final_dict[input_data.split("\n\n")[0][-1]] += 1
+print(output_dict)
+print(final_dict)
+print(max(final_dict.values()) - min(final_dict.values()))
+
+while counter <= 40:
+    temp_dict = {}
+    for one_key, one_value in output_dict.items():
+        new_start = one_key[0] + rules_dict[one_key]
+        new_end = rules_dict[one_key] + one_key[1]
+
+        if new_start not in temp_dict.keys():
+            temp_dict[new_start] = 0
+        temp_dict[new_start] += one_value
+
+        if new_end not in temp_dict.keys():
+            temp_dict[new_end] = 0
+        temp_dict[new_end] += one_value
+    output_dict = {}
+    output_dict = temp_dict
+    counter += 1
+
+final_dict = {}
+for one_key, one_value in output_dict.items():
+    for i in range(len(one_key) -1):
+        if one_key[i] not in final_dict.keys():
+            final_dict[one_key[i]] = 0
+        final_dict[one_key[i]] += one_value
+final_dict[input_data.split("\n\n")[0][-1]] += 1
+print(output_dict)
+print(final_dict)
+print(max(final_dict.values()) - min(final_dict.values()))

2021/14.input

@@ -0,0 +1,102 @@
+NNSOFOCNHBVVNOBSBHCB
+
+HN -> S
+FK -> N
+CH -> P
+VP -> P
+VV -> C
+PB -> H
+CP -> F
+KO -> P
+KN -> V
+NO -> K
+NF -> N
+CO -> P
+HO -> H
+VH -> V
+OV -> C
+VS -> F
+PK -> H
+OS -> S
+BF -> S
+SN -> P
+NK -> N
+SV -> O
+KB -> O
+ON -> O
+FN -> H
+FO -> N
+KV -> S
+CS -> C
+VO -> O
+SP -> O
+VK -> H
+KP -> S
+SK -> N
+NC -> B
+PN -> N
+HV -> O
+HS -> C
+CN -> N
+OO -> V
+FF -> B
+VC -> V
+HK -> K
+CC -> H
+BO -> H
+SC -> O
+HH -> C
+BV -> P
+OB -> O
+FC -> H
+PO -> C
+FV -> C
+BK -> F
+HB -> B
+NH -> P
+KF -> N
+BP -> H
+KK -> O
+OH -> K
+CB -> H
+CK -> C
+OK -> H
+NN -> F
+VF -> N
+SO -> K
+OP -> F
+NP -> B
+FS -> S
+SH -> O
+FP -> O
+SF -> V
+HF -> N
+KC -> K
+SB -> V
+FH -> N
+SS -> C
+BB -> C
+NV -> K
+OC -> S
+CV -> N
+HC -> P
+BC -> N
+OF -> K
+BH -> N
+NS -> K
+BN -> F
+PC -> C
+CF -> N
+HP -> F
+BS -> O
+PF -> S
+PV -> B
+KH -> K
+VN -> V
+NB -> N
+PH -> V
+KS -> B
+PP -> V
+PS -> C
+VB -> N
+FB -> N

2021/14.py

@@ -0,0 +1,61 @@
+# with open("./2021/14.test") as input_file:
+with open("./2021/14.input") as input_file:
+    input_data = input_file.read()
+
+start_polymer = input_data.split("\n\n")[0]
+
+polymer_rules = input_data.split("\n\n")[1].split("\n")
+
+rules_dict = {}
+for one_rule in polymer_rules:
+    rules_dict[one_rule.split(" -> ")[0]] = one_rule.split(" -> ")[1]
+
+print(rules_dict)
+
+counter = 1
+while counter <= 10:
+    output_data = ""
+
+    for i in range(1, len(start_polymer)):
+        substring = start_polymer[i-1:i+1]
+
+        output_data += substring[0] + rules_dict[substring]
+
+    output_data += start_polymer[-1]
+        
+    start_polymer = output_data
+
+    counter += 1
+
+output_dict = {}
+for i in range(len(start_polymer)):
+    if start_polymer[i] not in output_dict.keys():
+        output_dict[start_polymer[i]] = 0
+    output_dict[start_polymer[i]] += 1
+
+print(output_dict)
+print(max(output_dict.values()) - min(output_dict.values()))
+
+while counter <= 40:
+    output_data = ""
+
+    for i in range(1, len(start_polymer)):
+        substring = start_polymer[i-1:i+1]
+
+        output_data += substring[0] + rules_dict[substring]
+
+    output_data += start_polymer[-1]
+        
+    start_polymer = output_data
+    print(counter, end='\r')
+    counter += 1
+
+output_dict = {}
+for i in range(len(start_polymer)):
+    if start_polymer[i] not in output_dict.keys():
+        output_dict[start_polymer[i]] = 0
+    output_dict[start_polymer[i]] += 1
+
+print(output_dict)
+print(max(output_dict.values()) - min(output_dict.values()))
+

2021/14.test

@@ -0,0 +1,18 @@
+NNCB
+
+CH -> B
+HH -> N
+CB -> H
+NH -> C
+HB -> C
+HC -> B
+HN -> C
+NN -> C
+BH -> H
+NC -> B
+NB -> B
+BN -> B
+BB -> N
+BC -> B
+CC -> N
+CN -> C