Add day 8 solutions

8/8p1.py

@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+
+inputs = ["example.txt", "input.txt"]
+#inputs = ["example.txt"]
+#inputs = ["input.txt"]
+
+registers = {}
+
+def get_value(register):
+    if register not in registers:
+        registers[register] = 0
+    return int(registers[register])
+
+def compare(operation, register, b):
+    result = False
+
+    a = get_value(register)
+    b = int(b)
+
+    if operation == '>':
+        if a > b:
+            result = True
+    elif operation == '<':
+        if a < b:
+            result = True
+    elif operation == '>=':
+        if a >= b:
+            result = True
+    elif operation == '<=':
+        if a <= b:
+            result = True
+    elif operation == '!=':
+        if a != b:
+            result = True
+    elif operation == '==':
+        if a == b:
+            result = True
+
+    return result
+
+
+def solve(filename):
+    with open(filename, "r") as fp:
+        for line in fp:
+            values = line.split()
+            if compare(values[5], values[4], values[6]):
+                if values[1] == 'inc':
+                    registers[values[0]] = get_value(values[0]) + int(values[2])
+                elif values[1] == 'dec':
+                    registers[values[0]] = get_value(values[0]) - int(values[2])
+
+    biggest = 0    
+    for i in registers:
+        print(i, registers[i])
+        if int(registers[i]) > biggest:
+            biggest = int(registers[i])
+
+    return biggest
+
+
+
+for puzzle in inputs:
+    print(puzzle, solve(puzzle))
+    registers.clear()

8/8p2.py

@@ -0,0 +1,61 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+
+inputs = ["example.txt", "input.txt"]
+registers = {}
+
+def get_value(register):
+    if register not in registers:
+        registers[register] = 0
+    return int(registers[register])
+
+def compare(operation, register, b):
+    result = False
+
+    a = get_value(register)
+    b = int(b)
+
+    if operation == '>':
+        if a > b:
+            result = True
+    elif operation == '<':
+        if a < b:
+            result = True
+    elif operation == '>=':
+        if a >= b:
+            result = True
+    elif operation == '<=':
+        if a <= b:
+            result = True
+    elif operation == '!=':
+        if a != b:
+            result = True
+    elif operation == '==':
+        if a == b:
+            result = True
+
+    return result
+
+
+def solve(filename):
+    big = 0
+    with open(filename, "r") as fp:
+        for line in fp:
+            values = line.split()
+            if compare(values[5], values[4], values[6]):
+                if values[1] == 'inc':
+                    registers[values[0]] = get_value(values[0]) + int(values[2])
+                    if registers[values[0]] > big:
+                        big = registers[values[0]]
+                elif values[1] == 'dec':
+                    registers[values[0]] = get_value(values[0]) - int(values[2])
+                    if registers[values[0]] > big:
+                        big = registers[values[0]]
+
+    return big
+
+
+for puzzle in inputs:
+    print(puzzle, solve(puzzle))
+    registers.clear()

8/example.txt

@@ -0,0 +1,4 @@
+b inc 5 if a > 1
+a inc 1 if b < 5
+c dec -10 if a >= 1
+c inc -20 if c == 10