day 11, hmm i think i understand the math... maybe

day11-1.py

@@ -0,0 +1,79 @@
+import math
+
+class Monkey:
+    def __init__(self, items, inspect, divider, _true, _false):
+        self.inspected = 0
+        self.items = []
+        for x in items:
+            self.items.append(int(x))
+        self.divider = int(divider)
+        self._true = int(_true)
+        self._false = int(_false)
+        if '+' in inspect:
+            self.inspect_kind = 1
+            tempa, tempb = inspect.split('+ ')
+            self.inspect_amount = int(tempb)
+        elif inspect.endswith('old'):
+            self.inspect_kind = 3
+        else:
+            self.inspect_kind = 2
+            tempa, tempb = inspect.split('* ')
+            self.inspect_amount = int(tempb)
+
+    def inspect(self):
+        if self.items == []:
+            return
+        for x in range(len(self.items)):
+            self.inspected += 1
+            if self.inspect_kind == 1:
+                self.items[x] += self.inspect_amount
+            if self.inspect_kind == 2:
+                self.items[x] = self.items[x] * self.inspect_amount
+            if self.inspect_kind == 3:
+                self.items[x] = self.items[x] * self.items[x]
+            self.items[x] = int(math.floor(self.items[x]/3))
+            if self.items[x] % self.divider == 0:
+                monkeys[self._true].addItem(self.items[x])
+            else:
+                monkeys[self._false].addItem(self.items[x])
+        self.items = []
+
+    def addItem(self, item):
+        self.items.append(item)
+
+    def retInspect(self):
+        return self.inspected
+
+
+with open('input11.txt','r') as f:
+    inp = f.read().splitlines(keepends=False)
+
+monkeys = []
+tempMain = []
+monkeyBuisness = []
+
+for i in range(len(inp)):
+    tempMain.append(inp[i])
+    if inp[i] == '' or i == (len(inp) - 1):
+        print(tempMain[1])
+        tempa, tempb = tempMain[1].split(': ')
+        items = tempb.split(', ')
+        tempa, divider = tempMain[3].split('by ')
+        tempa, inspect = tempMain[2].split('= ')
+        tempa, _true = tempMain[4].split('monkey ')
+        tempa, _false = tempMain[5].split('monkey ')
+        newMonkey = Monkey(items, inspect, divider, _true, _false)
+        monkeys.append(newMonkey)
+        tempMain = []
+        print('end')
+    
+for _ in range(20):
+    for i in monkeys:
+        i.inspect()
+
+for i in monkeys:
+    monkeyBuisness.append(i.retInspect())
+
+monkeyBuisness.sort()
+
+print(monkeyBuisness[-1]*monkeyBuisness[-2])

day11-2.py

@@ -0,0 +1,85 @@
+import math
+
+class Monkey:
+    def __init__(self, items, inspect, divider, _true, _false):
+        self.inspected = 0
+        self.items = []
+        for x in items:
+            self.items.append(int(x))
+        self.divider = int(divider)
+        self._true = int(_true)
+        self._false = int(_false)
+        if '+' in inspect:
+            self.inspect_kind = 1
+            tempa, tempb = inspect.split('+ ')
+            self.inspect_amount = int(tempb)
+        elif inspect.endswith('old'):
+            self.inspect_kind = 3
+        else:
+            self.inspect_kind = 2
+            tempa, tempb = inspect.split('* ')
+            self.inspect_amount = int(tempb)
+
+    def inspect(self):
+        if self.items == []:
+            return
+        for x in range(len(self.items)):
+            self.inspected += 1
+            if self.inspect_kind == 1:
+                self.items[x] += self.inspect_amount
+            if self.inspect_kind == 2:
+                self.items[x] = self.items[x] * self.inspect_amount
+            if self.inspect_kind == 3:
+                self.items[x] = self.items[x] * self.items[x]
+            self.items[x] %= modulo
+            if self.items[x] % self.divider == 0:
+                monkeys[self._true].addItem(self.items[x])
+            else:
+                monkeys[self._false].addItem(self.items[x])
+        self.items = []
+
+    def addItem(self, item):
+        self.items.append(item)
+
+    def retInspect(self):
+        return self.inspected
+
+
+
+with open('input11.txt','r') as f:
+    inp = f.read().splitlines(keepends=False)
+
+monkeys = []
+tempMain = []
+monkeyBuisness = []
+dividers = []
+modulo = 1
+
+for i in range(len(inp)):
+    tempMain.append(inp[i])
+    if inp[i] == '' or i == (len(inp) - 1):
+        tempa, tempb = tempMain[1].split(': ')
+        items = tempb.split(', ')
+        tempa, divider = tempMain[3].split('by ')
+        dividers.append(int(divider))
+        tempa, inspect = tempMain[2].split('= ')
+        tempa, _true = tempMain[4].split('monkey ')
+        tempa, _false = tempMain[5].split('monkey ')
+        newMonkey = Monkey(items, inspect, divider, _true, _false)
+        monkeys.append(newMonkey)
+        tempMain = []
+
+
+for i in dividers:
+    modulo = modulo * i
+    
+for _ in range(10000):
+    for i in monkeys:
+        i.inspect()
+
+for i in monkeys:
+    monkeyBuisness.append(i.retInspect())
+
+monkeyBuisness.sort()
+
+print(monkeyBuisness[-1]*monkeyBuisness[-2])

in.txt

@@ -1,146 +1,27 @@
-addx 15
+Monkey 0:
-addx -11
+  Starting items: 79, 98
-addx 6
+  Operation: new = old * 19
-addx -3
+  Test: divisible by 23
-addx 5
+    If true: throw to monkey 2
-addx -1
+    If false: throw to monkey 3
-addx -8
+
-addx 13
+Monkey 1:
-addx 4
+  Starting items: 54, 65, 75, 74
-noop
+  Operation: new = old + 6
-addx -1
+  Test: divisible by 19
-addx 5
+    If true: throw to monkey 2
-addx -1
+    If false: throw to monkey 0
-addx 5
+
-addx -1
+Monkey 2:
-addx 5
+  Starting items: 79, 60, 97
-addx -1
+  Operation: new = old * old
-addx 5
+  Test: divisible by 13
-addx -1
+    If true: throw to monkey 1
-addx -35
+    If false: throw to monkey 3
-addx 1
+
-addx 24
+Monkey 3:
-addx -19
+  Starting items: 74
-addx 1
+  Operation: new = old + 3
-addx 16
+  Test: divisible by 17
-addx -11
+    If true: throw to monkey 0
-noop
+    If false: throw to monkey 1
-noop
-addx 21
-addx -15
-noop
-noop
-addx -3
-addx 9
-addx 1
-addx -3
-addx 8
-addx 1
-addx 5
-noop
-noop
-noop
-noop
-noop
-addx -36
-noop
-addx 1
-addx 7
-noop
-noop
-noop
-addx 2
-addx 6
-noop
-noop
-noop
-noop
-noop
-addx 1
-noop
-noop
-addx 7
-addx 1
-noop
-addx -13
-addx 13
-addx 7
-noop
-addx 1
-addx -33
-noop
-noop
-noop
-addx 2
-noop
-noop
-noop
-addx 8
-noop
-addx -1
-addx 2
-addx 1
-noop
-addx 17
-addx -9
-addx 1
-addx 1
-addx -3
-addx 11
-noop
-noop
-addx 1
-noop
-addx 1
-noop
-noop
-addx -13
-addx -19
-addx 1
-addx 3
-addx 26
-addx -30
-addx 12
-addx -1
-addx 3
-addx 1
-noop
-noop
-noop
-addx -9
-addx 18
-addx 1
-addx 2
-noop
-noop
-addx 9
-noop
-noop
-noop
-addx -1
-addx 2
-addx -37
-addx 1
-addx 3
-noop
-addx 15
-addx -21
-addx 22
-addx -6
-addx 1
-noop
-addx 2
-addx 1
-noop
-addx -10
-noop
-noop
-addx 20
-addx 1
-addx 2
-addx 2
-addx -6
-addx -11
-noop
-noop
-noop

input11.txt

@@ -0,0 +1,55 @@
+Monkey 0:
+  Starting items: 59, 65, 86, 56, 74, 57, 56
+  Operation: new = old * 17
+  Test: divisible by 3
+    If true: throw to monkey 3
+    If false: throw to monkey 6
+
+Monkey 1:
+  Starting items: 63, 83, 50, 63, 56
+  Operation: new = old + 2
+  Test: divisible by 13
+    If true: throw to monkey 3
+    If false: throw to monkey 0
+
+Monkey 2:
+  Starting items: 93, 79, 74, 55
+  Operation: new = old + 1
+  Test: divisible by 2
+    If true: throw to monkey 0
+    If false: throw to monkey 1
+
+Monkey 3:
+  Starting items: 86, 61, 67, 88, 94, 69, 56, 91
+  Operation: new = old + 7
+  Test: divisible by 11
+    If true: throw to monkey 6
+    If false: throw to monkey 7
+
+Monkey 4:
+  Starting items: 76, 50, 51
+  Operation: new = old * old
+  Test: divisible by 19
+    If true: throw to monkey 2
+    If false: throw to monkey 5
+
+Monkey 5:
+  Starting items: 77, 76
+  Operation: new = old + 8
+  Test: divisible by 17
+    If true: throw to monkey 2
+    If false: throw to monkey 1
+
+Monkey 6:
+  Starting items: 74
+  Operation: new = old * 2
+  Test: divisible by 5
+    If true: throw to monkey 4
+    If false: throw to monkey 7
+
+Monkey 7:
+  Starting items: 86, 85, 52, 86, 91, 95
+  Operation: new = old + 6
+  Test: divisible by 7
+    If true: throw to monkey 4
+    If false: throw to monkey 5