Added 11 to repo, empty.

2022/11/Makefile

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+a.out: main.cpp
+	clang++ -std=c++2b -g -O0 main.cpp

2022/11/data.txt

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+Monkey 0:
+  Starting items: 93, 98
+  Operation: new = old * 17
+  Test: divisible by 19
+    If true: throw to monkey 5
+    If false: throw to monkey 3
+
+Monkey 1:
+  Starting items: 95, 72, 98, 82, 86
+  Operation: new = old + 5
+  Test: divisible by 13
+    If true: throw to monkey 7
+    If false: throw to monkey 6
+
+Monkey 2:
+  Starting items: 85, 62, 82, 86, 70, 65, 83, 76
+  Operation: new = old + 8
+  Test: divisible by 5
+    If true: throw to monkey 3
+    If false: throw to monkey 0
+
+Monkey 3:
+  Starting items: 86, 70, 71, 56
+  Operation: new = old + 1
+  Test: divisible by 7
+    If true: throw to monkey 4
+    If false: throw to monkey 5
+
+Monkey 4:
+  Starting items: 77, 71, 86, 52, 81, 67
+  Operation: new = old + 4
+  Test: divisible by 17
+    If true: throw to monkey 1
+    If false: throw to monkey 6
+
+Monkey 5:
+  Starting items: 89, 87, 60, 78, 54, 77, 98
+  Operation: new = old * 7
+  Test: divisible by 2
+    If true: throw to monkey 1
+    If false: throw to monkey 4
+
+Monkey 6:
+  Starting items: 69, 65, 63
+  Operation: new = old + 6
+  Test: divisible by 3
+    If true: throw to monkey 7
+    If false: throw to monkey 2
+
+Monkey 7:
+  Starting items: 89
+  Operation: new = old * old
+  Test: divisible by 11
+    If true: throw to monkey 0
+    If false: throw to monkey 2

2022/11/main.cpp

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+#include <fstream>
+#include <iostream>
+#include <set>
+#include <string>
+#include <vector>
+
+int main()
+{
+	std::ifstream ifs("data.txt");
+	if(!ifs.is_open())
+	{
+		std::cerr << "Missing data.txt." << std::endl;
+		return -1;
+	}
+
+	unsigned long total = 0;
+	unsigned long total_pt2 = 0;
+
+	for(std::string line; std::getline(ifs, line); )
+	{
+		if(line == "")
+			continue;
+	}
+
+	std::cout << "    Total: " <<     total << std::endl;
+	std::cout << "PT2 Total: " << total_pt2 << std::endl;
+
+	return 0;
+}