Day 1

Day1/part2.cpp

@@ -0,0 +1,26 @@
+#include <iostream>
+#include <string>
+#include <vector>
+#include <algorithm>
+
+int main(int argc, char* argv[])
+{
+    std::string line;
+    int total = 0;
+    std::vector<int> sums;
+    while(std::getline(std::cin, line))
+    {
+        if (0 == line.size())
+        {
+            sums.push_back(total);
+            total = 0;   
+        }
+        else
+        {
+            total += stoi(line);
+        }
+    }
+
+    std::sort(sums.begin(), sums.end(), std::greater<>());
+    std::cout << sums[0] + sums[1] + sums[2] << std::endl;
+}