Initial commit

2015/puzzle-08-02.cc

@@ -0,0 +1,37 @@
+#include <cassert>
+#include <functional>
+#include <iostream>
+#include <map>
+#include <regex>
+#include <string>
+#include <variant>
+
+std::string escape(std::string const &s) {
+  std::string escaped;
+  escaped += '"';
+  for (auto c : s) {
+    if (c == '\\' || c == '"') {
+      escaped += '\\';
+    }
+    escaped += c;
+  }
+  escaped += '"';
+  return escaped;
+}
+
+int main(int argc, char **argv) {
+  unsigned len = 0;
+
+  // Parse the input
+  for (std::string line; std::getline(std::cin, line);) {
+    std::string escaped = escape(line);
+    len += escaped.length() - line.length();
+    std::cout << line << ": " << line.length() << " memory bytes, "
+              << escaped.length() << " escaped bytes, difference: "
+              << escaped.length() - line.length() << "\n";
+  }
+
+  std::cout << len << "\n";
+
+  return 0;
+}