First Exercise

Projekt_1/Task_1/guess_a_number.cpp

@@ -0,0 +1,33 @@
+#include <cstdlib>
+#include <iostream>
+#include <string>
+#include "guess_a_number.h"
+
+// NOTE: You cannot change this file, and you don't need to understand its
+// content in order to solve your task. Feel free to look around, however,
+// in case you're interested.
+
+const std::string action = std::getenv("ACTION");
+
+// This function returns a randomly chosen integer from the interval [1, max].
+int randomly_choose_a_number(int max) {
+  return std::rand() % max + 1;
+}
+
+int choose_a_number(int max) {
+  if (action == "run") {
+    std::cout << "?\n";
+      // Just here to achieve the same output behaviour, in terms of newlines,
+      // when a user replaces 
+      //   std::cin >> number_to_guess;
+      // by
+      //   number_to_guess = choose_a_number(MAX);
+    
+    return randomly_choose_a_number(max);
+  } else {
+    int guess;
+    std::cin >> guess;
+
+    return guess;
+  }
+}