Added: C++ projects

CPlusPlus/Intro/main.cpp

@@ -0,0 +1,48 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+    // console output
+    std::cout << "Hello, World!" << std::endl;
+    std::cout << 1234 << std::endl;
+    std::cout << "Another test!\n";
+
+    cout << "It is also working without std::" << endl;
+
+    int number = 10;
+    cout << "number: " << number << endl;
+
+    // cout << L"This is a wide character string, but it is not supported by cout." << endl;
+
+    // console input
+    cin >> number;
+    cout << "number: " << number << endl;
+
+    char c;
+    cin >> c;
+    cout << "c: " << c << endl;
+
+    cin >> c >> number;
+    cout << "c: " << c << endl;
+    cout << "number: " << number << endl;
+
+    // boolean
+    bool b = 1; // 0 -> false, anything else -> true
+    cout << "b: " << b << endl;
+
+    if (number != 0)
+    {
+        // true
+    }
+    else
+    {
+        // false
+    }
+
+    // zero-terminated string
+    const char str[] = "Hello";
+
+    return 0;
+}