initial commit

C++/lesson4/task1.cpp

@@ -0,0 +1,13 @@
+#include <iostream>
+
+void increment(int& num) {
+    num++;
+    std::cout << "Inside function: " << num << "\n";
+}
+
+int main() {
+    int x = 5;
+    increment(x);
+    std::cout << "Outside function: " << x << "\n";
+    return 0;
+}