Merge pull request #141 from sunnyshahabuddin0/patch-3

Create multithreading.cpp

Author: sunnyshahabuddin

multithreading.cpp

@@ -0,0 +1,17 @@
+#include <iostream>
+#include <thread>
+
+void foo() {
+    for (int i = 0; i < 5; ++i) {
+        std::cout << "Thread 1: " << i << std::endl;
+    }
+}
+
+int main() {
+    std::thread t1(foo);
+    for (int i = 0; i < 5; ++i) {
+        std::cout << "Main Thread: " << i << std::endl;
+    }
+    t1.join();
+    return 0;
+}