Issue

Code backup

C++/_prova/004.cpp

@@ -0,0 +1,30 @@
+// C++ Swap Number
+#include <iostream>
+using namespace std;
+
+int main()
+{
+    int a = 5, b = 10, c = 5, d = 10, temp;
+
+    cout << "Swap Numbers (Using Temporary Variable)" << "\nBefore swapping." << endl;
+    cout << "a = " << a << ", b = " << b << endl;
+
+    temp = a;
+    a = b;
+    b = temp;
+
+    cout << "\nAfter swapping." << endl;
+    cout << "a = " << a << ", b = " << b << endl;
+
+    cout << "\nSwap Numbers Without Using Temporary Variable" << "\nBefore swapping." << endl;
+    cout << "a = " << c << ", b = " << d << endl;
+
+    c = c + d;
+    d = c - d;
+    c = c - d;
+
+    cout << "\nAfter swapping." << endl;
+    cout << "a = " << c << ", b = " << d << endl;
+
+    return 0;
+}