Update ex6_12.cpp

lawy623 · Jun 22, 2015 · 98ed994 · 98ed994
1 parent a1b2dcf
commit 98ed994
Showing 1 changed file with 1 addition and 6 deletions.
diff --git a/ch06/ex6_12.cpp b/ch06/ex6_12.cpp
@@ -6,8 +6,6 @@
 //! version do you think would be easier to use and why?
 //  The version using reference is easier.
 //!
-
-
 #include <iostream>
 #include <string>
 
@@ -21,14 +19,11 @@ void swap(int& lhs, int& rhs)
 
 int main()
 {
-    int left, right;
-    std::cout << "Please Enter:\n";
-    while (std::cin >> left >> right)
+    for (int left, right; std::cout << "Please Enter:\n", std::cin >> left >> right; )
     {
         swap(left, right);
         std::cout << left << " " << right << std::endl;
     }
 
     return 0;
 }
-