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--- cplusplus:selection_examples [2013/02/03 01:57] – created mithat
+++ cplusplus:selection_examples [2013/02/03 02:53] – mithat
@@ Line 3: / Line 3: @@
 ===== if =====
-<file c++ if_example.cpp>#include <iostream>
+<file c++ if_example.cpp>/* Using if statements */
+#include <iostream>
 using namespace std;
@@ Line 21: / Line 22: @@
 ===== if/else =====
+<file c++ if_else_example.cpp>/* Using if/else statements */
+#include <iostream>
+using namespace std;
-===== Nested if/else =====
+int main()
+{
+    int num1;
+    cout << "Enter an integer, and I will tell you ";
+    cout << "if the number is positive: ";
+    cin >> num1;  // read an integer
+    if (num1 > 0)
+        cout << num1 << " is positive. "<< endl;
+    else
+        cout << num1 << " is not positive. "<< endl;
+    return 0;
+}</file>
+===== nested if/else =====
+<file c++ nested_if_else_example.cpp>/* Using nested if/else statements */
+#include <iostream>
+using namespace std;
+int main()
+{
+    int grade;
+    cout << "Enter a numerical grade, and I will tell you" << endl;
+    cout << "how well the student performed: ";
+    cin >> grade;    // read an integer
+    cout << "The student received a letter grade of ";
+    if ( grade >= 90 )
+        cout << "A";
+    else if ( grade >= 80 )
+        cout << "B";
+    else if ( grade >= 70 )
+        cout << "C";
+    else if ( grade >= 60 )
+        cout << "D";
+    else
+        cout << "F";
+    cout << "." << endl;
+    return 0;
+}</file>