1 files changed, 51 insertions, 0 deletions
diff --git a/ee1301/wk3/hw3_directory/strap012_HW3C.cpp b/ee1301/wk3/hw3_directory/strap012_HW3C.cpp
new file mode 100644
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+++ b/ee1301/wk3/hw3_directory/strap012_HW3C.cpp
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+/*
+27 Feb 2019
+Matthew Strapp
+5449340
+EE1301
+Spring 2019
+Homework 3C
+Character Detection
+*/
+
+#include <iostream>
+#include <stdlib.h>
+#include <cmath>
+#include <iomanip>
+using namespace std;
+
+void swapCase(char s);
+
+int main() {
+    char character;
+    do { //This loops until '@' is entered
+        cout << "Please enter a character that is an ASCII letter in the range [A-Za-z]: ";
+        cin >> character;
+        if (character!='@') {
+          swapCase(character);
+        }
+    } while (character!='@');
+}
+
+// Function: swapCase
+//  ---------------------------
+// Swaps the case of a latin ASCII character and prints an error if not one
+// s: the character inputted
+// Outputs: Nothing, the function just outputs the response
+
+void swapCase(char s) {
+    char New;
+    cout << "You entered " << s;
+    if ( (s >= 'a' && s <= 'z') || (s >= 'A' && s <= 'Z') ) {
+        cout << ", I respond with ";
+        if (s >= 'A' && s <= 'Z') {
+          New = s + 32; //32 is the difference between capital and lowercase ASCII characters
+        } else {
+            New= s - 32;
+        }
+        cout << New;
+    } else {
+            cout << ", which is not a valid character.";
+        }
+    cout << endl;
+}
+\ No newline at end of file