Issue #18 Is Character a Vowel Program

VowelChecker.cpp

@@ -0,0 +1,42 @@
+/* 
+Is Character a Vowel Program #18
+
+Write a value-returning function, isVowel, that returns the value true if a
+given character is a vowel and otherwise returns false.
+
+You may name the program as you please, for example, "VowelChecker.cpp"
+
+Please make sure the program compiles and runs as it should!
+*/
+
+#include <iostream>
+using namespace std;
+
+bool isVowel(char c);
+
+int main(){
+    char ch, up;
+    bool vowel;
+
+    cout << "Please enter a character: ";
+    cin >> ch;
+
+    //checks if character is alphabetic, then converts it to uppercase and calls isVowel function
+    if(isalpha(ch)){
+        up = toupper(ch);
+        vowel = isVowel(up);
+    }
+
+    cout << (vowel? "true": "false");
+
+
+    return 0;
+}
+
+//takes user-input character and checks if it is in list of vowels
+bool isVowel(char c){
+    if(c=='A'||c=='E'||c=='I'||c=='O'||c=='U'){
+        return true;
+    }
+ return false;
+}