Test loop and input error checking 2.

Fix issue with error checking.

main.cpp

@@ -3,11 +3,19 @@
 using string = std::string;
 void ignoreTillLineEnd();
 string promptfs(string);
+int promptfi(string);
 
 int main()
 {
-    string name {promptfs("Enter your name:")};
-    std::cout << "Hello " << name << "\n";
+    int nameC {promptfi("Enter the number of names:")};
+    if (nameC < 1) {
+        std::cout << "No names to be entered!\n";
+        return 1;
+    }
+    string* names = new string[nameC];
+    for (int i = 0; i < nameC; i++) names[i] = promptfs("Enter your name:");
+    std::cout << "I have " << nameC << " to say hello to!\n";
+    for (int i = 0; i < nameC; i++) std::cout << "Hello " << names[i] << ".\n";
     return 0;
 }
 
@@ -21,13 +29,32 @@ string promptfs(string msg) {
     do {
         if (once) {
             std::cin.clear();
+            ignoreTillLineEnd();
             std::cout << "Input Failure!\n";
         }
         std::cout << msg << "\n";
         std::cin >> toret;
-        ignoreTillLineEnd();
         once = true;
     }
     while (std::cin.fail());
+    ignoreTillLineEnd();
+    return toret;
+}
+
+int promptfi(string msg) {
+    bool once {false};
+    int toret {};
+    do {
+        if (once) {
+            std::cin.clear();
+            ignoreTillLineEnd();
+            std::cout << "Input Failure!\n";
+        }
+        std::cout << msg << "\n";
+        std::cin >> toret;
+        once = true;
+    }
+    while (std::cin.fail());
+    ignoreTillLineEnd();
     return toret;
 }