FoxMD
diff --git a/‎Other Algorithms/num_to_words.cpp
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+#include <iostream>
+#include <string>
+#include <vector>
+using namespace std;
+
+string digitName(int digit);
+string teenName(int number);
+string tensName(int number);
+string intName(int number);
+
+vector<string> ones{ "",     "one", "two",   "three", "four", "five", "six", "seven", "eight", "nine" };
+vector<string> teens{"ten",     "eleven",  "twelve",    "thirteen", "fourteen","fifteen", "sixteen", "seventeen", "eighteen", "nineteen"};
+vector<string> tens{ "",      "",      "twenty",  "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety" };
+
+string nameForNumber(long number)
+{
+  if (number < 10) {
+    return ones[number];
+  } else if (number < 20) {
+    return teens[number - 10];
+  } else if (number < 100) {
+    return tens[number / 10] + ((number % 10 != 0) ? " " + nameForNumber(number % 10) : "");
+  } else if (number < 1000) {
+    return nameForNumber(number / 100) + " hundred" + ((number % 100 != 0) ? " " + nameForNumber(number % 100) : "");
+  } else if (number < 1000000) {
+    return nameForNumber(number / 1000) + " thousand" + ((number % 1000 != 0) ? " " + nameForNumber(number % 1000) : "");
+  } else if (number < 1000000000) {
+    return nameForNumber(number / 1000000) + " million" + ((number % 1000000 != 0) ? " " + nameForNumber(number % 1000000) : "");
+  } else if (number < 1000000000000) {
+    return nameForNumber(number / 1000000000) + " billion" + ((number % 1000000000 != 0) ? " " + nameForNumber(number % 1000000000) : "");
+  } else
+    return "error";
+}
+
+
+int main()
+{
+    long input;
+    do {
+        cout << "Please enter a integer (Press a 0 to exit): ";
+        cin >> input;
+        if (input < 0) {
+            input *= -1;
+            cout << "\nnegative " << nameForNumber(input) << endl;
+        } else {
+            cout << "\n" << nameForNumber(input) << endl;
+        }
+    } while (input);
+    return 0;
+}