What is the exact output of the following program segment?

Please enter just the output as it will appear; do not enter any other words in your answer or any spaces before or after your answer. No part marks.

string result = ""; int counter = 7; while (counter <= 18) { switch (counter % 10) { case 0: result += "a"; break; case 1: result += "m"; break; case 2: case 8: result += "b"; break; case 4: result += "2"; break; case 5: result += "h"; break; case 6: result += "w"; break; case 7: result += "3"; default: result += "*"; } counter += 2; } cout << result;