void main() {
    int age = Integer.parseInt(IO.readln("How old are you? ").strip());
    IO.println("Next year you will be " + (age + 1));
}

// From Groundwork, chapter 2 (ch02-variables-and-types), box 10.
// This example is from Groundwork, licensed CC BY-NC-SA 4.0.
// Run with: java ch02_10.java