Increment by one
Increasing or decreasing a value by one is so common in programming that Java provides special operators just for this purpose. These shortcuts make your code cleaner and more efficient. Let's practice counting up and down!
Este exercício faz parte do curso
Introduction to Java
Instruções do exercício
- Increase
ageby one using the increment operator. - Decrease
daysby one using the decrement operator.
Exercício interativo prático
Experimente este exercício completando este código de exemplo.
class AddOne {
public static void main(String[] args) {
int age = 30;
int days = 20;
System.out.println("I'm " + age + " today.");
// Increase the age by 1
____;
// Decrease the days by 1
____;
System.out.println("But I'll be " + age + " soon!");
System.out.println("Only " + days + " to go!");
}
}