Java Program Of For Loop

class forLoopPrograms {
  
  public static void main(String[] args) {
    int counter;
    for (counter = 1; counter <= 6; counter++) {
      System.out.println(counter);
    }
  }
  
}

1
2
3
4
5
6

class sumOfNaturalNumbers {
  public static void main(String[] args) {
      
    int sum = 0;
    int n = 10;

    for (int i = 1; i <= n; ++i) {
      sum += i;
    }
       
    System.out.println("Sum : " + sum);
  }
}

Sum : 55

class sumOfNaturalNumbers {
  public static void main(String[] args) {
      
    int factorial = 1;
    int n = 5;

    for (int i = 0; i < n; ++i) {
      factorial = factorial + factorial*i;
    }
       
    System.out.println("factorial : " + factorial);
  }
}

factorial : 120