for loops

class Count {

  public static void main (String args[]) {
  
    int i;

    for (i = 0; i < 50; i=i+1) { 
      System.out.println(i);
    }
    
  }
  
}

Variable declaration inside for loop.

class Count {

  public static void main (String args[]) {

    for (int i = 0; i < 50; i = i+1) { 
      System.out.println(i);
    }
    
  }
  
}