public class ForUmw{
  static void aufg1(){
    int n, s=0;
    for(n=1; n<=4; n++) System.out.print((s+=n)+" "); 
  }
   
  static void lsg1(){
    int n=1, s=0;
    while(n<=4){
      s=s+n;  
      System.out.print(s+" ");
      n=n+1;
    }
  }
   
  static void aufg2(){
    int n, s=1;
    for(n=2; n<=5; System.out.print((s*=n++)+" "));
  }
    
  static void lsg2(){
    int n=2, s=1;
    while(n<=5){
      s=s*n;    
      System.out.print(s+" ");
      n=n+1;
    }
  }
}