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  1. class WinScore{
  2.     static final int totalScore=50;
  3.     static final int[] list={2,3,4,5,6,7,8};
  4.     public static int methodNum=0;
  5.  
  6.     static void visitTree( int achieved , int index){
  7.             if (achieved >= totalScore ){
  8.                     return;
  9.             }
  10.             for ( int i=index; i< list.length; i++ ){
  11.                     if ( achieved + list[i] == totalScore ) {
  12.                             methodNum++;
  13.                     }else if (  achieved + list[i] < totalScore ){
  14.                             visitTree( achieved + list[i], i );
  15.                     }
  16.             }
  17.     }
  18.     public static void main( String[] args ){
  19.             visitTree(0, 0);
  20.             System.out.println("number of methods are:" + methodNum );
  21.  
  22.     }
  23. }
Success #stdin #stdout 0.03s 245632KB
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Standard input is empty
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number of methods are:3095
https://ideone.com/dxLHRd
language:
Java (HotSpot 12)
created:
11 years ago
visibility:
public

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