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 /**
* ÇóÊýÖµÔÚ 1 - 50 Ö®ÄÚµÄÈÎÒâ¸öÊýÖ®ºÍΪ100 ¡£
* ÊýÖµ£º1,2,3,4,5,6....48,49,50
* È¡ÆäÖеÄÈÎÒâ¸öÊý£¬µ«Õâ5¸öÊýÏà¼ÓÖ®ºÍÒªµÈÓÚ100£¬²¢½«ËùÓÐÕâÖÖ×éºÏÂÞÁÐ
* Àý£º 1+10+19+20+50=100
* 3+14+16+27+40=100
*/

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

/**
* @author Administrator
*
*/
public class NumberSum {
//private List<String> list = new ArrayList<String>();
/**
* ·µ»ØÔÚbegin,endÖ®¼äµÄcount¸öÊýµÄºÍΪsum
* @param begin
* @param end
* @param count
* @return
*/
public List sumList(int begin, int end, int count,int sum) {
if (count>=2) {
if (count == 2) {
List<String> listfirst = new ArrayList<String>();
for (int i=begin; i<=end; i++) {
if ((i < (sum-i)) && ((sum-i)<=end) && ((sum-i)>0)) {
String str = i + "," + (sum-i);
listfirst.add(str);
}

}
return listfirst;
} else {
count = count - 1;
List<String> listlast = new ArrayList<String>();
for (int j=end; j>=begin; j--) {
List<String> list = sumList(begin,end,count,sum-j);
List<String> sublist = new ArrayList<String>();
for (int k=0; k<list.size(); k++) {
String[] number = list.get(k).toString().split(",");
int max =0;
for (String num : number) {
if (max <= Integer.parseInt(num.trim())) {
max = Integer.parseInt(


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import java.util.Date;
import java.awt.*;
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