求算法：把一个数M分成N个整数．．．

for i=0 to 5
for j=0 to (5-i)
k=(5-i-j)
document.write i&vbcrlf&j&vbcrlf&k&"
"
next
next
输出：
0 0 5
0 1 4
0 2 3
0 3 2
0 4 1
0 5 0
1 0 4
1 1 3
1 2 2
1 3 1
1 4 0
2 0 3
2 1 2
2 2 1
2 3 0
3 0 2
3 1 1
3 2 0
4 0 1
4 1 0
5 0 0