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回复：k<0 it is 0
jinjing
2010-01-11 17:06:15
( reads)
跟帖(2)
jinjing
2010-01-11 17:16:50
k less than 0, answer is 0.
戏雨飞鹰
2010-01-11 17:23:55
严格到底~~。wxc连大于小于号都filter掉，也too严格了：）
jinjing
2010-01-11 17:16:50k less than 0, answer is 0.