感覺動(dòng)態(tài)規(guī)劃中最難的部分是在尋找 從狀態(tài)j到狀態(tài)i的遞歸式，就像證明歸納法一樣，你得找出具體的式子來(lái)。
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1. Longest Increasing Subsequence:
L[i] = max(1+L(j))(j<l && a[j]<a[i])
//if not exist any a[j]<a[i]
L[i] = 1;
getmaxvalueof array a[]
2. Maximum Sum Increasing Subsequence
almost same with above
3. Maximum continous sum
4. rod cutting