1. 分治
public void divideConquer(int problem, int param) {// recursion terminatorif (problem == null) {return;}// prepare datadata = prepareDate(problem);subProblems = splitProblem(problem, data);// conquer sub problemssubResult1 = divideConquer(subProblems[0], param);subResult2 = divideConquer(subProblems[1], param);subResult3 = divideConquer(subProblems[2], param);subResult4 = divideConquer(subProblems[3], param);// ...result = processResult(subResult1, subResult2, subResult3, subResult4);// revert thr current level states.}
1.1 pow(x,n) (50)
解法1: 循环
解法2: 分治
解法3: 牛顿迭代法
2. 回溯
2.1 子集(78)
- 解法1:
2.2 众数
2.3 电话号码的字母组合(17)
解法1: 递归
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