qq_31759203的博客

def deleteDuplicates(self, head): """ 82.删除排序链表重复元素 dummy 0 -> 1 -> 1 -> 1 -> 2 -> 3 cur cur.next cur.next.next 判断cur.next节点是否为重复节点的条件 cur.next.val == cur....

def spiralOrder(self, matrix): """ 54.螺旋矩阵 top left记录矩阵左上角坐标 bottom right记录矩阵右下角坐标 没遍历完一层后 top left +1 bottom right -1 """ top, left = 0, 0 bottom, right = len(matrix) - 1,...