题目描述：
LeetCode 802. Find Eventual Safe States
In a directed graph, we start at some node and every turn, walk along a directed edge of the graph. If we reach a node that is terminal (that is, it has ...
归档 2018年3月18日
[LeetCode]Find Eventual Safe States
[LeetCode]Minimum Swaps To Make Sequences Increasing
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LeetCode.
题目描述：
LeetCode 801. Minimum Swaps To Make Sequences Increasing
We have two integer sequences A and B of the same non-zero length.
We are allowed to swap elements A[i] and B[i]. Note that both elements are in ...
[LeetCode]Similar RGB Color
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LeetCode.
题目描述：
LeetCode 800. Similar RGB Color
In the following, every capital letter represents some hexadecimal digit from 0 to f.
The red-green-blue color "#AABBCC" can be written as "#ABC" in shorthand. For example, "#15c" is shorthand for the ...