Algorithm Interview Questions Miscs


http://www.mitbbs.com/article_t/JobHunting/32672765.html
1. 求一个字符串，只包含0-9的digit， 并且所有的四位数字的组合都是这个字符串的
sub-string.

2. 一个m*n float矩阵A，在每个格子可以向上下左右四个方向移动。 求左上角到右下
角的一条路径，使得路径上所有数字的乘积最大（路径上不能有重复的格子）。

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