HDU 5015 233 Matrix【矩陣+構造】

參看資料： http://www.javashuo.com/article/p-aajxbyec-ez.html http://www.cnblogs.com/whatbeg/p/3971994.html 題目： In our daily life we often use 233 to express our feelings. Actually, we may say 2333, 23333,

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