water's blog

By water, 7 years ago, In English,

I am a student in China. I used to practice in POJ,ZOJ,or HDUoj,but when I came across a problem I can't get much help especially when I can't understand the tuturial. But at codeforces I can have a heated discuss with others. I really get much help and I thanks all of you.

 
 
 
 
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