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  • submodular optimization

    https://www.zhihu.com/question/34720027

  • 无标题文章

    1.安逸多半是毒药 2.还是不要文饰懦弱和懒惰吧,怕是你会赔进去心安

  • Random

    I was always being a dull person. Think slow, act slow. To all the new p...