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    WhenWhen thethe brokenbroken swordsword isis recast,recast, thethe KnightKnight returnsreturns

    E=mc2{\color{blue} E = mc^2}

    I{\color{RED} I} LIKE{\color{GREEN} LIKE} PROGRAMMING{\color{YELLOW} PROGRAMMING}

    II LikeLike ProgrammingProgramming
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系统测试
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LCA
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数学
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快速幂
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