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  • OBCYSIO

    Orange Boy Can You Solve It Out? Ep.24

    思考题 for China Birthday! Military parade It's going to be the 70th birthday of China! Orange Boy is looking forward to it and to celebrate this, he became Red Boy! So he proposes the following problem for you: On Oct.1st. There is a military para……
    XGN 2019-09-27
  • OBCYSIO

    Orange Boy Can You Solve It Out? Ep. 23 / 神犇,解乎?

    思考题 in ancient Chinese Orange Boy Can You Solve It Out? / 神犇,解乎? 令和元年九月二十一日,余与神犇同饮,乐也。见月色空明,开而无雨,犇曰「如此宴酣之乐,何不以卵玩之以陶冶情操?」,杂然相许。 但见数卵,神犇摆之成堆。共N堆,i堆A_i卵耳。犇问之「……
    XGN 2019-09-21
  • 题&解

    NFLS 2019-9-19 Programming Training

    搬运NFLS训练 NFLS Programming Training 2019-9-19 For international readers, please scroll down. A - 求和(sum.cpp) Statement 求 f(n)=a^{n+k} 的第q项到p项的和。 Input n k q p Output 一个整数,取模10^9+7 Example In: 2 0 2 3 Out: 12 Constriants For 100……
    XGN 2019-09-20
  • OBCYSIO

    Orange Boy Can You Solve It Out? Ep.22

    思考题 in poems Uncomment In a, programmers' day, Comment, all the lines I may. N lines, there should be. Commented A_i as I've been. Select a region, Toggle its comment. Cost of all, is (R-L+1)*A+B for all. Or add a comment, just in one line. Move……
    XGN 2019-09-15
  • 新闻

    Hellholestudios网站域名更改通知

    因为hellholestudios.club即将过期,我们决定启用新的域名hellholestudios.top,所有hellholestudios网站域名均使用hellholestudios.top域名 Due to the domain "hellholestudios.club" is expiring, we decide to use the new domain "hellholestudios.top". All the……
    carott 2019-09-09