有的题目如果觉得数据有问题，就去这两个网站找到题目重新加交一下
https://loj.ac/p?page=63
http://ybt.ssoier.cn:8088/index.php

https://oi-wiki.org/math/number-theory/basic/
https://blog.csdn.net/jk_chen_acmer/article/details/81905314
https://blog.csdn.net/weixin_43093481/article/details/82255754

快速幂：
https://oi-wiki.org/math/binary-exponentiation/
https://blog.csdn.net/m0_52072919/article/details/116400820
https://oi-wiki.org/math/number-theory/inverse/

质数：
https://oi-wiki.org/math/number-theory/prime/
https://blog.csdn.net/Yuki_fx/article/details/115103663

同余：
https://oi-wiki.org/math/number-theory/linear-equation/

矩阵：
https://oi-wiki.org/math/linear-algebra/matrix/