各种实用网址
LaTeX公式编辑器
https://www.codecogs.com/latex/eqneditor.php
http://latex.91maths.com/
图、坐标系绘制
https://csacademy.com/app/graph_editor/
函数绘制
http://zuotu.91maths.com/#W3sidHlwZSI6MCwiZXEiOiJ4XjIiLCJjb2xvciI6IiMwMDAwMDAifSx7InR5cGUiOjEwMDB9XQ--
https://www.desmos.com/calculator
数列查找(找规律神器)
http://oeis.org/
BZOJ题号查找器
https://ruanx.pw/bzojch/bzojno.html
OI Wiki
https://oi-wiki.org/
C++参考手册
https://zh.cppreference.com/w/cpp
各大国外OJ比赛查询:
https://kontests.net/
C++的一些优化
https://blog.csdn.net/qq_40155097/article/details/83083051
对线专用人肉搜索(误
https://bytew.net/OIer/
Euler Project:
http://pe-cn.github.io/problems/
https://projecteuler.net/progress
答案:https://projecteuler.weebly.com/
题解:https://www.tapatalk.com/groups/eulersolutionsfr/general-f3/index-s275.html
CF镜像:
https://codeforces.ml/
https://codeforc.es
SAM绘制:
https://yutong.site/sam/
Atcoder数据:(需珂学上网)
https://www.dropbox.com/sh/arnpe0ef5wds8cv/AAAk_SECQ2Nc6SVGii3rHX6Fa?dl=0
Atcoder难度查看:https://kenkoooo.com/atcoder#/table/
CF难度查看:https://cftracker.netlify.app/contests
c++转汇编:
https://gcc.godbolt.org/
香蕉空间(中文数学社区):
https://www.bananaspace.org/wiki/首页
nb的计算网站:
https://www.wolframalpha.com/
https://www.wolframalpha.com/input?i2d=true(积分)
https://www.wolframalpha.com/input?i=plot+sin+x+cos+y(二维函数,3D)
h5魔塔(?):
https://h5mota.com/