SDUTOJ2176  递归函数 https://acm.sdut.edu.cn/onlinejudge2/index.php/Home/Index/problemdetail/pid/2176.html

    SDUTOJ1217  蟠桃记 https://acm.sdut.edu.cn/onlinejudge2/index.php/Home/Index/problemdetail/pid/1217.html
    
    SDUTOJ3470  数学黑洞  写代码
    https://acm.sdut.edu.cn/onlinejudge2/index.php/Home/Index/problemdetail/pid/3470.html

    dfs&&bfs

    数据结构实验之图论二:图的深度遍历
    https://acm.sdut.edu.cn/onlinejudge2/index.php/Home/Contest/contestproblem/cid/2873/pid/2107

    数据结构实验之图论四:迷宫探索
    https://acm.sdut.edu.cn/onlinejudge2/index.php/Home/Contest/contestproblem/cid/2873/pid/3361
    
    dfs&&bfs    

    螺旋方阵:https://acm.sdut.edu.cn/onlinejudge2/index.php/Home/Index/problemdetail/pid/1295.html
    SDUTOJ1295

    SDUTOJ4165
    全排列问题1:https://acm.sdut.edu.cn/onlinejudge2/index.php/Home/Index/problemdetail/pid/4165.html
    
    全排列 洛谷P1706 全排列问题
    https://www.luogu.org/problemnew/show/P1706