贵阳修文县的一家明雅学校，有20多名九年级的学生，因违反学校规定将手机带到学校，而且在深夜一直都在玩手机，最后被老师发现。班主任和家长取得联系，决定将手机泡在水中去惩罚所有的学生。从视频中可以看到讲台上
I have a sample program, which needs to execute 3 methods in a particular order. And after executing each method, should do error handling. Now i did this in a normal fashion, w/o using delegates like
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