根据报道，淮安一位卡车驾驶员发现邮箱显示已经加到430，开始产生怀疑。根据小票显示汽油单价是一升6.82元，总共加油430升应付金额为2932.6元，但当事人则指出自己的邮箱标准只有400升，平时只可以加380升左右，这次
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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