摘要：
In the present world you frequently meet a lot of call numbers and they are going to be longer and longer. You need to remember such a kind of numbers. One method to do it in an easy way is to assign letters to digits as shown in the following picture:1 ij 2 abc 3 def4 gh 5 kl 6 mn7 prs ... 阅读全文
摘要：
The problem is so easy, that the authors were lazy to write a statement for it!InputThe input stream contains aset ofinteger numbersAi(0≤Ai≤ 10^18). The numbers are separated byany number ofspaces and line breaks. Asize ofthe input stream does not exceed 256KB.OutputFor each numberAifrom the last on 阅读全文