Decoding Morse Sequences spoj (it's a nice problem)

#	User	Rating
1	tourist	3985
2	jiangly	3814
3	jqdai0815	3682
4	Benq	3529
5	orzdevinwang	3526
6	ksun48	3517
7	Radewoosh	3410
8	hos.lyric	3399
9	ecnerwala	3392
9	Um_nik	3392

#	User	Contrib.
1	cry	170
2	Um_nik	162
3	atcoder_official	161
4	maomao90	160
5	djm03178	158
5	-is-this-fft-	158
7	Dominater069	155
8	adamant	154
9	luogu_official	153
10	awoo	152

I was trying to solve this problem using trie i even implemented it and tested for some cases but when submitted got wrong answer.Can anybody find bug in my code or tell me another way to do it. Thanks problem link :here c++ code : here

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