uva 10047, solve blank line issue
Merge branch 'master' of https://github.com/cbweixin/algorithm-practice
Merge branch 'master' of https://github.com/cbweixin/algorithm-practice
 uva 10129 test case
 uva 10129
Merge branch 'master' of https://github.com/cbweixin/algorithm-practice
 uva 10129