hhu67 e1911b7fb6 add new file go/l19/l1.go for service post 2 hete
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output e1911b7fb6 add new file go/l19/l1.go for service post 2 hete
.gitignore e1911b7fb6 add new file go/l19/l1.go for service post 2 hete
l1.go e1911b7fb6 add new file go/l19/l1.go for service post 2 hete