package main import ( "fmt" "io" ) func main() { var randNum int for { _,err := fmt.Scan(&randNum) if err == io.EOF { break } var numSlice []int for i:=0;i<randNum;i++ { var num int fmt.Scan(&num) numSlice = append(numSlice,num) } for j := len(numSlice) - 1; j > 0; j-- { for i := 0; i < j; i++ { if numSlice[i] > numSlice[i+1] { var temp int temp = numSlice[i] numSlice[i] = numSlice[i+1] numSlice[i+1] = temp } } } for i:=0;i < len(numSlice);i++ { if i == 0 || numSlice[i] != numSlice[i-1] { fmt.Println(numSlice[i]) } } } }