package main

import . "fmt"

var dp [101][100*101/2+1]int
var ans [101]string

func init() {
	const c=1e5
	dp[0][0]=c
	for n:=0;n<100;n++ {
		for i,x:=range dp[n][:] {
			if x==0 {
				continue
			}
			dp[n+1][i]=x
			k:=i+n+1
			if k<len(dp[n+1]) {
				dp[n+1][k]=c+n+1
			}
		} 
	}
	s:=""
	for n:=1;n<=100;n++ {
		s+="0"
		ans[n]="-1"
		t:=(n+1)*n/2
		if t%2!=0 {
			continue
		}
		t/=2
		if dp[n][t]==0 {
			continue
		}
		b:=[]byte(s)
		x:=dp[n][t]
		for x>c {
			p:=x-c
			t-=p
			b[p-1]++
			x=dp[p][t]
		}
		ans[n]=string(b)
	}
}

func main() {
	var t int
	Scan(&t)
	for ;t>0;t-- {
		var n int
		Scan(&n)
		Println(ans[n])
	}
}