def main():
    n = int(input())
    A = []
    while n >= 10:
        for i in range(10):
            A.append(str(i))
        n -= 10
    for i in range(n):
        A.append(str(i+1))
    return "".join(A[::-1])

for _ in range(int(input())):
    print(main())