DELOITTE EXAM SOLUTIONS: post #16206 — TG.ME

import sys input = sys.stdin.readline def digit_sum(n: int) -> int: return sum(int(c) for c in str(n)) def solve(N: int, S: int) -> list: if S == 0: m = 0 else: num_digits = (S + 8) // 9 # ceil(S/9) first = S - 9 * (num_digits - 1) m = int(str(first) + '9' * (num_digits - 1)) if m <= N: return [1, m] else: return [0, -1] if name == "main": try: N = int(input()) S = int(input()) result = solve(N, S) print(" ".join(map(str, result))) except (EOFError, ValueError): pass

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