题解 | 小红的区间构造

def func():
    n, k, x = map(int, input().split())

    if k // x == n:
        print(f"1 {k}")
    elif (x + k - 1) // x == n:
        print(f"{x} {x+k-1}")
    else:
        print(-1)



if __name__ == "__main__":
    func()