def resolve():
    a, b, c = map(int, input().split())
    i = c // a
    j = (c + b) // a
    ans = set()
    if i > 0:
        ans.add(i)
    if j * a > b and j > 0:
        ans.add(j)
    if not ans:
        print(-1)
        return
    for i in sorted(ans):
        print(i)


if __name__ == "__main__":
    resolve()