例句與造句

1. The RSA challenges ended in 2007.
2. The RSA challenge numbers become harder to factor the larger they are, but they are not always factored in increasing order.
3. If I had to guess, I think the RSA challenge numbers are sufficiently large that the benefit of distributed computing would not help much.
4. It's difficult to find rsa challenge in a sentence. 用rsa challenge造句挺難的