Your task is to Calculate the sum of some integers.
Your task is to Calculate the sum of some integers.
Your task is to calculate the sum of some integers.
The first line integer means the number of input integer a and b. Your task is to Calculate a + b.
Your task is to Calculate a + b.
Your task is to Calculate a + b. Too easy?! Of course! I specially designed the problem for acm beginners. You must have found that some problems have the same titles with this one, yes, all these problems were designed for the same aim
<p>用筛法求N(<1000)之内的素数。</p>