1480: 算法提高 素数求和
Memory Limit:256 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:1
Solved:1
Description
输入一个自然数n,求小于等于n的素数之和
Input
输入描述:
测试样例保证 2 <= n <= 2,000,000
测试样例保证 2 <= n <= 2,000,000
Sample Input Copy
2
Sample Output Copy
2