shunfurh
编程介的小学生
2019-03-11 00:52

打印输出范围内素数的个数有多少,采用C编程语言方式的实现

  • Golang
  • r语言
  • erlang

Problem Description
Give you a lot of positive integers, just to find out how many prime numbers there are.

Input
There are a lot of cases. In each case, there is an integer N representing the number of integers to find. Each integer won’t exceed 32-bit signed integer, and each of them won’t be less than 2.

Output
For each case, print the number of prime numbers you have found out.

Sample Input
3
2 3 4

Sample Output
2

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