题解 | #判断一个数是不是质数#
判断一个数是不是质数
https://www.nowcoder.com/practice/b8bb5e7703da4a83ac7754c0f3d45a82
#include <iostream> using namespace std; int main() { // write your code here...... int n; cin >> n; for (int i = 2; i < n ; i++) { if (n % i == 0) { cout << "不是质数" << endl; return 0; } } cout << "是质数" << endl; return 0; }