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() {
int n, i;
cin >> n;
// write your code here......
if (n > 1) {
for (int i = 2; i <n; i++) {
if (n % i == 0) {
cout << "不是质数";
return 0;
}
}
}
cout << "是质数";
return 0;
}
