第二题,求用简单的C++语句啊,大一小白,这是作业表示不会,帮帮忙,
5条回答 默认 最新
- JXingye 2015-12-06 15:45关注
#include
#include
#include
using namespace std;bool isPrime(int num){
if ((num == 1) || (num == 2)) {
return true;
}for (int i = 2; i <= num / 2; i++){
if (num % i == 0)
return false;
}
return true;
}int main(){
int p1 = 2;
for (int p = 2; p <= 100; p++) {
if (isPrime(p)){
if (p - p1 == 2)
cout << "(" << p1 << ", " << p << ")" << endl;
p1 = p;
}
}
return 0;
}本回答被题主选为最佳回答 , 对您是否有帮助呢?解决 7无用 3