#include <iostream>
using namespace std;
int main(){
int bil,b=0,hasil=0;
cout<<"Mengecek Bilangan Prima\n\n";
cout<<"Masukan Bilangan = ";
cin>>bil;
for (int a = 1;a <= bil;a++){
hasil = bil % a;
if (hasil == 0){
b++;
}
}
if (b==2){
cout<<endl<<bil<<" Adalah Bilangan Prima"<<endl<<endl;
}
else {
cout<<endl<<bil<<" Bukan Bilangan Prima"<<endl<<endl;
}
system("pause");
}
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Hasiil Program :
Semoga Bermanfaat :):):)