Question

Write program input a number and check prime or not also check perfect or not​

Answer 1

Answer:

int main(){

int a,i;

cin>>a>>endl;

for(i=2;i<a;i++)

{

if(a%i==0){

cout<<"not prime"<<endl;

break;

}

}

if(i==a){

cout<<"prime"<<endl;

}

Answer 2

This program will help you.

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