Top Down Design

 #include<stdio.h> 
#include<conio.h>
int perfect(int num,int perfect1,int perfect2,int perfect3,int perfect4,int perfect5,int perfect6);
void main()
{
int num,prfct;
printf("enter a number: ");
scanf("%d",&num);
prfct=perfect(num);
printf("Perfect is: %d",num);
n1=perfect(perfect1);
n2=perfect(perfect2);
n3=perfect(perfect3);
n4=perfect(perfect4);
n5=perfect(perfect5);
n6=perfect(perfect6);
printf("The perfect numbers are: \n%d\n",n1);
printf("%d\n",n2);
printf("%d\n",n3);
printf("%d\n",n4);
printf("%d\n",n5);
printf("%d\n",n6);
getch();
}
int perfect(int num,int perfect1,int perfect2,int perfect3,int perfect4,int perfect5,int perfect6)
{
int prfctcnt=0;
if(num<=1000 && num<2)
{
num=num-1;
if(num%2==0)
prfctcnt++;
prfctcnt++;

 
for (int i = 1; i <= 1000; i++) {
	if (isperfedt(i)) {
		cout << "i " << is perfect << endl;
	}
}
 
...
 
bool isperfect(int i) {
 
	int x;
	x = 1;
	int perfection;
	perfection = 0;
	
	do {
		perfection += x;
		if (perfection == i) return true;
		++x;
	} while (perfection < i)
	return false
}