sort - basic -weight.CPP

#include <stdio.h>
#include <math.h>
#include <conio.h>
#include <iostream.h>
#include <stdlib.h>
void main()
{
	 int nArray[50],wArray[50],nel,i,j,t;
	 clrscr();
	 printf("\nEnter the numberof elements in an array:");
	 scanf("%d",&nel);
	 printf("\n enter %d the enlemts",nel);
	 for (i=0;i<nel;i++)
	 {
		scanf("%d",&nArray[i]);
	 }
	 //calculate the weight
	 for (i=0;i<nel;i++)
	{
		wArray[i] = 0;
		if(percube(nArray[i]))
		{
		    wArray[i] = wArray[i]+5;
		}
		if(nArray[i]%4==0 && nArray[i]%6==0)
		{
		    wArray[i] = wArray[i]+4;
		}
		if(prime(nArray[i]))
		{
		    wArray[i]=wArray[i]+3;
		}
	}
	//sorting an Array
	for(i=0;i<nel;i++)
		 for(j=i+1;j<nel;j++)
		 {
			if(wArray[i]>wArray[j])
			{
				t= wArray[i];
				wArray[i] = wArray[j];
				wArray[j]=t;
			}

		  }
		  for (i=0;i<nel;i++)
			printf("<%d,%d>\n",nArray[i],wArray[i]);
			getch();

	}
	int prime(int num)
	{
	int flag=1,i;
	for(i=2;i<num/2;i++)
		if(num%i==0)
		{
			flag=0;
			break;
		}
		return flag;
	}
	int percube(int num)
	{
		int i,flag=0;
		for(i=0;i<=num/2;i++)
			if((i*i*i)==num)
			{
				flag=1;
				break;
			}
			return flag;
	 }