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#include<iostream.h>

#include<conio.h>


#include<fstream.h>

#include<stdlib.h>

#include<string.h>


void main(int argc,char *a[])

{

                char ch[4];

                ofstream fp,fo;int i,j,k,no,flag;

                fp.open("prime.txt",ios::out|ios::app);

                fo.open("other.txt",ios::out|ios::app);

                for(i=1;i
                {

                                strcpy(ch,a[i]);      
           
                                no=atoi(a[i]);

               
                                flag=0;

                                for(j=2;j<=no/2;j++)

                                {

                                                if(no%j==0)

                                                {              flag=1;

                                                                break;

                                                }

                                }

                               
                                if(flag==0)

                                {              for(k=0;ch[k]!='\0';k++)

                                                fp.put(ch[k]);

                                                fp.put(' ');

                                }

                                               
                                else

                                {              for(k=0;ch[k]!='\0';k++)

                                                fo.put(ch[k]);

                                                fo.put(' ');


                                }

                                                 
                               
                }

                fp.close();

                fo.close();

                getch();

}

26)Write a C++ program which will accept ‘n’ integers from user through command line argument. Store Prime numbers in file “Prime.txt” and remaining numbers in “Others.txt”.

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