gistfile1.txt

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define N 100

struct Names

{
    char name[20];
    char surname[20];
    char number[20];
    char mobile[20];
}Names;

int main()
{
    struct Names ContactBook[N];
    int z;
    printf("choose one of these : \n 1.insert a new fucking contact : \n 2.exit\n ");
    scanf("%d",&z);
    while (z!=2)
        {

      int t;
      printf("insert a name :");
      scanf("%s",&ContactBook[t].name);
      printf("insert surname:");
      scanf("%s",&ContactBook[t].surname);
      printf("insert a number :");
      scanf("%s",&ContactBook[t].mobile);
      printf("insert mobile:");
      scanf("%s",&ContactBook[t]);
      t++;


    int w;
    char name[] = "dghj"; /*useless things just to define and make my for loop work.*/
    char surname[] = "dghj";/*useless things just to define and make my for loop work.*/
    for(w=0; w<t; ++w)
     {
     if (ContactBook[t].name==ContactBook[w].name&&ContactBook[t].surname==ContactBook[w].surname)
        {
         printf("whoo warning that contact already exist!!");
            t--;
        }

    }
printf("choose one of these : \n 1.insert a new fucking contact : \n 2.exit\n ");
scanf("%d",&z);

}




    return 0;
}