c++ - how to search for a string between 4 strings -

i want write program gets 4 strings user , asks user type string see if string exist in 1 of 4 strings have been entered.could please correct mistakes.thank you.(i use dev c++)

#include<iostream> #include<conio.h> #include<stdlib.h> using namespace std; int main() {        int x,y,i;     string z[40],a;     (int i=0;i<4;i++)     {         cout<<"type 4 strings";         cin>>z[i];      }         cout<<"type string search ";         cin>>a;     (int i=0;i<4;i++)     {   if(strcmp(z[i],a)==0)         cout<<z[i];         else         cout<<"error";     }     getch ();        return 0;    } 

you can't mix c style string functions (strcmp) c++ std::string - works fine compare c++ std::string types regular if (str1 == str2) ..., there no need use strcmp here.