/in/foo.cc: In function 'int main()':
/in/foo.cc:25:6: error: 'k' was not declared in this scope
  for(k=0;k<n;k++)
      ^
/in/foo.cc:30:18: error: 'rec' cannot be used as a function
   if(strcmp(rec(0).name,names[i])==0)
                  ^
/in/foo.cc:42:19: error: 'name' was not declared in this scope
   cout<<i+1<<" "<<name[i];
                   ^~~~
/in/foo.cc:15:10: warning: unused variable 'j' [-Wunused-variable]
  int n,i,j,flag,index;
          ^
/in/foo.cc:16:19: warning: unused variable 't' [-Wunused-variable]
  struct SR rec[N],t;
                   ^