#include <stdio.h>
#include <string.h>

void accounts(void){
  FILE *fp;
  fp = fopen()
  int selection;
  while(selection!=3){
    printf("0)Check accounts\n1)Add an account\n2)Remove an account\n3)Quit\n");
    scanf("%d",&selection);
    if(selection=){
      check();
    }
    else if(selection=){
      add();
    }
    else if(selection=){
      remove();
    }
  }
}
int main(void){
  char user[]="test",pass[]="123";  //user log in info
  char user_input[20],pass_input[20];
  int count = 3; //count for number of tries

  while(count!=0){
    printf("You have %d attempts left\n",count);
    printf("Username: ");  //user input of user/Password
    gets(user_input);
    printf("Password: ");
    gets(pass_input);

  int user_comp,pass_comp;  //variables for comparing strs
  user_comp = strcmp(user_input,user);
  pass_comp = strcmp(pass_input,pass);

  if(user_comp==0&&pass_comp==0){
    printf("Login successful\n");
    accounts();
  }
  else{
    printf("Invalid login\n");
    count--;
  }
}
  return 0;
}