#include <stdio.h>
#include <string.h>
#include "conio.h"
#define fio "NhanVien.txt"
#define fbin "NhanVien.dat"
struct NV
{
    char MaNV[5];
    char HoTen[28];
    int Year;
    float Luong;
};
void Nhap1NV(NV &x){
    printf("Nhap ma nhan vien: ");
    scanf("%s", &x.MaNV);
    printf("Nhap ho va ten: ");
    fflush(stdin);
    gets(x.HoTen);
    printf("Nhap nam sinh: ");
    scanf("%d", &x.Year);
    printf("Nhap luong co ban: ");
    scanf("%f", &x.Luong);
}
void Xuat1NV(NV x){
    printf("\nMSNV: %s", x.MaNV);
    printf("\nHo va Ten: ");
    puts(x.HoTen);
    printf("Nam sinh: %d", x.Year);
    printf("\nLuong co ban: %.3f", x.Luong);
}
void DS(NV a[], int &n){
    int i=0;
    char c;
    do{
        printf("\nNhap sinh vien thu %d", n+1);
        Nhap1NV(a[i]);
        i++;
        printf("\nAn t de tiep tuc, phim bat ki de thoat.");
        c=getch();
    }while(c == 't');
    n=i;
    printf("\n%d", n);
}
void XuatDS(NV a[], int n){
    printf("\n\t ----------- * CHUONG TRINH QUAN LI NHAN VIEN * -----------");
    printf("\n\n\t\t\t DANH SACH LUONG NHAN VIEN \n ");
    printf("%-10s %-28s %-10s %-10s\n", "Ma", "HoTen", "Nam", "Luong");
    for(int i=0; i<n; i++)
        printf("%-10s %-28s %-10d %-10.2f\n", a[i].MaNV, a[i].HoTen, a[i].Year, a[i].Luong);
}
void Ghi(NV a[], int n){
    FILE *f = fopen(fio,"w");
    if(f==NULL) printf("Error load file");
    for(int i=0; i<n; i++)
        fprintf(f, "%-10s %-28s %-10d %-10.2f\n", a[i].MaNV, a[i].HoTen, a[i].Year, a[i].Luong);
    fclose(f);
}
void Doc(NV a[], int &n){
    FILE *f = fopen(fio,"r");
    if(f==NULL) printf("Error load file");
    for(int i=0; i<n; i++)
        fscanf(f, "%-10s %-28s %-10d %-10.2f\n", &a[i].MaNV, &a[i].HoTen, &a[i].Year, &a[i].Luong);
    fclose(f);
}
int main(){
    NV a[100], x;
    int n;
    // DS(a,n);
    // Ghi(a,n);
    Doc(a,n);
    XuatDS(a,n);

    // Nhap1NV(x);
    // Xuat1NV(x);
}