Contoh soal : Membuat data mahasiswa c++

#include <conio.h>
#include <iostream.h>
#include <stdio.h>

//membuat struct mahasiswa
struct mahasiswa{
char nim[9];
char nama[30];
char kelas[4];
float nilai;
};

mahasiswa mhs[100];
int jmlMhs=1;

//Menu Utama
void menuUtama(){
clrscr();
cout<<“——————\n”;
cout<<” MENU UTAMA \n”;
cout<<“——————\n\n”;
cout<<” [1] Input Data Mahasiswa\n”;
cout<<” [2] Tampilkan Data Mahasiswa\n”;
cout<<” [3] Keluar\n\n”;
cout<<“——————\n”;
cout<<“Pilihan : “;
}

//input data mahasiswa
void inputData(){
char pil;
clrscr();
cout<<“——————————-\n”;
cout<<” Input Data Mahasiswa ke [“<<jmlMhs<<“] \n”;
cout<<“——————————-\n\n”;
cout<<” -> NIM : “;
gets(mhs[jmlMhs].nim);
cout<<” -> Nama : “;
gets(mhs[jmlMhs].nama);
cout<<” -> Kelas : “;
gets(mhs[jmlMhs].kelas);
cout<<” -> Nilai : “;
cin>>mhs[jmlMhs].nilai;
cout<<endl<<endl;
jmlMhs++;
cout<<“Input data lagi (Y/N)? :”;
cin>>pil;
if (pil==’Y’ || pil==’y’)
inputData();
else
menuUtama();
}

void tampilData(){
clrscr();
cout<<“——————————-\n”;
cout<<” Tampil Data Mahasiswa \n”;
cout<<“——————————-\n\n”;
cout<<“———————————————————\n”;
gotoxy(1,6);
cout<<“| NIM “;
gotoxy(15,6);
cout<<“| Nama “;
gotoxy(40,6);
cout<<“| Kelas “;
gotoxy(49,6);
cout<<“| Nilai “;
gotoxy(57,6);
cout<<“|”;
cout<<endl;
cout<<“—————————–”
<<“—————————-\n”;
for (int i=1; i<jmlMhs; i++){
gotoxy(1,i+7);
cout<<“| “<<mhs[i].nim;
gotoxy(15,i+7);
cout<<“| “<<mhs[i].nama;
gotoxy(40,i+7);
cout<<“| “<<mhs[i].kelas;
gotoxy(49,i+7);
cout<<“| “<<mhs[i].nilai;
gotoxy(57,i+7);
cout<<“|”;
cout<<endl;
}
cout<<“——————————”
<<“—————————\n\n”;
cout<<“Tekan sembarang tombol untuk ”
<<“kembali ke menu utama…”;
getch();
}

void main(){
int pil;
do {
menuUtama();
cin>>pil;
switch (pil){
case 1 :
inputData();
break;
case 2 :
tampilData();
break;
case 3 :
break;
}
}while(pil!=3);
}