TA Struct

#include <iostream>

using namespace std;

struct siswa{
    string nama;
    string npm;
    int tugas, quis, uts, uas;
    float nilai_akhir;
} nilai[10];

int main(){
    int data;
     cout << "--------------------------------------------------" << endl;
     cout << "Program Structure Menghitung Nilai Akhir Mahasiswa" << endl;
     cout << "--------------------------------------------------" << endl;
     cout << "Masukan Data Mahasiswa : "; cin >> data;
     cout << endl;
     if(data > 0){
        int n=0;
        while(n < data){
            cout << "Masukan Nama Mahasiswa : "; cin >> nilai[n].nama;
            cout << "Masukan NPM Mahasiswa  : "; cin >> nilai[n].npm;
            cout << "Masukan Nilai Tugas    : "; cin >> nilai[n].tugas;
            cout << "Masukan Nilai Quis : "; cin >> nilai[n].quis;
            cout << "Masukan Nilai UTS  : "; cin >> nilai[n].uts;
            cout << "Masukan Nilai UAS  : "; cin >> nilai[n].uas;
            nilai[n].nilai_akhir = (nilai[n].tugas + nilai[n].quis + nilai[n].uts + nilai[n].uas)/4;
            cout << endl;
            n++;
        }
        cout << "-------------------------------------------------------------------"<<endl;
        cout << "Nama       NPM Tugas   Kuis    UTS UAS Nilai Akhir"<<endl;
        cout << "-------------------------------------------------------------------"<<endl;
        n = 0;
        string kelulusan;
        while(n < data){
            if(nilai[n].nilai_akhir > 75){
                kelulusan = "LULUS";
            }else{
                kelulusan = "TIDAK LULUS";
            }
            cout << nilai[n].nama << "      " << nilai[n].npm << "  " << nilai[n].tugas << "    " << nilai[n].quis << " " << nilai[n].uts << \
            "   " << nilai[n].uas << "  " << nilai[n].nilai_akhir << " " << kelulusan << endl;
            n++;
        }
     }
}