Basic CRUD Array C++

array_crud.cpp

#include <iostream>
using namespace std;

int main(){
	int jumlaharray = 6;
	int array[jumlaharray] = {5,2,1,6,8,2};
	int index, nilai;

	//menampilkan array
	for(int i=0;i<jumlaharray;i++){
		cout<<array[i]<<" ";
	}
	cout<<endl;

	//edit array
	cout<<"Edit Array "<<endl;
	cout<<"Index Ke Berapa : ";cin>>index;
	cout<<"Masukkan Nilainya : ";cin>>nilai;
	array[index] = nilai;
	//tampilkan
	for(int i=0;i<jumlaharray;i++){
		cout<<array[i]<<" ";
	}
	cout<<endl;

	//hapus array
	cout<<"Hapus Array"<<endl;
	cout<<"Index ke Berapa : ";cin>>index;
	for(int i=index;i<jumlaharray-1;i++){
		array[i] = array[i+1];
	}
	//tampilkan kembali
	for(int i=0;i<jumlaharray-1;i++){
		cout<<array[i]<<" ";
	}
	cout<<endl;

	//cari array
	for(int i=0;i<jumlaharray-1;i++){
		cout<<array[i]<<" ";
	}
	cout<<"\n Cari Angka Berapa : ";
	cin>>nilai;
	for(int i=0;i<jumlaharray-1;i++){
		if(array[i]==nilai){
			cout<<"Data Ditemukan di Index ke - "<<i;
			break;
		}
	}

}

array_nilai_mahasiswa.cpp

#include <iostream>
using namespace std;

int main(){
	int jml, i;
	char nama[100][100];
	float tugas[5],ujian[5],nilaiakhir[5];

	cout<<"Masukkan Jumlah Mahasiswa yang ingin diinputkan : ";
	cin>>jml;
	for(i=0;i<jml;i++){
		cout<<"Data Mahasiswa Ke - "<<i<<endl;
		cout<<"Masukkan Nama : ";cin>>nama[i];
		cout<<"Masukkan Nilai Tugas : ";cin>>tugas[i];
		cout<<"Masukkan Nilai Ujian : ";cin>>ujian[i];
		nilaiakhir[i] = (tugas[i] + ujian[i])/2;
	}
	for(i=0;i<jml;i++){
		cout<<"Nama : "<<nama[i]<<endl;
		cout<<"Nilai Tugas : "<<tugas[i]<<endl;
		cout<<"Nilai Ujian : "<<ujian[i]<<endl;
		cout<<"Nilai Akhir : "<<nilaiakhir[i]<<endl;
	}
}