31200091_ANDRE VINCENTIUS SANTOSA_3MSI1

#include <iostream>
#include <windows.h>
int *stack,top=-1,max;
using namespace std;
void pause()
{
    cout << "Tekan ENTER untuk melanjutkan...";
    cin.clear();
    cin.sync();
    cin.get();
}
void ClearScreen() //Fungsi diambil dari https://cplusplus.com/articles/4z18T05o/#Windows
{
    HANDLE                     hStdOut;
    CONSOLE_SCREEN_BUFFER_INFO csbi;
    DWORD                      count;
    DWORD                      cellCount;
    COORD                      homeCoords = { 0, 0 };

    hStdOut = GetStdHandle( STD_OUTPUT_HANDLE );
    if (hStdOut == INVALID_HANDLE_VALUE) return;

    /* Get the number of cells in the current buffer */
    if (!GetConsoleScreenBufferInfo( hStdOut, &csbi )) return;
    cellCount = csbi.dwSize.X *csbi.dwSize.Y;

    /* Fill the entire buffer with spaces */
    if (!FillConsoleOutputCharacter(
    hStdOut,
    (TCHAR) ' ',
    cellCount,
    homeCoords,
    &count
    )) return;

    /* Fill the entire buffer with the current colors and attributes */
    if (!FillConsoleOutputAttribute(
    hStdOut,
    csbi.wAttributes,
    cellCount,
    homeCoords,
    &count
    )) return;

    /* Move the cursor home */
    SetConsoleCursorPosition( hStdOut, homeCoords );
}
void push(){
    int data;
    for(;;){
        if(top>::max-1){
            cout<<"Stack sudah penuh.\n";
            break;
        } else{
            cout<<"Top: "<<top<<"\n";
            cout<<"Max: "<<::max<<"\n";
            cout<<"Masukkan nilai yang ingin di push: ";cin>>data;
            if(data==0){
                break;
            }else{
                top++;
                stack[top]=data;
                cout<<"Berhasil.\n";
            }
        }
    }
}
void pop (){
    if(top<=-1){
        cout<<"Stack kosong.\n";
    } else{
        cout<<"Data yang dikeluarkan adalah: "<<stack[top]<<"\n";
        top--;
    }
}
void isEmpty(){
    if (top==-1){
        cout<<"Stack kosong.\n";
    }else{
        cout<<"Stack tidak kosong\n";
    }
}
void clear(){
    top=-1;
    cout<<"Stack telah diclear.\n";
}
void topEl(){
    if(top==-1){
        cout<<"Stack kosong.";
    } else {
        cout<<"Data di stack teratas adalah: "<<stack[top]<<"\n";
    }
}
int main(){
    char pilihan;
    cout<<"Masukkan jumlah stack: ";cin>>::max;
    stack=new int[::max];
    while(pilihan != '0'){
        try{
            ClearScreen();
            cout<<"PROGRAM STACKS"<<"\n"
                <<"1. Tambah data"<<"\n"
                <<"2. Keluarkan data"<<"\n"
                <<"3. Tampilkan data paling atas"<<"\n"
                <<"4. Bersihkan stack"<<"\n"
                <<"5. Check apakah stack kosong"<<"\n"
                <<"6. Tampilkan isi stack"<<"\n"
                <<"0. Keluar"<<"\n";
            cout<<"Masukkan pilihan anda: ";cin>>pilihan;
            switch(pilihan){
                case '1':
                    push();
                    pause();
                break;
                case '2':
                    pop();
                    pause();
                break;
                case '3':
                    topEl();
                    pause();
                break;
                case '4':
                    clear();
                    pause();
                break;
                case '5':
                    isEmpty();
                    pause();
                break;
                case '6':
                    if(top==-1){
                        cout<<"Stack kosong.\n";
                    }else{
                        for(int x=top;x>-1;x--){
                            cout<<"Stack ke - "<<x<<": "<<stack[x]<<"\n";
                        }
                    }
                pause();
                break;
                case 0:
                break;
            }
        } catch(...){
            cout<<"Maaf, terjadi kesalahan. Silahkan coba kembali."<<"\n";
            pause();
        }
    }
    return 0;
}