std::program

#include <algorithm>
#include <iostream>
#include <string.h>
#include <bits/stdc++.h>

using namespace std;

int main()
{
    int pil;
    char key [10];
    char s [10][10] = {"Budi", "Wawan", "Tri Wahju","Zidane", "Alif", "Sultan"};
    char daftar [25][25];
    int i;
    int limit;
    std::cout<<"Menu Pilihan = "<<endl;
    std::cout<<"1. Searching Nama"<<endl;
    std::cout<<"2. Sortir Angka"<<endl;
    std::cout<<"3. Searching Angka"<<endl;
    std::cout<<"       "<<endl;
    std::cout<<"Pilih salah satu dari tiga menu!"<<endl;
    std::cout<<"       "<<endl;
    std::cout<<"Pilihan Anda: ";
    std::cin>>pil;

    system("cls");

    if (pil==1)
    {
    std::cout<<"Mencari nama : ";
    std::cin>>key;


     for (i=0; i<=0; i++)
       {
        if (strcmp ( s[i] , key) == 0)
        {
            std::cout<<"Nama "<<key<<" ditemukan"<<endl;
        }
        else
        {
            std::cout<<"Nama "<<key<< " tidak ditemukan"<<endl;
        }
       }
    }

    else if (pil==2)
    {
        int arr[3];
        int n = sizeof(arr)/sizeof(arr[3]);

        sort(arr, arr+n);

        std::cout<<"Masukkan banyak angka (Maximum 3) = ";
        std::cin>>limit;

        system("cls");

        for (int x=0; x <= limit; x++)
        {
            std::cout<<"Angka ke-"<<x<<" = ";
            std::cin>>daftar[x];
        }

        for (i=0; i<=n; i++)
       {
           std::cout<<arr[i]<<" ";
       }
    }

    else if (pil==3)
    {
        std::cout<<"Masukkan banyak angka (Maximum 6) = ";
        std::cin>>limit;

        system("cls");

        for (int x=0; x <= limit; x++)
        {
            std::cout<<"Angka ke-"<<x<<" = ";
            std::cin>>daftar[x];
        }

        system("cls");

        std::cout<<"Cari data : ";
        std::cin>>key;

        system("cls");


     for (i=0; i<=0; i++)
        {
            if (strcmp ( s[i] , key) == 0)
            {
                std::cout<<"Angka "<<key<<" ditemukan"<<endl;
            }
            else
            {
                std::cout<<"Angka "<<key<< " tidak ditemukan"<<endl;
            }
        }
    }

    return 0;
}