penjualandata.java

public class penjualandata {

    public static void main(String[] args) {
        String[] namaHari = {"Senin", "Selasa", "Rabu", "Kamis", "Jum'at", "Sabtu"};
        String[] namaBarang = {"Pensil 2B", "Buku Tulis", "Penggaris", "Penghapus"};
        int[][] dataJual = {
            {10, 10, 5, 8, 7, 9},
            {50, 10, 10, 8, 5, 10},
            {10, 8, 10, 7, 5, 3},
            {8, 70, 6, 5, 4, 3, 6
			}
        };
        System.out.println("Data Penjualan");
        System.out.println(" ");
        System.out.print("Barang-hari " + "\t");

        //menampilkan hari Senin - Sabtu
        for (int i = 0; i < namaHari.length; i++) {
            System.out.print(namaHari[i] + "\t");
        }
        System.out.print("Total\t");
        System.out.println("Persentase");
        System.out.println(" ");
        int total = 0;
        int totalsemua = 0;
        double persen = 0;
		double totalpersen = 0;
        int [] totalHari = new int[6];
        double a = 0;
        String lakuBanyak ="";
        
        //menampilkan jumlah barang yang dibeli di setiap harinya
        for (int j = 0; j < namaBarang.length; j++) {
            System.out.print(namaBarang[j] + "\t");
           
		   for (int k = 0; k < 6; k++) {
                System.out.print(dataJual[j][k] + "\t");
                total += dataJual[j][k];
                totalHari [k]+= dataJual[j][k];
                
				if (total> a ) {
                    a = total;
                    lakuBanyak = namaBarang[j];
                }
                persen = ((double) total * 100) / 173;
            }
            totalsemua +=total;
			totalpersen +=persen;
            System.out.print(total + "\t");
            System.out.print(persen + "%");
            total = 0;
            System.out.println(" ");
            
        }
        System.out.print("Total Harian"+"\t");
        for (int q = 0; q < 6; q++) {
            System.out.print(totalHari[q]+"\t");
        } 
        System.out.print(totalsemua+"\t");
        System.out.print(totalpersen+ "%");
        //mencari barang paling laku
        int max = 0;
        int[] temp = new int[4];
        int[] maxbarang = new int[4];
        for (int m = 0; m < 4; m++) {
            for (int n = 0; n < 6; n++) {
                temp[m] += dataJual[m][n];
            }
            //array temp disimpan dalam max, kemudian max di cek dengan isi 
            //array temp yang lain
            max = temp[0];
            for (int p = 0; p < 4; p++) {
                if (temp[0] > max) {
                    max = temp[p];
                } else {
                    max = max;
                }
            }
        }
        System.out.println(" ");
        System.out.println(" ");
        System.out.println("Penjualan terbanyak yaitu " + lakuBanyak);
    }
}