CONTOH – CONTOH PROGRAM ARRAY DALAM BAHASA JAVA

CONTOH – CONTOH PROGRAM ARRAY DALAM BAHASA JAVA

1.MENCETAK 2,3,4 MENURUN

public class array1

{

public static void main (String []args)

{

int i[]={2,4,3,5};

int x;

for (x=0;x<=3;x++)

{

System.out.println(i[x]);

}

}

}

2. MENCETAK NAMA-NAMA HARI

public class array2

{

public static void main (String []args)

{

String []hari={"senin","selasa","rabu","kamis","jumat","sabtu","minggu"};

int x;

for (x=0;x<=6;x++)

{

System.out.println(hari[x]);

}

}

}

3. MENDEKLARASIKAN ANGKA MENJADI HURUF

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.io.IOException;

import java.util.Scanner;

public class array5

{

public static void main(String[]args)

{

Scanner masuk=new Scanner(System.in);

BufferedReader dataIn=new BufferedReader(new InputStreamReader(System.in));

int p;

String []nim=new String[10];

String []nama=new String[10];

String []nh=new String[10];

int []nilai=new int[10];

int n;

System.out.print("Berapa banyak data:");

n=masuk.nextInt();

for(p=0;p<n;p++)

{

System.out.print("input nim ke-"+(p+1)+": ");

try

{

nim [p]=dataIn.readLine();

}

catch(IOException e)

{

System.out.println("error!");

}

System.out.print("input nama ke-"+(p+1)+": ");

try

{

nama [p]=dataIn.readLine();

}

catch(IOException e)

{

System.out.println("error!");

}

System.out.print("input nilai ke-"+(p+1)+": ");

nilai [p]=masuk.nextInt();

if(nilai[p]<=80)

nh[p]="A";

else if(nilai[p]>=70)

nh[p]="B";

else if(nilai[p]>=60)

nh[p]="C";

else if(nilai[p]>=50)

nh[p]="D";

else

nh[p]="E";

}

System.out.println("--------------------------");

for(p=0;p<n;p++)

{

System.out.print(nim[p]+"|");

System.out.print("\t"+nama[p]+"|");

System.out.print("\t"+nilai[p]+"|");

System.out.print("\t"+nh[p]+"|");

System.out.print("\n");

}

System.out.print("----------------------------");

}

}

4. MENJUMLAHKAN NILAI MAHASISWA

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.io.IOException;

import java.util.Scanner;

public class arraytugas

{

public static void main(String[]args)

{

Scanner masuk=new Scanner(System.in);

BufferedReader dataIn=new BufferedReader(new InputStreamReader(System.in));

int p;

String []nim=new String[10];

String []nama=new String[10];

String []alamat=new String[10];

String []nh=new String[10];

int[]nilaiuts = new int[10];

int[]nilaiuas = new int[10];

int[]nilaitotal = new int[10];

int []semester=new int[10];

int []nilaitgs=new int[10];

int n;

System.out.print("Berapa banyak data:");

n=masuk.nextInt();

for(p=0;p<n;p++)

{

System.out.print("input nim ke-"+(p+1)+": ");

try

{

nim [p]=dataIn.readLine();

}

catch(IOException e)

{

System.out.println("error!");

}

System.out.print("input nama ke-"+(p+1)+": ");

try

{

nama [p]=dataIn.readLine();

}

catch(IOException e)

{

System.out.println("error!");

}

System.out.print("input alamat ke-"+(p+1)+": ");

try

{

alamat [p]=dataIn.readLine();

}

catch(IOException e)

{

System.out.println("error!");

}

System.out.print("input semester ke-"+(p+1)+": ");

{

semester[p]=masuk.nextInt();

}

System.out.print("input nilai uas ke-"+(p+1)+": ");

nilaiuas [p]=masuk.nextInt();

System.out.print("input nilai uts ke-"+(p+1)+": ");

nilaiuts [p]=masuk.nextInt();

System.out.print("input nilai tgs ke-"+(p+1)+": ");

nilaitgs [p]=masuk.nextInt();

nilaitotal[p]=((nilaitgs[p]+nilaiuts[p]+nilaiuas[p])/3);

if(nilaitotal[p]<=80)

nh[p]="A";

else if(nilaitotal[p]>=70)

nh[p]="B";

else if(nilaitotal[p]>=60)

nh[p]="C";

else if(nilaitotal[p]>=50)

nh[p]="D";

else

nh[p]="E";

}

System.out.print("\n\n");

System.out.println("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");

System.out.println("| nim | nama | alamat | semester | nilaitgs | nilaiuas | nilaiuts | nilai total| nilaihuruf|");

for(p=0;p<n;p++)

{

System.out.print("|"+"    "+nim[p]+"|");

System.out.print("     "+nama[p]+"|");

System.out.print("       "+alamat[p]+"|");

System.out.print("         "+semester[p]+"|");

System.out.print("         "+nilaitgs[p]+"|");

System.out.print("         "+nilaiuas[p]+"|");

System.out.print("         "+nilaiuts[p]+"|");

System.out.print("           "+nilaitotal[p]+"|");

System.out.print("          "+nh[p]+"|");

System.out.print("\n");

}

System.out.println("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");

}

}