Computer Programming

MR. MAMPAN SANGSA 50052535 วิชา Computer Programming

1) public class TestIfElse { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub new TestIfElse().calGrade(72); System.out.println(); new TestIfElse().calGrade(49); } public void calGrade(int points) { if (points > 50) { System.out.println("Your points more than 50"); System.out.println("Not Fail"); } else { System.out.println("Your points less than 50"); System.out.println(" Fail !!!"); } System.out.println("End calGrade"); } }

ผลลัพธ์ของโปรแกรม Your points more than 50 Not Fail End calGrade Your points less than 50 Fail !!! End calGrade

2) public class TestMultiDimesionArray { /** * @param args */ public static void main(String[] args) {

int int int for

}

number[][] = new int[10][]; count = 1; num = 1; (int i = 0; i < 10; i++) { number[i] = new int[count++]; for (int j = 0; j <= i; j++) { number[i][j] = num++; System.out.println(number[i][j] + "\t"); } System.out.println();

} }

ผลลัพธ์ของโปรแกรม 1 2

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3) public class TestArray { /** * @param args */ public static void main(String[] args) { char s[]; s= new char[26];//สร้างอาร์เรย์ของชนิ ดข้อมูล charขนาด26ช่อง

for (int i=0; i<s.length; i++){/*s.length ใช้หาขนาดอาร์เรย์s*/ s[i]=(char)('A'+i);/*กำาหนดค่าอักษรให้แต่ละช่องของอาร์เรย์s*/

} for (int i=0; i<s.length; i++){ System.out.print(s[i]+"\t");/*พิมพ์ของค่าอาร์เรย์ออกมาที่ละช่อง*/

} } }

ผลลัพธ์ของโปรแกรม A

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4) public class TestConcatString { /** * @param args */ public static void main(String[] args) { String msg1="Hello!"; String msg2="Every body"; String name1="My name is Sangsa."; String name2= "I come from Cambodia."; String name3="I'm study at Burapha University."; System.out.println(msg1); System.out.println(msg2); System.out.println(name1); System.out.println(name2); System.out.println(name3); } }

ผลลัพธ์ของโปรแกรม Hello! Every body My name is Sangsa. I come from Cambodia. I'm study at Burapha University.

5) public class TestGrade {

/** * @param args */ public static void main(String[] args) { new TestGrade().calGrade(72); new TestGrade().calGrade(49); new TestGrade().calGrade(80); new TestGrade().calGrade(66); } public void calGrade(int points) { if (points >= 80) System.out.println("A"); else if (points >= 70) System.out.println("B"); else if (points >= 60) System.out.println("C"); else if (points >= 50) System.out.println("D"); else System.out.println("F"); System.out.println("End calGrade."); } }

ผลลัพธ์ของโปรแกรม B End F End A End C End

calGrade. calGrade. calGrade. calGrade.