java 语⾔程序设计基础篇第⼋版课后答案_Java语⾔程序设计-基础篇-第⼋版-编程练习题。。。
1.1
public class Exercise1_1 {
public static void main(String[] args){
System.out.println(welcome to Java);
System.out.println(Welcome to Computer Science);
System.out.println(Programming is fun);
}
}
1.2
public class Exercise1_2 {
public static void main(String[] args){
for(int i = 0; i
System.out.println(第+(i+1)+个+Welcome to Java!);
}
}
1.3
public class Exercise1_3 {
public static void main(String[] args){
System.out.println( J A V V A );
System.out.println( J A A V V A A );
System.out.println(J J AAAAA V V AAAAA );
System.out.println( java语言程序设计第八版基础篇课后答案 J J A A V A A );
}
}
1.4
public class Exercise1_4 {
public static void main(String[] args){
System.out.println(a a^2 a^3);
System.out.println(1 1 1 );
System.out.println(2 4 8);
System.out.println(3 9 27);
System.out.println(4 16 64);
}
}
1.5
public class Exercise1_5 {
public static void main(String[] arga){
System.out.println((9.5 * 4.5 - 2.5 * 3) / (45.5 - 3.5));
}
}
Output:0.57143
1.6
public class Exercise1_6 {
public static void main(String[] arga){
System.out.println(1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9);
}
}
Output:45
1.7
public class Exercise1_7 {
public static void main(String[] args){
System.out.println(4 * (1 - 1.0 / 3 + 1.0 / 5 - 1.0 /7 + 1.0 / 9 - 1.0 / 11 + 1.0 /13)); }
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