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6(1) public class Chushenriqi { public static void main(String[] args) { String str="Java技术学习班20070326"; System.out.println(str.substring(9,17)); // T 阅读全文
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4: public class Shuzu4{ public static void main(String[] args){ int score[]={67,89,87,69,90,100}; int sum=0; int max=0; int min=0; max=min=score[0]; f 阅读全文
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1: public class Shuixianhuashu1{ public static void main(String[] args){ for(int i=0;i<=25;i++){ for(int j=0;j<=25;j++){ for(int k=0;k<=25;k++){ int s 阅读全文
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例3.1 class DataDemo01{ public static void main(String[] args){ int num=9999999999999999999999999; }} 例3.2 class DataDemo02{ public static void main(St 阅读全文