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package number;
public class Number {
public static void main(String[] args) {
int[] arr={5,2,1,0,3,6,8,7};
int[] index={2,0,3,5,1,3,5,3,6,5,7};
String tel="";
for(int i:index){
System.out.println(i);
System.out.println("xx"+arr[i]);
}
System.out.println(tel);
}
}
结果
2 xx1 0 xx5 3 xx0 5 xx6 1 xx2 3 xx0 5 xx6 3 xx0 6 xx8 5 xx6 7 xx7
for(int i:index){
System.out.println(i);
}
表示逐个输出集合元素
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原文地址:http://www.cnblogs.com/JAYIT/p/5608286.html