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public class testthree {
public static void main(String[] args) {
testthree t = new testthree();
t.test();
}
private static void test() {
int d = 0;
int f = 4;
int x = 0;
int y = 6;
for (int j = 0; j < 4; j++) {
f = f - 1;
for (int i = 0; i < f; i++) {
System.out.print(" ");
}
d = d + 2;
for (int i = 1; i < d; i++) {
System.out.print("*");
}
System.out.println();
}
for (int j = 0; j < 4; j++) {
x = x + 1;
for (int i = 0; i < x; i++) {
System.out.print(" ");
}
y = y - 2;
for (int i = 0; i <= y; i++) {
System.out.print("*");
}
System.out.println();
}
}
}
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package algorithm.binarytree;
import java.util.Arrays;
import java.util.Stack;
import util.ArrayUtil;
import util.OutputUtil;
public class BinTree {
private BinNode root = null;
public BinTree()
{
}
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public static void getSysProp(){
Properties props = System.getProperties();
Set<Entry<Object,Object>> res = props.entrySet();
Iterator it = res.iterator();
while (it.hasNext())
{
Map.Entry e = (Map.Entry)it.next();
......