【Java开源代码栏目提醒】:网学会员,鉴于大家对Java开源代码十分关注,论文会员在此为大家搜集整理了“Ch3_7.java”一文,供大家参考学习!
public class Ch3_7
{
public static void main(String[] args)
{
for(int i = 1; i < 10000; i++)
{
// String strI = String.valueOf(i);
// String multiStr = String.valueOf(i*i);
// String last = multiStr.substring(multiStr.length() - strI.length());
// if(last.equals(strI))
// {
// System.out.println(i + "*" + i + "=" + multiStr + "--> " + i + " 是自守数");
// }
ziShouShu(i);
}
}
public static void ziShouShu(int n)
{
String strI = String.valueOf(n);
String multiStr = String.valueOf(n*n);
String last = multiStr.substring(multiStr.length() - strI.length());
if(last.equals(strI))
{
System.out.println(n + "*" + n + "=" + multiStr + "--> " + n + " 是自守数");
}
}
}