//100以内偶数的求和
/*
public class Test15{
public static void main(String[]args){
int a;
int sum = 0;
for(a=0;a<=100;a++){
int b = a % 2;
if(b == 0){
sum = sum + a;}
}
System.out.println(sum);
}
}
*/
//数组的反转
public class Test15{
public static void main(String[]args){
int a = 12345;
int b = a%10*10000+a/10%10*1000+a/100%10*100+a/1000%10*10+a/10000;
System.out.println(b);
}
}
