I don't understand it mean?
Who can help me explain it?Thanks in advance!
for example this programe:
public class score{
public static void main(String args[]){
int a[]={90,98,97,67,89,68,76,69,96,66},sum=0;
double ave;
for(int i=0;i<a.length;i++)sum+=a[i];
ave=sum/10.0;
System.out.println("Average="+ave);
for(int s:a)System.out.printf("%4d",s);
System.out.println();
for(int s:a)System.out.print("%4d",(s-(int)ave));
}
}