Heikin6

public class Heikin6 {
public static void main(String args) {
int[] tens = {
{ 63, 90, 75, 45, 81 },
{ 85, 100, 95, 80, 90 },
{ 100, 100, 100, 100, 100 },
};
for (int i = 0; i < tens.length; i++) {
int sum = 0;
for (int j = 0; j < tens[i].length; j++) {

//"\t"はTabのこと。
//System.out.print("\t" + tens[i][j]);
System.out.print(tens[i][j] + "\t");
sum += tens[i][j];
}
//System.out.println("\t| " + (double)sum / tens[i].length);
System.out.println("| " + (double)sum / tens[i].length);

}
}
}