//anti
for (int x=9; x>=1; x--){
// nested inside a for loop, the number of print columns;
for (int y =1; y<=x; y++) {
// loop for internal printout result; wherein "\ t" is a tab-delimited, aesthetic effect is multiplication table;
System.out.print(y+"*"+x+"="+y*x+"\t");
}
// print out the inner loop for the column, for the outer wrapping cycle;
System.out.println();
}
//positive
// print the number of rows
for(int i=1;i<=9;i++) {
for(int j=1;j<=i;j++) {
System.out.print(i+"*"+j+"="+i*j+"\t");
}
System.out.println();
}