public static void main ( String args [ ] )
{

}

score --;

score = score -1;

score -= 1;

score ++;

score = score + 1;

score += 1;

( numeric value + numeric value )

( numeric value - numeric value )

( numeric value * numeric value )

( numeric value / numeric value )

to pick a number between 0 and 1:
java.lang.Math.random ( );

to pick a number between 0 and j:
java.lang.Math.random( ) * j;

( Since by default Java uses decimals here rather than whole numbers, the round method shown above could be useful. )

try {
      java.lang.Thread.sleep ( 1000 );
}
catch ( java.lang.InterruptedException e ) { }

( boolean value < boolean value )

( boolean value > boolean value )

while ( ! condition ) {

}

for ( int i = 0; i < 9 ; i++ ) {

}

while ( true ) {

}

if ( condition ) {

}

if ( condition ) {

} else {

}