function test (param1: number, param2: number, param3: number): void {
   let cnt = 0;
   if ( param2 > 0) {
       cnt += 1
   } else if ( param2 < 0 && param1 !==0 ) {
       cnt += 3;
   } else if ( param2 < 0 ) {
       cnt += 2;
   }
   if ( param1 !==0 ) {
       cnt += 2;
   }
   process.stdout.write(String(cnt));
}