volatile int i;
    public void run() {
	for (i = 0; i < 100; i++) {
	}
    }
 
    public static void main
(String[] args
) {         Main a = new Main();
        t1.start();
        t2.start();
    }        
}
				cHVibGljIGNsYXNzIE1haW4gaW1wbGVtZW50cyBSdW5uYWJsZSB7CiAgICB2b2xhdGlsZSBpbnQgaTsKICAgIHB1YmxpYyB2b2lkIHJ1bigpIHsKCWZvciAoaSA9IDA7IGkgPCAxMDA7IGkrKykgewoJICAgIFN5c3RlbS5vdXQucHJpbnRsbihpKTsKCX0KICAgIH0KCiAgICBwdWJsaWMgc3RhdGljIHZvaWQgbWFpbihTdHJpbmdbXSBhcmdzKSB7CiAgICAgICAgTWFpbiBhID0gbmV3IE1haW4oKTsKICAgICAgICBUaHJlYWQgdDEgPSBuZXcgVGhyZWFkKGEpOwogICAgICAgIFRocmVhZCB0MiA9IG5ldyBUaHJlYWQoYSk7CiAgICAgICAgdDEuc3RhcnQoKTsKICAgICAgICB0Mi5zdGFydCgpOwogICAgfSAgICAgICAgCn0=