문제해결

543

659

1,426

1,110

1,183

1,912

1,436

2,699

1,651

2,520

1,495

1,011

1,065

982

2,456

612

1,770

1,501

1,487

3,377

1,600

2,065

1,808

1,618

2,481

1,138

2,261

2,424

668

3,482

2,094

3,422

750

706

719

1,455

1,000

2,466

1,934

3,218

1,408

2,398

521

1,575

3,871

623

1,069

411

3,585

1,895