d13palind4

Nộp bài

Time limit: 1.5 / Memory limit: 256M

Point: 100

d13robotv4

Nộp bài

Time limit: 1.0 / Memory limit: 500M

Point: 100

d13puzzled4

Nộp bài

Time limit: 1.0 / Memory limit: 500M

Point: 100