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Chào mừng bạn đến với OJ 28Tech

28tech.com.vn posted on March 15, 2024, 4:01 p.m.

Chào mừng bạn đến với OJ 28Tech.

OJ 28Tech Online Judge - là hệ thống online judge chính thức của 28Tech

Comments

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  • -3
    AnhDepTrai  commented on Nov. 5, 2024, 10:28 a.m.

    Orzz


  • -5
    giapit_04  commented on Oct. 29, 2024, 3:03 p.m.

    This comment is hidden due to too much negative feedback. Show it anyway.


  • -3
    minhtran1482003  commented on Oct. 19, 2024, 3:55 p.m.

    Hi 28tech


  • 0
    ngheo  commented on Sept. 22, 2024, 1:09 p.m.

    Lam sao de co access code cua cac contest vay a


  • -1
    hung28tech  commented on Sept. 15, 2024, 2:47 p.m.

    Thời lượng mình có thể dùng contest là bao lâu vậy mọi người ?


  • -4
    Longbaka  commented on July 25, 2024, 12:32 p.m.

    haloo


  • -6
    cuyu  commented on May 12, 2024, 4:14 p.m.

    This comment is hidden due to too much negative feedback. Show it anyway.


  • 2
    28tech.com.vn  commented on Dec. 2, 2017, 8:46 a.m.

    This is your first comment!