Basic Information

Name: Andrew Qi Tang

Main Language: C++

Side Language: Java

Organization: Triway Education, Erindale Secondary School

Codeforces Username: AQT

Clist Account

OI Checklist

Problem Bank/To Do List

Personal Website

Andrew Qi Tang's Connections

Slaves: saltyfeiyang, a_chudi, whomax, Machine_A_Rajeunir

School Mates: echofox, Yoon, UlriksIsBronze, TsmPanda, jerryjrthe3rd, Amadeus2749, SongJiAh, chfrn, icyblue87, Ethan_Pronev, 1419903188 , StarBlank

Cool People: Rimuru, Dave, alextxu, leonchen0613, jyzh1248, Audax, Jenny_Wujavaw16, tankibuds, anishmahto, Xue_Alex, TheZombieCloud, RuAr, 1yangdan, Evan_Yu123, Master_Bob, Eeyore46656, xXxP0t4t0MStRxXx, chelly, erica_wangjavaw16, tiffie44, haoda, kobortor, 11238, richardzhang, icyblue87, shuai_bi, KevinLu, wleung_bvg, xiaowuc1, zhouzixiang2004, Ninjaclasher, juho, Kirito, AvaLovelace, r3mark, thomas0115, sunnylancoder, george_chen, KevinWan, ADMathNoob, Dormi, PrimeNet, aeternalis1, MongolianPoorman, Riolku, insect, insignificant, kevinwen, Plasmatic, crackersamdjam, richardyi25, PlasmaVortex, jimgao, Devine, Wandex, Marcus7, Ruffy, ApoapsisAlpha, Morgoth, kwang, Darcy_Liu, fungucide420, Beautiful_Times, yuyoung1527, mckee11223, jeffreyl, Bobliu, kipply, p1geon, ScriptKitty, MowMowChow, piddddgy, BOBYAAA, 999maxwell, fishingguy456, ChrisT, jeffreykaili, Blazebot99, chen7944, Elisa, Dan13llljws, Tzak, TimothyW553, kareem12343, kevinyang, JoshuaL, deruikong, 300iq, imasheepow, kdrkdr, d, zxyl

Teachers: bruce, imaxblue, Pookmeister

If I miss your name, just message me on slack.

Important Milestones For Me

Date Joined: July 7th, 2017

Top 100: October 15th, 2017

69th place and 420 problems done: December 18th, 2017

451 problems and 451 points: December 31st, 2017

500 problems: January 20th, 2018

500 points and 50th place: February 2nd, 2018

600 problems: February 22nd, 2018

10th for most problems solved: March 6th, 2018

666 problems solved: March 28th, 2018

700 problems solved: April 26th, 2018

Top 25: May 3rd, 2018

600 points: June 5th, 2018

Turned into DMOJ Master: August 24th, 2018 (UTS Open 2018)

Turned Codeforces Candidate Master: September 16th, 2018 (Round #509 Div. 2)

800 problems solved: September 25th, 2018

900 problems solved:

Hip hip horray!!! 1000 dmoj problems solved: May 7th, 2019

Turned Codeforces Master: May 9th, 2019

1 YEAR ANNIVERSSARY FOR MY PROBLEM BANK/TO DO LIST: May 20th, 2019

https://docs.google.com/spreadsheets/d/1oSdfTQ-INKlECFJQB2b2itkipiYKwj8T0UEnlcBykM4/edit?usp=sharing

Atcoder Blue: June 16th, 2019

20th place in terms of points: August 15th, 2019

DMOJ Grandmaster: September 17th, 2019

1000 Codeforces Problems: Sept 23rd, 2019

100 Codeforces Friends <3: Feburary 23rd, 2020

Top 1000 Codeforces Rating: March 1st, 2020 (Round #625 Div 1.)

100 Problems Solved For OI Checklist: March 9th, 2020

Top 1% For Codeforces Active User Rating: August 12th, 2020 (99976 Active Users) (Round #664 Div 1.)

International Master Codeforces: September 6th, 2020 (Round #668 Div 1.)

Grandmaster Codeforces: September 27th, 2020 (Round #673 Div 1.)

Top 100 Leetcode: June 4th, 2021 (Weekly Round 224)

2000 problems on Codeforces: July 25th, 2021