Sojun1119

Unrated Joined 2026-08-21 18:48:50
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Rating
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Play a rated contest
Points
316
from solved problems
Problems solved
144
21 categories
Current streak
3days
rank #49
Last solve2026-10-25
Streak restores2 of 2 this month
Grace period ended 2026-01-27
Recent Activity
2000 AMC 12 Problem 21 AMC 12
4 pts 2026-10-25 19:38:42
2021 AMC 12B Problem 20 AMC 12B
3 pts 2026-10-25 19:38:39
2021 Fall AMC 12A Problem 19 AMC 12A
3 pts 2026-10-25 19:38:26
2015 AMC 12B Problem 15 AMC 12B
3 pts 2026-10-25 19:38:06
2014 AMC 12A Problem 14 AMC 12A
3 pts 2026-10-25 19:38:01
2002 AMC 12P Problem 12 AMC 12P
3 pts 2026-10-25 19:37:58
2023 AMC 12B Problem 13 AMC 12B
3 pts 2026-10-25 19:37:54
2011 AMC 12A Problem 7 AMC 12A
1 pts 2026-10-25 19:37:51
2010 AMC 12B Problem 6 AMC 12B
1 pts 2026-10-25 19:37:47
2005 AMC 12A Problem 10 AMC 12A
1 pts 2026-10-25 19:36:12
Solved by Category
Category Solved Points Share of points
AMC 10 21 43
13.6%
AMC 12A 19 39
12.3%
TopsOJ Summer 2025 Individual Round 11 34
10.8%
AMC 12 15 28
8.9%
AIME II 8 28
8.9%
AMC 12B 15 27
8.5%
TopsOJ Summer 2025 Guts Round 11 24
7.6%
Classics 8 23
7.3%
AMC 10A 7 15
4.7%
AIME I 3 9
2.8%
Holiday Contest 2026 Individual Round 2 9
2.8%
Cayley 6 8
2.5%
TopsOJ Summer 2025 Team Round 4 6
1.9%
AMC 8 5 5
1.6%
AMC Practice #1 2 4
1.3%
AMC 12P 1 3
0.9%
Problem of the Day 1 3
0.9%
Christmas Contest Individual Round 2 2
0.6%
Canada Math Contest 1 2
0.6%
Mock AMC 12 1 2
0.6%
Mock Euclid 1 2
0.6%
Total 144 316
Solved Problems 144
Problem Category Points
2000 AIME I Problem 1 AIME I 3
2000 AIME I Problem 2 AIME I 3
2000 AIME I Problem 3 AIME I 3
2000 AIME II Problem 6 AIME II 4
2000 AIME II Problem 7 AIME II 4
2000 AIME II Problem 8 AIME II 4
2000 AIME II Problem 9 AIME II 4
2000 AIME II Problem 1 AIME II 3
2000 AIME II Problem 2 AIME II 3
2000 AIME II Problem 3 AIME II 3
2000 AIME II Problem 4 AIME II 3
2000 AMC 10 Problem 11 AMC 10 3
2000 AMC 10 Problem 12 AMC 10 3
2000 AMC 10 Problem 13 AMC 10 3
2000 AMC 10 Problem 14 AMC 10 3
2000 AMC 10 Problem 15 AMC 10 3
2000 AMC 10 Problem 16 AMC 10 3
2000 AMC 10 Problem 17 AMC 10 3
2000 AMC 10 Problem 18 AMC 10 3
2000 AMC 10 Problem 20 AMC 10 3
2001 AMC 10 Problem 11 AMC 10 3
2001 AMC 10 Problem 12 AMC 10 3
2000 AMC 10 Problem 1 AMC 10 1
2000 AMC 10 Problem 10 AMC 10 1
2000 AMC 10 Problem 2 AMC 10 1
2000 AMC 10 Problem 3 AMC 10 1
2000 AMC 10 Problem 4 AMC 10 1
2000 AMC 10 Problem 5 AMC 10 1
2000 AMC 10 Problem 6 AMC 10 1
2000 AMC 10 Problem 7 AMC 10 1
2000 AMC 10 Problem 8 AMC 10 1
2000 AMC 10 Problem 9 AMC 10 1
2002 AMC 10A Problem 12 AMC 10A 3
2002 AMC 10A Problem 14 AMC 10A 3
2002 AMC 10A Problem 15 AMC 10A 3
2002 AMC 10A Problem 18 AMC 10A 3
2002 AMC 10A Problem 1 AMC 10A 1
2002 AMC 10A Problem 2 AMC 10A 1
2002 AMC 10A Problem 4 AMC 10A 1
2000 AMC 12 Problem 21 AMC 12 4
2000 AMC 12 Problem 11 AMC 12 3
2000 AMC 12 Problem 12 AMC 12 3
2000 AMC 12 Problem 13 AMC 12 3
2000 AMC 12 Problem 14 AMC 12 3
2000 AMC 12 Problem 15 AMC 12 3
2000 AMC 12 Problem 1 AMC 12 1
2000 AMC 12 Problem 10 AMC 12 1
2000 AMC 12 Problem 2 AMC 12 1
2000 AMC 12 Problem 3 AMC 12 1
2000 AMC 12 Problem 4 AMC 12 1
2000 AMC 12 Problem 5 AMC 12 1
2000 AMC 12 Problem 6 AMC 12 1
2000 AMC 12 Problem 8 AMC 12 1
2000 AMC 12 Problem 9 AMC 12 1
2002 AMC 12A Problem 11 AMC 12A 3
2002 AMC 12A Problem 12 AMC 12A 3
2002 AMC 12A Problem 13 AMC 12A 3
2002 AMC 12A Problem 14 AMC 12A 3
2002 AMC 12A Problem 15 AMC 12A 3
2010 AMC 12A Problem 13 AMC 12A 3
2011 AMC 12A Problem 19 AMC 12A 3
2013 AMC 12A Problem 14 AMC 12A 3
2014 AMC 12A Problem 14 AMC 12A 3
2021 Fall AMC 12A Problem 19 AMC 12A 3
2005 AMC 12A Problem 10 AMC 12A 1
2005 AMC 12A Problem 3 AMC 12A 1
2011 AMC 12A Problem 7 AMC 12A 1
2013 AMC 12A Problem 8 AMC 12A 1
2015 AMC 12A Problem 8 AMC 12A 1
2017 AMC 12A Problem 1 AMC 12A 1
2017 AMC 12A Problem 5 AMC 12A 1
2020 AMC 12A Problem 6 AMC 12A 1
2022 AMC 12A Problem 9 AMC 12A 1
2007 AMC 12B Problem 18 AMC 12B 3
2010 AMC 12B Problem 12 AMC 12B 3
2015 AMC 12B Problem 15 AMC 12B 3
2021 AMC 12B Problem 20 AMC 12B 3
2023 AMC 12B Problem 13 AMC 12B 3
2024 AMC 12B Problem 15 AMC 12B 3
2003 AMC 12B Problem 2 AMC 12B 1
2005 AMC 12B Problem 3 AMC 12B 1
2006 AMC 12B Problem 4 AMC 12B 1
2010 AMC 12B Problem 6 AMC 12B 1
2018 AMC 12B Problem 4 AMC 12B 1
2020 AMC 12B Problem 10 AMC 12B 1
2021 AMC 12B Problem 7 AMC 12B 1
2021 Fall AMC 12B Problem 1 AMC 12B 1
2023 AMC 12B Problem 2 AMC 12B 1
2002 AMC 12P Problem 12 AMC 12P 3
2000 AMC 8 Problem 1 AMC 8 1
2000 AMC 8 Problem 2 AMC 8 1
2000 AMC 8 Problem 3 AMC 8 1
2000 AMC 8 Problem 4 AMC 8 1
2000 AMC 8 Problem 9 AMC 8 1
AMC Practice #1 - Problem 1 AMC Practice #1 2
AMC Practice #1 - Problem 3 AMC Practice #1 2
Canada Math Contest #2 - Problem 1 Canada Math Contest 2
2025 Cayley Problem 23 Cayley 3
2000 Cayley Problem 1 Cayley 1
2000 Cayley Problem 2 Cayley 1
2000 Cayley Problem 3 Cayley 1
2000 Cayley Problem 4 Cayley 1
2000 Cayley Problem 5 Cayley 1
Christmas Contest - Individual Round - Problem 1 Christmas Contest Individual Round 1
Christmas Contest - Individual Round - Problem 2 Christmas Contest Individual Round 1
Astronomy IV Classics 4
1761 England Classics 3
Astronomy III Classics 3
Stars and Bars Classics 3
Steve Lacy Classics 3
Sum of Squares Classics 3
The French Solution Classics 3
Hello, World! Classics 1
Holiday Contest 2026 - Individual Round - Problem 8 Holiday Contest 2026 Individual Round 6
Holiday Contest 2026 - Individual Round - Problem 4 Holiday Contest 2026 Individual Round 3
2024 Mock AMC 12 - Problem 11 Mock AMC 12 2
Mock Euclid 2025 - Problem 6 Part A Mock Euclid 2
Problem of the Day #25 (Normal) Problem of the Day 3
TopsOJ Summer 2025 - Guts Round - Problem 10 TopsOJ Summer 2025 Guts Round 3
TopsOJ Summer 2025 - Guts Round - Problem 11 TopsOJ Summer 2025 Guts Round 3
TopsOJ Summer 2025 - Guts Round - Problem 7 TopsOJ Summer 2025 Guts Round 3
TopsOJ Summer 2025 - Guts Round - Problem 8 TopsOJ Summer 2025 Guts Round 3
TopsOJ Summer 2025 - Guts Round - Problem 9 TopsOJ Summer 2025 Guts Round 3
TopsOJ Summer 2025 - Guts Round - Problem 4 TopsOJ Summer 2025 Guts Round 2
TopsOJ Summer 2025 - Guts Round - Problem 5 TopsOJ Summer 2025 Guts Round 2
TopsOJ Summer 2025 - Guts Round - Problem 6 TopsOJ Summer 2025 Guts Round 2
TopsOJ Summer 2025 - Guts Round - Problem 1 TopsOJ Summer 2025 Guts Round 1
TopsOJ Summer 2025 - Guts Round - Problem 2 TopsOJ Summer 2025 Guts Round 1
TopsOJ Summer 2025 - Guts Round - Problem 3 TopsOJ Summer 2025 Guts Round 1
TopsOJ Summer 2025 - Individual Round - Problem 10 TopsOJ Summer 2025 Individual Round 5
TopsOJ Summer 2025 - Individual Round - Problem 11 TopsOJ Summer 2025 Individual Round 5
TopsOJ Summer 2025 - Individual Round - Problem 7 TopsOJ Summer 2025 Individual Round 4
TopsOJ Summer 2025 - Individual Round - Problem 8 TopsOJ Summer 2025 Individual Round 4
TopsOJ Summer 2025 - Individual Round - Problem 9 TopsOJ Summer 2025 Individual Round 4
TopsOJ Summer 2025 - Individual Round - Problem 5 TopsOJ Summer 2025 Individual Round 3
TopsOJ Summer 2025 - Individual Round - Problem 6 TopsOJ Summer 2025 Individual Round 3
TopsOJ Summer 2025 - Individual Round - Problem 3 TopsOJ Summer 2025 Individual Round 2
TopsOJ Summer 2025 - Individual Round - Problem 4 TopsOJ Summer 2025 Individual Round 2
TopsOJ Summer 2025 - Individual Round - Problem 1 TopsOJ Summer 2025 Individual Round 1
TopsOJ Summer 2025 - Individual Round - Problem 2 TopsOJ Summer 2025 Individual Round 1
TopsOJ Summer 2025 - Team Round - Problem 3 TopsOJ Summer 2025 Team Round 2
TopsOJ Summer 2025 - Team Round - Problem 4 TopsOJ Summer 2025 Team Round 2
TopsOJ Summer 2025 - Team Round - Problem 1 TopsOJ Summer 2025 Team Round 1
TopsOJ Summer 2025 - Team Round - Problem 2 TopsOJ Summer 2025 Team Round 1