User:Magnetoninja

Solutions

1. 2022 AIME II Problem 9 Solution 4 (Recursion and Complementary Counting)

1. 2022 AIME I Problem 11 Solution 6 (No Trig Geometry)

1. 2021 AIME I Problem 7 Solution 4

1. 2020 AIME II Problem 4 Solution 8

1. 2018 AIME I Problem 12 Solution 11

1. 2018 AIME Problem 10 Solution 5 (Stars and Bars)

1. 2017 AIME II Problem 13 Solution 3

1. 2010 AIME II Problem 8 Solution 3 (PIE and Complementary Counting)

1. 2021 Fall AMC 12B Problem 9

1. 2019 AMC 10B Problem 16 (Short with Trig)

Remarks

1. Remark for Solution 1 2021 AIME I Problem 10