January 13, 2020 Problem 1 Solution 1 Pr. 1 Solvers January 20, 2020 Problem 2 Solution 2 Pr. 2 Solvers January 27, 2020 Problem 3 Solution 3 Pr. 3 Solvers February 3, 2020 Problem 4 Solution 4 Pr. 4 Solvers February 10, 2020 Problem 5 Solution 5 Pr. 5 Solvers February 17, 2020 Problem 6 Solution 6 Pr. 6 Solvers February 24, 2020 Problem 7 Solution 7 Pr. 7 Solvers March 2, 2020 Problem 8 Solution 8 Pr. 8 Solvers March 9, 2020 Problem 9 Solution 9 Pr. 9 Solvers March 23, 2020 Problem 10 Solution 10 Pr. 10 Solvers March 30, 2020 Problem 11 Solution 11 Pr. 11 Solvers April 6, 2020 Problem 12 Solution 12 Pr. 12 Solvers April 13, 2020 Problem 13 Solution 13 Pr. 13 Solvers April 20, 2020 Problem 14 Solution 14 Pr. 14 Solvers