Week 1
Problem 1 - (January 12)
Problem 2 - (January 13)
Week 2
Problem 1 - (January 17)
Problem 2 - (January 19)
Week 3
Problem 1 - (January 24)
Problem 2 - (January 27)
Week 4
Problem 1 - (January 31)
Problem 2 - (February 1)
Problem 3 - (February 2)
Week 5
Problem 1 - (February 7)
Problem 2 - (February 9)
Problem 3 - (February 10)
Week 6
Problem 1 - (February 14)
Problem 2 - (February 15)
Week 7
Problem 1 - (February 22)
Problem 2 - (February 23)
Problem 3 - (February 24)
Week 8
Problem 1 - (February 27)
Problem 2 - (March 1)
Problem 3 - (March 2)
Problem 4 - (March 3)
Week 9
Problem 1 - (March 8)
Problem 2 - (March 9)
Problem 3 - (March 10)
Week 10
Problem 1 - (March 15)
Week 11
Problem 1 - (March 28)
Problem 2 - (March 29)
Problem 3 - (March 30)
Problem 4 - (March 31)
Week 12
Problem 1 - (April 5)
Problem 2 - (April 6)
Week 13
Problem 1 - (April 13)
Problem 2 - (April 14)
Week 14
Problem 1 - (April 18)
Problem 2 - (April 20)
Problem 3 - (April 21)
Week 15
Problem 1 - (April 27)
Problem 2 - (April 28)
Week 16
Problem 1 - (May 2)
Problem 2 - (May 3)
Problem 3 - (May 5)
Week 17
Problem 1 - (May 10)
Week 18
Problem 1 - (May 15)