Problem Set #1 is due February 11, 2003 Problem Set #1 Standard frequency tables Cryptograms #3 Problem Set #1 solution Problem Set #2 is due February 18, 2003 Problem Set #2 Problem Set #2 solution Problem Set #3 is due February 27, 2003 Problem Set #3 Problem Set #3 solution Problem Set #4 is due March 13, 2003 Problem Set #4 Problem Set #4 solution Problem Set #5 is due April 3, 2003 Problem Set #5 Problem Set #5 solution Problem Set #6 is due April 15, 2003 Problem Set #6 Problem Set #6 solution Problem Set #7 is due April 25, 2003 Problem Set #7 Problem Set #7 solution Problem Set #8 is due May 2, 2003 Problem Set #8 Problem Set #8 solution