20-CS-110-001 Introduction to Computer Science Fall 2010

Solution to Odd Sum Puzzle

   
   S = 1 + 3 + 5 + ... + 2*100-5 + 2*100-3 + 2*100-1
     = 2*100 + 2*100 + 2*100 ...  <= 50 times

   S = 2*50*100 = 10000