1 ACM CONTEST
2 THE SKY IS BLUE
3 THIS IS A RELATIVELY EASY PROBLEM
4 ABCDEFGHIJKLMNOPQRSTUVWXYZ
5 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
6 A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z
7 THE SUN RISES IN THE EAST AND SETS IN THE WEST
8 A
9 Z
10 VOTE EARLY AND OFTEN