UVA Solution for 10921

//10921
#include<stdio.h>
int main(){
char ch;

while(scanf("%c",&ch)==1)
{
if (ch=='A'||ch=='B'||ch=='C') printf("2");
else if (ch=='D'||ch=='E'||ch=='F') printf("3");
else if (ch=='G'||ch=='H'||ch=='I') printf("4");
else if (ch=='J'||ch=='K'||ch=='L') printf("5");
else if (ch=='M'||ch=='N'||ch=='O') printf("6");
else if (ch=='P'||ch=='Q'||ch=='R'||ch=='S') printf("7");
else if (ch=='T'||ch=='U'||ch=='V') printf("8");
else if (ch=='W'||ch=='X'||ch=='Y'||ch=='Z') printf("9");
else printf("%c",ch);
}
return 0;
}