#include<stdio.h>
#include<math.h>
#include<string.h>
int main(){
	int i;
	char s[103];
	while(scanf("%s",&s)!=EOF){
		for(i=0;i<strlen(s);i++){
			if(s[i]=='a'||s[i]=='b'||s[i]=='c')
				printf("2");
			else if(s[i]=='d'||s[i]=='e'||s[i]=='f')
				printf("3");
			else if(s[i]=='g'||s[i]=='h'||s[i]=='i')
				printf("4");
			else if(s[i]=='j'||s[i]=='k'||s[i]=='l')
				printf("5");
			else if(s[i]=='m'||s[i]=='n'||s[i]=='o')
				printf("6");
			else if(s[i]=='p'||s[i]=='q'||s[i]=='r'||s[i]=='s')
				printf("7");
			else if(s[i]=='t'||s[i]=='u'||s[i]=='v')
				printf("8");
			else if(s[i]=='w'||s[i]=='x'||s[i]=='y'||s[i]=='z')
				printf("9");
			else if(s[i]>=65&&s[i]<=89)
				printf("%c",s[i]+33);
			else if(s[i]=='Z')
				printf("a");
			else
				printf("%c",s[i]);
		}
		printf("\n");
	}
	return 0;
}