import java.util.*;
public class Main {
public static void main(String args[]) {
Scanner scn=new Scanner(System.in);
String str=scn.next();
keypad("str", "");
int a=keypadcount("str");
System.out.println(" ");
System.out.println(a);
}
public static String getcode(char ch) {
if (ch == '1') {
return "abc";
} else if (ch == '2') {
return "def";
} else if (ch == '3') {
return "ghi";
} else if (ch == '4') {
return "jkl";
} else if (ch == '5') {
return "mno";
} else if (ch == '6') {
return "pqrs";
} else if (ch == '7') {
return "tuv";
} else if (ch == '8') {
return "wx";
} else if (ch == '9') {
return "yz";
} else {
return "";
}
}
public static void keypad(String str, String ans) {
if (str.length() == 0) {
System.out.print(ans+" ");
return;
}
char ch = str.charAt(0);
String ros = str.substring(1);
String code = getcode(ch);
for (int i = 0; i < code.length(); i++) {
keypad(ros, ans + code.charAt(i));
}
}
public static int keypadcount(String str) {
if (str.length() == 0) {
return 1;
}
char ch = str.charAt(0);
String ros = str.substring(1);
String code = getcode(ch);
int count=0;
for (int i = 0; i < code.length(); i++) {
count += keypadcount(ros);
}
return count;
}
}