#include 

int main() {
    char str[100];
    scanf("%s", str);
    int i = 0;
    while (str[i] != '\0') {
        if (str[i] >= 'a' && str[i] <= 'c') {
            printf("2");
        }
        else if (str[i] >= 'd' && str[i] <= 'f') {
            printf("3");
        }
        else if (str[i] >= 'g' && str[i] <= 'i') {
            printf("4");
        }
        else if (str[i] >= 'j' && str[i] <= 'l') {
            printf("5");
        }
        else if (str[i] >= 'm' && str[i] <= 'o') {
            printf("6");
        }
        else if (str[i] >= 'p' && str[i] <= 's') {
            printf("7");
        }
        else if (str[i] >= 't' && str[i] <= 'v') {
            printf("8");
        }
        else if (str[i] >= 'w' && str[i] <= 'z') {
            printf("9");
        }
        else if (str[i] >= 'A' && str[i] <= 'Z') {
            printf("%c", ((str[i] - 'A') + 1) % 26 + 'a');
        }
        else {
            printf("%c", str[i]);
        }
        i++;
    }
    return 0;
}