#include <stdio.h>

int main() {
    char c;
    int dekaden = 0;
    while(scanf("%c", &c)) {
        if(c == '.')
            break;
        else {
            if((c >= '0'&&c <= '9') || (c >= 'a'&&c <= 'h') || (c >= 'A'&&c <= 'H')) {
                if(c >= '0' && c <= '9')
                    dekaden += c - '0';
                else if(c >= 'A' && c <= 'H')
                    dekaden += c - 'A' + 10;
                else
                    dekaden += c - 'a' + 10;
            }
        }
    }
    if(dekaden % 18 == 0 && dekaden % 100 == 18)
        printf("Poln pogodok");
    else if(dekaden % 18 == 0)
        printf("Pogodok");
    else
        printf("%d", dekaden);
    return 0;
}