#include<stdio.h>
char st[100000];
int i,ind[1000];
int main()
{
    while(gets(st))
    {
        for(i='A';i<='Z';i++)
        ind[i]=0;
        for(i=0;st[i];i++)
        {
            if(st[i]>='a' && st[i]<='z')
            st[i]-=32;
            ind[st[i]]++;
        }
        for(i='A';i<='Z';i++)
        if(ind[i]==0)
        break;
        if(i=='Z'+1)
        printf("pangram\n");
        else
        printf("not pangram\n");
    }
    return 0;
}
 

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V2UgcHJvbXB0bHkganVkZ2VkIGFudGlxdWUgaXZvcnkgYnVja2xlcyBmb3IgdGhlIHByaXplCgo=

We promptly judged antique ivory buckles for the prize