#include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin>>s;
map<char,int>m;
for(int i=0;i<s.length();i++)
{
if(s[i]>='A' && s[i]<='Z')
{
s[i]=char(s[i]-'A');
m[s[i]]++;
}
if(s[i]>='a' && s[i]<='z')
{
s[i]=char(s[i]-'a');
m[s[i]]++;
}
}
for(int i=0;i<26;i++)
{
if(m[char('a'+i)])
{
cout<<"pangram";
return 0;
}
}
cout<<"not pangram";
return 0;
}
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