#include<cstdio>
#include<sstream>
#include<cstdlib>
#include<cctype>
#include<cmath>
#include<algorithm>
#include<set>
#include<queue>
#include<stack>
#include<list>
#include<iostream>
#include<fstream>
#include<numeric>
#include<string>
#include<vector>
#include<cstring>
#include<map>
#include<iterator>
using namespace std;
#define ll long long int
#define mx 10000005
#define mod 100000007
#define inf 0x3f3f3f3f
int main()
{
char s[100005];
int i,l;
for(i=0;i<10000007;i++){
gets(s);
vector<char>a;
vector<char>b;
if(strcmp(s,"DONE")==0)return 0;
l=strlen(s);
for(i=0;i<l;i++){
if(s[i]>='A' && s[i]<='Z') s[i]+=32;
if(s[i]>='a' && s[i]<='z') a.push_back(s[i]);
}
b=a;
reverse(b.begin(),b.end());
if(a==b)cout<<"You won't be eaten!"<<endl;
else cout<<"Uh oh.."<<endl;
}
}
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