#include <iostream>
using namespace std;
string re(int x);
int main(){
int a;
cin >> a ;
cout << re(a) << endl;
}
string re(int x){
int rev=0;
int temp;
if (x<0){
return "false";
}
while(x!=0){
temp = x % 10;
x /= 10;
rev = rev * 10 + temp;
}
cout << rev << endl;
if(x == rev){
return "true";
}
else
return "false";
}
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