#include <bits/stdc++.h>
#define _GLIBCXX_DEBUG
using namespace std;

int main() {
  int a,b,c;
  cin>>a>>b>>c;
  cout<<21-a-b-c<<endl;
}
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
#include <cmath>
using  namespace  std;

typedef long long ll;


int main() {

    int a,b,c;cin>>a>>b>>c;
    if(c%2==0){
        if(fabs(a)> fabs(b)) cout<<">"<<endl;
        else if(fabs(a)< fabs(b)) cout<<"<"<<endl;
        else cout<<"="<<endl;
    }else{
        if(a==b) cout<<"="<<endl;
        else if(a>b)  cout<<">"<<endl;
        else cout<<"<"<<endl;
    }

    return 0;
}
