376A

#include<bits/stdc++.h>
#define lli long long int
#define vi vector<int>
#define vlli vector<lli>
#define pii pair<int,int>
#define vpi vector<pii>
#define mp unordered_map<char,int>
#define rep(i,a,b) for(int i=a;i<b;i++)
#define pn  printf("\n")
#define ff first
#define ss second

#define MOD1 1000000007
#define MOD2 1000000009
using namespace std;
int main()
{
    lli m,n,t,b,c,d,i,j,k,x,y,z,l,q,r;

    lli cnt=0,ans=0;
    string s,s1;
    while(cin>>s)
    {
        ans=0;
        l=s.size();
        for (int i=0;i<l;i++) {if(s[i]=='^') m=i;}

        for (int i=0;i<l;i++)
        {
            if(isdigit(s[i]) )
            {
                ans+=(s[i]-'0')*(i-m);
            }
        }
        if(ans==0)
            cout<<"balance",pn;
        else if(ans>0)
            cout<<"right",pn;
        else
            cout<<"left"<<endl;
    }
    return 0;
}