Jollo (UVA 12247, UVALive 4814, Regionals 2010 >> Latin America)

///     Raihan Ruhin
///     CSE, Jahangirnagar University.
///     Dhaka-Bangladesh.
///     id: raihanruhin (topcoder / codeforces / codechef / uva / uvalive / spoj), 3235 (lightoj)
///     mail: raihanruhin@ (yahoo / gmail / facebook)
///     blog: ruhinraihan.blogspot.com

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

#define SET(a) memset(a,-1,sizeof(a))
#define CLR(a) memset(a,0,sizeof(a))
#define PI acos(-1.0)

#define MOD 1000000007
#define MX 100000


int main()
{
    //ios_base::sync_with_stdio(0);cin.tie(0);
    int tc, kk=1, n, girl[5], boy[5];
    while(cin>>girl[0]>>girl[1]>>girl[2]>>boy[0]>>boy[1])
    {
        if(girl[0]==0) break;
        sort(girl, girl+3);
        sort(boy, boy+2);

        if(boy[1]>girl[2] && boy[0]>girl[2])
        {
            int lowest = 1;
            while(boy[0]==lowest || boy[1]==lowest || girl[0]==lowest || girl[1]==lowest || girl[2]==lowest)
                lowest++;
            if(lowest>52) lowest=-1;

            cout<<lowest<<"\n";
        }
        else if(boy[1]>girl[2])
        {
            int lowest;
            if(boy[0]<girl[1])
                lowest = girl[2]+1;
            else lowest = girl[1]+1;
            while(boy[0]==lowest || boy[1]==lowest || girl[0]==lowest || girl[1]==lowest || girl[2]==lowest)
                lowest++;
            if(lowest>52) lowest=-1;
            cout<<lowest<<"\n";
        }
        else if(boy[0]>girl[1])
        {
            int lowest = girl[1]+1;
            while(boy[0]==lowest || boy[1]==lowest || girl[0]==lowest || girl[1]==lowest || girl[2]==lowest)
                lowest++;
            if(lowest>52) lowest=-1;
            cout<<lowest<<"\n";
        }
        else cout<<"-1\n";
    }

return 0;
}