Friday, 2 October 2015

Parity (UVALive 4167, HDU - 2700, Regionals 2008 >> North America - Mid-Central USA)

///     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 100010


int main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);
    int tc, kk=1, n;
    string s;
    char ch;
    while(cin>>s && s!="#")
    {
        int cnt=0;
        for(int i=0;i<s.length()-1;i++)
        {
            cout<<s[i];
            if(s[i]=='1') cnt++;
        }
        if((s[s.length()-1]=='e' && cnt%2) || (s[s.length()-1]=='o' && cnt%2==0) )
            cout<<"1\n";
        else cout<<"0\n";
    }
return 0;
}

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