UVA 10062 - Tell me the frequencies!

/*************************************
******** Team : BUBT_HIDDEN **********
**************************************
*********** Shipu Ahamed *************
*************************************/

#include
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#define sc scanf
#define pf printf
#define ll long long
#define pi 2*acos(0.0)

#define ff first
#define se second
#define inf (1<<30)                                              //infinity value
#define pb push_back
#define mod  1000000007
#define ST(v) sort(v.begin(),v.end())
#define cover(a,d) memset(a,d,sizeof(a))
#define input freopen("in.txt","r",stdin)
#define output freopen("out.txt","w",stdout)
#define maxall(v) *max_element(v.begin(),v.end())
#define minall(v) *min_element(v.begin(),v.end())
#define un(v) ST(v), v.erase(unique(v.begin(),v.end()),v.end())

using namespace std;

ll gcd(ll a, ll b)
{
	if (b==0) return a;
	return gcd(b, a%b);
}

ll lcm(ll a, ll b)
{
	return a/gcd(a, b)*b;
}

bool cmp(ll a,ll b)
{
    return a > b;
}

int main()
{
//    input;
//    output;
    string s;
    int f=0;
    while(getline(cin,s))
    {
        if(f)
        pf("\n");
        int l=s.size();
        mapmp;
        mapmp1;
        priority_queuepq;
        for(int i=0;i:: iterator it;
            int a=-pq.top();
            for(it=mp.end();;it--)
            {
                if(a==it->se)
                {
                    cout<ff<<" "<se<se=0;
                    break;
                }
            }
            pq.pop();
        }
        f=1;
    }
   return 0;
}