#include <fstream>
#include <cmath>

using namespace std;

ifstream f("shop.in");
ofstream g("shop.out");

unsigned long long n,c,l,aux;
unsigned long  val[31];
unsigned long  rez[31];
int poz[31];

int main()
{
        f >> n >> c >> l ;
        for (int i=1;i<=n;i++)
        {
                long a,b;
                f >> a >> b;
                val[a] +=b;
                poz[i] = a;
        }

    aux = 0; int i = 1;
    long long mon = 0;

    while (aux < l)
    {
        if (val[i])
        {
        long long valoare = pow(c,i);
        for (int j=1;(j<=val[i]) && (aux+valoare <= l) ;j++)
        {
            aux += valoare;
            rez[i] ++;
            mon ++;
        }
        }
        i++;
    }
         g << mon << "\n";
    for (int i=1;i<=n;i++)
        g << rez[ poz[i] ] << " ";

    return 0;
}