#1509 NrMaxim

int nrmaxim(int n)
{

    int nrm = 0, p = 1 , m = n;
    do{
        nrm ++, p *= 10, m /= 10;
    }while(m != 0);
    int max = 0;
    p /= 10;
    while(nrm){
        if(n > max)
            max = n;
        n = n % p * 10 + n / p;
        nrm --;
    }
    return max;
}