st = 440
sl = 275

x = int(raw_input("Cena itemu: "))
y = int(raw_input("liczba kryszy: "))
G = raw_input("Grade itemu(A/B): ")

def cena_krysztalu(x,y):
    cena = x/y
    print "Cena 1 krysztalu to: %d" % (cena)
    return cena

def koszt_kraftu(x,b):
    if b == 'A':
        bssa = (2*x + 70*st)
        ssa = (x + 36*sl)
        print "Koszt kraftu 200 BSSA: %d" % (bssa)
        print "Koszt kraftu 300 SSA: %d" % (ssa)
        return bssa, ssa
    elif b =='B':
        bssb = (2*x + 16*st)
        ssb = (x + 54*sl)
        print "Koszt kraftu 100 BSSB: %d" % (bssb)
        print "Koszt kraftu 450 SSB: %d" % (ssb)
        return bssb, ssb


def cena_szotow(x,b):
    print "Cena 1 krysztalu to: %d" % (cena)
    if b == 'A':
        bssa = (2*x + 70*st) / 200
        ssa = (x + 36*sl) / 300
        print "Cena 1 BSSA: %d" % (bssa)
        print "Cena 1 SSA: %d" % (ssa)
        return bssa, ssa
    elif b =='B':
        bssb = (2*x + 16*st) / 100
        ssb = (x + 54*sl) / 450
        print "Cena 1 BSSB: %d" % (bssb)
        print "Cena 1 SSB: %d" % (ssb)
        return bssb, ssb



cena_szotow(cena_krysztalu(x,y),G)