k_values = [5,6,7,8,9,10]

number = """80305819756942201375489585898582728359125376393672671890721258654640153063276854646941512424482871973450275648094326370821684146232021234968910743756427552137119181427345918091192930953879191131615498683155730974186245381895299995291613811708839994166310513251189919219826383686381464772845357534156859312826087485080157185139202555905605217833563998277996607549524048542945963928412993312995837811367747710931675453035653603870077749346653539898270498391583882067683196221572122566860049520394681148043214626713474719896643906244563446783220621099157896055732912725327667265881006760363373158076659578274777675940242792984297001876714737941868642345530486796146981710372091896896539704018815333888513675015212932696404070975645710269418633"""

answer = [0,0,0,0,0,0]
for i in range(0,len(k_values)):
    k = k_values[i]
    maximum_product = 0

    for j in range(0,len(number)-k+1):
        product = 1;
        for l in range(j,j+k):
            num = int(number[l])
            product = product * num

        if(product > maximum_product):
            maximum_product = product

    answer[i] = maximum_product

for i in range(0,len(answer)):
    print("K =",k_values[i],", Answer =",answer[i])


# OUTPUT:
    
    # K = 5 , Answer = 32805
    # K = 6 , Answer = 186624
    # K = 7 , Answer = 1036800
    # K = 8 , Answer = 8294400
    # K = 9 , Answer = 41472000
    # K = 10 , Answer = 331776000