Chance of Survival given HP and Lethality Rating

l2 = [11]
l3 = [12,21]
l4 = [13, 22, 31]
l5 = [14, 23, 32, 41]
l6 = [15, 24, 33, 42, 51]
l7 = [16, 25, 34, 43, 52, 61]
l8 = [17, 26, 35, 44, 53, 62, 71]
l9 = [18, 27, 36, 45, 54, 63, 72, 81]
l10 = [19, 28, 37, 46, 55, 64, 73, 82, 91]
l11 = [1, 10, 29, 38, 47, 56, 65, 74, 83, 92]
l12 = [2, 20, 39, 48, 57, 66, 75, 84, 93]
l13 = [3, 30, 49, 58, 67, 76, 85, 94]
l14 = [4, 40, 59, 68, 77, 86, 95]
l15 = [5, 50, 69, 78, 87, 96]
l16 = [6, 60, 79, 88, 97]
l17 = [7, 70, 89, 98]
l18 = [8, 80, 99]
l19 = [9, 90]
l20 = [100]

listy = [l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, l13, l14, l15, l16, l17, l18, l19, l20]

lethal = []

for i in range(19):
    new = [i+2,listy[i]]
    lethal.append(new)

def inp():
    while True:
        n = input()
        if n.isdigit():
            return int(n)
        else:
            print("integers only, dummy")

def lethalizer():
    go = True
    while go:
        print("HP?")
        hp = inp()
        half = 0
        if hp%2 == 1:
            half = hp/2
        else:
            half = hp/2-1
        print("Armor?")
        a = inp()
        print("Lethality rating?")
        lethality = inp()
        if lethality > 99:
            lethality = 99
        print("Armor Piercing?")
        ap = inp()
        na = a - ap
        if na < 0:
            na = 0
        dChance = 0
        sChance = 0
        uChance = 0
        one = hp - 1
        two = hp - 2
        thingy = [0,0]
        for d in lethal:
            if ((d[0] - na) > half) & ((d[0] - na) < int(two)): #will the damage stun you?
                count = 0
                for i in d[1]:
                    if i > lethality:
                        count = count + 1
                sChance = sChance + count
            if d[0] - na == one: #complicated stuff, but for incapactitation
                count = 0
                for i in d[1]:
                    if i > lethality:
                        count = count + 1
                thingy[0] = count
            if d[0] -na == two:
                count = 0
                for i in d[1]:
                    if i > lethality:
                        count = count + 1
                thingy[1] = count
            if d[0] == na:
                for i in d[1]:
                    if i > lethality:
                        uChance = uChance + 1
            if d[0] -na > (hp - 1): #d for damage (does it kill you?)
                for r in d[1]: #r for the Lethality roll (what lethality roll are we looking at?)
                    if r > lethality: #we don't want to doublecount any lethality ratings
                        dChance = dChance + 1
        dChance = dChance + lethality
        iChance = (thingy[0] + thingy [1])
        nChance = 100 - dChance - iChance - sChance
        print("You have a")
        print(str(dChance)+"% chance to instantly die,")
        print(str(sChance)+"% chance to be stunned,")
        print(str(iChance)+"% chance to be incapacitated,")
        print(str(nChance)+"% chance to live to fight another round, and a")
        print(str(uChance)+"% chance to survive completely unharmed...somehow")
        print("press 'q' to quit, press any other key to continue")
        q = input()
        if q == "q":
            go = False

lethalizer()