#!usr/bin/env python3
from collections import defaultdict
from collections import deque
from heapq import heappush, heappop
import sys
import math
import bisect
import random
def LI(): return list(map(int, sys.stdin.readline().split()))
def I(): return int(sys.stdin.readline())
def LS():return list(map(list, sys.stdin.readline().split()))
def S(): return list(sys.stdin.readline())[:-1]
def IR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = I()
    return l
def LIR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = LI()
    return l
def SR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = S()
    return l
def LSR(n):
    l = [None for i in range(n)]
    for i in range(n):l[i] = LS()
    return l
sys.setrecursionlimit(1000000)
mod = 1000000007

#A
def A():
    s = S()
    n = len(s)
    d = [-1 for i in range(n)]
    k = 0
    m = 0
    for i in range(n):
        if s[i] == "[":
            k += 1
        elif s[i] == "]":
            k -= 1
        elif s[i] == "-":
            d[i] = k
        else:
            m += 1
    depth = max(d)
    f = defaultdict(int)
    for i in range(m):
        a,b = input().split()
        f[a] = int(b)

    for i in range(1,depth+1)[::-1]:
        j = 0
        while j < len(s):
            if d[j] == i:
                if f[s[j-1]] == 0:
                    if f[s[j+1]] == 0:
                        print("No")
                        quit()
                    else:
                        w = s[j+1]
                else:
                    if f[s[j+1]] != 0:
                        print("No")
                        quit()
                    else:
                        w = s[j-1]
                f[w] -= 1
                d = d[:j-2]+[None]+d[j+3:]
                s = s[:j-2]+[w]+s[j+3:]
                j -= 2
            j += 1
    if f[s[0]] == 0:
        print("Yes")
    else:
        print("No")
    return

#B
def B():
    n,k = LI()
    s = S()
    t = S()
    q = deque()
    ans = 0
    for i in range(n):
        if s[i] == "B" and t[i] == "W":
            if q:
                x = q.popleft()
                if i-x >= k:
                    ans += 1
                    while q:
                        q.popleft()
            q.append(i)
    if q:
        ans += 1
    for i in range(n):
        if s[i] == "W" and t[i] == "B":
            if q:
                x = q.popleft()
                if i-x >= k:
                    ans += 1
                    while q:
                        q.popleft()
            q.append(i)
    if q:
        ans += 1
    print(ans)
    return

#C
def C():
    n = I()
    s = SR(n)
    t = S()

    return

#D
def D():
    return

#E
def E():
    def surface(x,y,z):
        return ((x == 0)|(x == a-1))+((y == 0)|(y == b-1))+((z == 0)|(z == c-1))+k

    d = [(1,0,0),(-1,0,0),(0,1,0),(0,-1,0),(0,0,1),(0,0,-1)]
    a,b,c,n = LI()
    s = [0 for i in range(7)]
    k = (a==1)+(b==1)+(c==1)
    if k == 0:
        s[1] = 2*(max(0,a-2)*max(0,b-2)+max(0,c-2)*max(0,b-2)+max(0,a-2)*max(0,c-2))
        s[2] = 4*(max(0,a-2)+max(0,b-2)+max(0,c-2))
        s[3] = 8
    elif k == 1:
        s[2] = max(0,a-2)*max(0,b-2)+max(0,c-2)*max(0,b-2)+max(0,a-2)*max(0,c-2)
        s[3] = 2*(max(0,a-2)+max(0,b-2)+max(0,c-2))
        s[4] = 4
    elif k == 2:
        s[4] = max(0,a-2)+max(0,b-2)+max(0,c-2)
        s[5] = 2
    else:
        s[6] = 1
    f = defaultdict(int)
    for i in range(n):
        x,y,z = LI()
        s[surface(x,y,z)] -= 1
        f[(x,y,z)] = -1
        for dx,dy,dz in d:
            if f[(x+dx,y+dy,z+dz)] != -1:
                f[(x+dx,y+dy,z+dz)] += 1
    ans = 0
    for i,j in f.items():
        if j != -1:
            x,y,z = i
            if 0 <= x < a and 0 <= y < b and 0 <= z < c:
                ans += j+surface(x,y,z)
                s[surface(x,y,z)] -= 1
    for i in range(1,7):
        ans += i*s[i]
    print(ans)
    return

#F
def F():
    return

#G
def G():
    return

#H
def H():
    return

#I
def I_():
    return

#J
def J():
    return

#Solve
if __name__ == "__main__":
    E()



Measured memory_bytes: 9596