def surfaceArea(A):
    s=H*W*2
    for i in range(H):
        for j in range(W):
            if j==0:
                s+=A[i][j]
            s+=abs(A[i][j]-A[i][j+1])
    A.append([0]*W)
    for i in range(W):
        for j in range(H):
            if j==0:
                s+=A[j][i]
            s+=abs(A[j][i]-A[j+1][i])
    return s


if __name__ == '__main__':
    fptr = open(os.environ['OUTPUT_PATH'], 'w')

    first_multiple_input = input().rstrip().split()

    H = int(first_multiple_input[0])

    W = int(first_multiple_input[1])

    A = []

    for _ in range(H):
        A.append(list(map(int, input().rstrip().split()))+[0])

    result = surfaceArea(A)

    fptr.write(str(result) + '\n')

    fptr.close()