N,M = map(int,input().split())
A = [list(map(int,input().split())) for _ in range(N)]
used = [0] * N
now = [[0] * M for _ in range(2)]
maxid = -1
INF = 10 ** 18
S = [0] * M
for i in range(N):
    for j in range(M):
        S[j] += A[i][j]

for i in range(N):
    t1 = - INF
    for j in range(N):
        if used[j]:
            continue
        t2 = 0
        for k in range(M):
            x = (now[0][k] + A[j][k])
            s = S[k]
            t2 += 2 * x * s - s * s
        if t1 < t2:
            t1 = t2
            maxid = j
    for k in range(M):
        now[i % 2][k] += A[maxid][k]
    used[maxid] = 1


X = 0
Y = 0
for i in range(M):
    X += now[0][i] ** 2
    Y += now[1][i] ** 2
print(X - Y)