n, m = map(int, input().split())
chests = [list(map(int, input().split())) for _ in range(n)]

# Calculate Tj for each jewel type
T = [0] * m
for j in range(m):
    for i in range(n):
        T[j] += chests[i][j]

# Calculate the value of each chest
values = []
for chest in chests:
    value = sum(chest[j] * T[j] for j in range(m))
    values.append(value)

# Sort values in descending order
values.sort(reverse=True)

# Calculate the sum for the first player (0th, 2nd, 4th... elements)
sum_S = 0
for i in range(0, n, 2):
    sum_S += values[i]

# Calculate the final answer
sum_T_sq = sum(t * t for t in T)
result = 2 * sum_S - sum_T_sq
print(result)