#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include template inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } constexpr long long MAX = 5100000; constexpr long long INF = 1LL << 60; constexpr int inf = 1000000007; //constexpr long long mod = 1000000007LL; constexpr long long mod = 998244353LL; const long double PI = acos((long double)(-1)); using namespace std; typedef unsigned long long ull; typedef long long ll; int main() { /* cin.tie(nullptr); ios::sync_with_stdio(false); */ int n, m; scanf("%d %d", &n, &m); vector all(m); vector> a(n, vector(m)); for (int i = 0; i < n; i++) for (int j = 0; j < m; j++) scanf("%lld", &a[i][j]), all[j] += a[i][j]; vector> s(n); for (int i = 0; i < n; i++) for (int j = 0; j < m; j++) s[i].first += all[j] * a[i][j]; for (int i = 0; i < n; i++) s[i].second = i; sort(s.rbegin(), s.rend()); ll res = 0; vector cnt[2] = { vector(m),vector(m) }; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) cnt[i % 2][j] += a[s[i].second][j]; } for (int i = 0; i < m; i++) res += cnt[0][i] * cnt[0][i] - cnt[1][i] * cnt[1][i]; cout << res << endl; return 0; }