#include using namespace std; using lint = long long int; struct fast_ios { fast_ios(){ cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; #define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i istream &operator>>(istream &is, vector &vec){ for (auto &v : vec) is >> v; return is; } #define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl; int main() { int N, M; cin >> N >> M; vector> A(N, vector(M)); cin >> A; vector tot(M); REP(i, N) REP(j, M) tot[j] += A[i][j]; vector>> vp; REP(i, N) { lint val = 0; REP(j, M) val += tot[j] * A[i][j]; vp.emplace_back(-val, A[i]); } sort(vp.begin(), vp.end()); vector> d(2, vector(M)); bool b = false; for (auto x : vp) { REP(i, M) d[b][i] += x.second[i]; b = !b; } lint ret = 0; REP(i, M) ret += d[0][i] * d[0][i] - d[1][i] * d[1][i]; cout << ret << '\n'; }