#include #include #define rep(i,b) for(int i=0;i=0;i--) #define rep1(i,b) for(int i=1;i=x;i--) #define fore(i,a) for(auto i:a) #define fore1(i,a) for(auto &i:a) #define rng(x) (x).begin(), (x).end() #define rrng(x) (x).rbegin(), (x).rend() #define sz(x) ((int)(x).size()) #define pb push_back #define fi first #define se second #define pcnt __builtin_popcountll using namespace std; using namespace atcoder; using ll = long long; using ld = long double; template using mpq = priority_queue, greater>; template bool chmax(T &a, const T &b) { if (a bool chmin(T &a, const T &b) { if (b ll sumv(const vector&a){ll res(0);for(auto&&x:a)res+=x;return res;} bool yn(bool a) { if(a) {cout << "Yes" << endl; return true;} else {cout << "No" << endl; return false;}} #define dame { cout << "No" << endl; return;} #define dame1 { cout << -1 << endl; return;} #define cout2(x,y) cout << x << " " << y << endl; #define coutp(p) cout << p.fi << " " << p.se << endl; #define out cout << ans << endl; #define outd cout << fixed << setprecision(20) << ans << endl; #define outm cout << ans.val() << endl; #define outv fore(yans , ans) cout << yans << "\n"; #define outdv fore(yans , ans) cout << yans.val() << "\n"; #define coutv(v) {fore(vy , v) {cout << vy << " ";} cout << endl;} #define coutv2(v) fore(vy , v) cout << vy << "\n"; #define coutvm(v) {fore(vy , v) {cout << vy.val() << " ";} cout << endl;} #define coutvm2(v) fore(vy , v) cout << vy.val() << "\n"; using pll = pair;using pil = pair;using pli = pair;using pii = pair;using pdd = pair; using tp = tuple; using vi = vector;using vd = vector;using vl = vector;using vs = vector;using vb = vector; using vpii = vector;using vpli = vector;using vpll = vector;using vpil = vector; using vvi = vector>;using vvl = vector>;using vvs = vector>;using vvb = vector>; using vvpii = vector>;using vvpli = vector>;using vvpll = vector;using vvpil = vector; using mint = modint998244353; //using mint = modint1000000007; //using mint = dynamic_modint<0>; using vm = vector; using vvm = vector>; vector dx={1,0,-1,0,1,1,-1,-1},dy={0,1,0,-1,1,-1,1,-1}; ll gcd(ll a, ll b) { return a?gcd(b%a,a):b;} ll lcm(ll a, ll b) { return a/gcd(a,b)*b;} #define yes {cout <<"Yes"<>n>>m; vvi a(n,vi(n)); rep(i,n) rep(j,n) cin>>a[i][j]; bool ok = true; vvi ans; using edge = mf_graph::edge; rep(i,m){ vi cnt1(n),cnt2(n); rep(j,n) cnt1[j] = sumv(a[j]); rep(j,n) rep(k,n) cnt2[k] += a[j][k]; rep(j,n){ if (cnt1[j]!=m-i) ok = false; if (cnt2[j]!=m-i) ok = false; } if (!ok) break; mf_graph mg(2*n+2); int st = 2*n; int go = 2*n+1; rep(j,n) mg.add_edge(st,j,1); rep(j,n) mg.add_edge(j+n,go,1); rep(j,n) rep(k,n) if (a[j][k]) mg.add_edge(j,k+n,1); int f = mg.flow(st,go); assert(f==n); vi state(n,-1); vector v = mg.edges(); fore(y , v){ if (y.from>=n) continue; if (y.to=2*n) continue; if (y.flow==0) continue; assert(state[y.from]==-1); a[y.from][y.to-n]--; state[y.from] = y.to-n+1; } ans.pb(state); } if (!ok) dame1; fore(y , ans) coutv(y); return; } int main(){ ios::sync_with_stdio(false); cin.tie(0); int t = 1; //cin>>t; rep(i,t){ solve(); } return 0; }