結果
| 問題 | No.3732 Labyrinth Maker |
| コンテスト | |
| ユーザー |
caz37OwO
|
| 提出日時 | 2026-09-30 18:32:38 |
| 言語 | C++23(gcc16) (gcc 16.1.0 + boost 1.92.0 + ACL) |
| 結果 |
WA
不安定
|
| 実行時間 | - |
| コード長 | 4,893 bytes |
| 記録 | |
| コンパイル時間 | 7,081 ms |
| コンパイル使用メモリ | 398,964 KB |
| 実行使用メモリ | 23,296 KB |
| 最終ジャッジ日時 | 2026-09-30 18:33:22 |
| 合計ジャッジ時間 | 41,632 ms |
|
ジャッジサーバーID (参考情報) |
judge3_0 / judge4_0 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 23 WA * 36 |
コンパイルメッセージ
main.cpp: In function 'tup2<long long int> grid_move(ll, ll, ll)':
main.cpp:93:1: warning: control reaches end of non-void function [-Wreturn-type]
93 | }
| ^
main.cpp: In function 'void solve()':
main.cpp:200:9: warning: 'c' may be used uninitialized [-Wmaybe-uninitialized]
200 | if(c==0) p++;
| ^~
main.cpp:178:10: note: 'c' was declared here
178 | ll c;
| ^
main.cpp:145:15: warning: 'c' may be used uninitialized [-Wmaybe-uninitialized]
145 | if(p<N&&S[h][w]==c) p++;
| ~~~^~~~~~~~~~~~
main.cpp:126:8: note: 'c' was declared here
126 | ll c;
| ^
ソースコード
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
using ll=long long;
using ldub=long double;
using lldub=__float128;
using str=string;
using mint=modint;
template<class T=ll>
using tup2=tuple<T,T>;
template<class T=ll>
using tup3=tuple<T,T,T>;
template<class T=ll>
using tup4=tuple<T,T,T,T>;
template<class T=ll>
using tup5=tuple<T,T,T,T,T>;
template<class T=ll>
using tup6=tuple<T,T,T,T,T,T>;
template<class T=ll>
using tup7=tuple<T,T,T,T,T,T,T>;
template<class T=ll>
using vec=vector<T>;
template<class T=ll>
using vec2=vector<vec<T>>;
template<class T=ll>
using vec3=vector<vec2<T>>;
template<class T=ll>
using vec4=vector<vec3<T>>;
template<class T=ll>
using vec5=vector<vec4<T>>;
template<class T=ll>
using vec6=vector<vec5<T>>;
template<class T>
using que=queue<T>;
template<class T>
using Pque=priority_queue<T>;
template<class T>
using pque=priority_queue<T, vector<T>, greater<T>>;
struct Edge{
ll from,to,w=1,num=-1;
};
using gvec=vector<Edge>;
using gvec2=vector<gvec>;
template<class T>
bool chmax(T &a,T b){if(a<b){a=b;return 1;}return 0;}
template<class T>
bool chmin(T &a,T b){if(b<a){a=b;return 1;}return 0;}
#define pb push_back
#define pf push_front
#define pob pop_back
#define pof pop_front
#define ins insert
#define tup make_tuple
#define low lower_bound
#define pops(a) __builtin_popcountll(a)
#define ctz(a) __builtin_ctzll(a)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
#define nperm(v) next_permutation(all(v))
#define Yes cout << "Yes" << endl
#define No cout << "No" << endl
#define YN(f) cout << ((f)?"Yes":"No") << endl
const int IINF=2e9;
const ll INF=4e18;
#ifndef LOCAL
#define debug(x)
#endif
// =================================================
tup2<ll> grid_move(ll h,ll w,ll k){
if(k==0) return tup2(h+1,w);
if(k==1) return tup2(h,w+1);
if(k==2) return tup2(h-1,w);
if(k==3) return tup2(h,w-1);
}
ll out(ll h,ll w,ll H,ll W){return h<0||H<=h||w<0||W<=w;}
void solve(){
ll N;
cin >> N;
vec2 A(N,vec(N));
for(ll i=0;i<N;i++){
for(ll j=0;j<N;j++) cin >> A[i][j];
}
{
ll s=0;
for(ll i=0;i<N;i++){
for(ll j=0;j<N;j++) s+=A[i][j];
}
if(s%N){
cout << -1 << endl;
return;
}
}
if((N&1)==0){
vec2 D(N,vec(N,-1));
for(ll j=1;j<N;j++) D[0][j]=3;
for(ll j=1;j<N-1;j+=2) D[1][j]=1;
for(ll j=0;j<N-1;j+=2) D[N-1][j]=1;
for(ll i=0;i<N;i++){
for(ll j=0;j<N;j++){
if(D[i][j]!=-1) continue;
if((j&1)==0) D[i][j]=0;
else D[i][j]=2;
}
}
vec2 S(N,vec(N,-1));
ll c;
{
ll h=0,w=0,s=0;
while(S[h][w]==-1){
S[h][w]=s=(s+A[h][w])%N;
tie(h,w)=grid_move(h,w,D[h][w]);
}
vec C(N);
for(ll i=0;i<N;i++){
for(ll j=0;j<N;j++) C[S[i][j]]++;
}
ll m=*max_element(all(C));
for(ll i=0;i<N;i++) if(C[i]==m) c=i;
}
vec2 B(N,vec(N,-1));
{
ll h=0,w=0,p=0;
while(B[h][w]==-1){
B[h][w]=p%N;
if(p<N&&S[h][w]==c) p++;
tie(h,w)=grid_move(h,w,D[h][w]);
}
}
for(ll i=0;i<N;i++){
for(ll j=0;j<N;j++) cout << B[i][j]+1 << ' ';
cout << endl;
}
}else{
vec2 D(N,vec(N,-1));
for(ll j=1;j<N;j+=2) D[1][j]=3;
for(ll j=1;j<N;j+=2) D[N-1][j]=1;
for(ll j=0;j<N-1;j+=2){
ll i=N-1-j;
D[i][j]=1;
}
for(ll j=2;j<N;j+=2){
ll i=N-j;
D[i][j]=3;
}
for(ll j=0;j<N;j+=2){
for(ll i=1;i<N-1-j;i++) D[i][j]=0;
}
for(ll j=2;j<N;j+=2){
for(ll i=N-1;i>=N+1-j;i--) D[i][j]=2;
}
for(ll j=1;j<N;j+=2){
for(ll i=2;i<N-j;i++) D[i][j]=2;
for(ll i=N-j;i<N-1;i++) D[i][j]=0;
}
vec2 S(N,vec(N,-1));
vec2 B(N,vec(N,-1));
for(ll j=0;j<N-1;j+=2){
ll c;
{
ll h=1,w=j,s=0;
while(S[h][w]==-1){
S[h][w]=s=(s+A[h][w])%N;
tie(h,w)=grid_move(h,w,D[h][w]);
}
}
{
vec C(N);
C[0]++;
ll h=1,w=j,s=0;
while(S[h][w]==-1){
C[S[h][w]]++;
tie(h,w)=grid_move(h,w,D[h][w]);
}
ll m=*max_element(all(C));
for(ll i=0;i<N;i++) if(C[i]==m) c=i;
tie(h,w)=grid_move(h,w,D[h][w]);
}
{
ll h=1,w=j,p=-1;
if(c==0) p++;
while(B[h][w]==-1){
if(p==0) B[h][w]=j;
if(p==1) B[h][w]=j+1;
if(S[h][w]==c) p++;
tie(h,w)=grid_move(h,w,D[h][w]);
}
}
}
for(ll i=0;i<N;i++){
for(ll j=0;j<N;j++){
if(B[i][j]==-1) B[i][j]=N-1;
}
}
for(ll i=0;i<N;i++){
for(ll j=0;j<N;j++) cout << B[i][j]+1 << ' ';
cout << endl;
}
}
}
int main(){
ios::sync_with_stdio(false);
cin.tie(nullptr);
mint::set_mod(998244353);
// mint::set_mod(1000000007);
ll T=1;
cin >> T;
while(T--) solve();
return 0;
}
caz37OwO