結果

問題 No.452 横着者のビンゴゲーム
ユーザー threepipes_sthreepipes_s
提出日時 2016-12-16 22:25:49
言語 Java
(openjdk 23)
結果
AC  
実行時間 243 ms / 3,000 ms
コード長 8,161 bytes
コンパイル時間 3,056 ms
コンパイル使用メモリ 86,732 KB
実行使用メモリ 50,396 KB
最終ジャッジ日時 2024-11-30 10:39:50
合計ジャッジ時間 11,258 ms
ジャッジサーバーID
(参考情報)
judge4 / judge5
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 41
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.Closeable;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Queue;
import java.util.TreeMap;
public class Main implements Runnable{
static ContestScanner in;static Writer out;
public static void main(String[] args) {
new Thread(null, new Main(), "", 16 * 1024 * 1024).start();
}
public void run() {
try {
in = new ContestScanner();
out = new Writer();
Main solve = new Main();
solve.solve();
in.close();
out.flush();
out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
static void dump(int[]a){StringBuilder s=new StringBuilder();for(int i=0;i<a.length;i++)
s.append(a[i]).append(" ");out.println(s.toString().trim());}
static void dump(int[]a,int n){for(int i=0;i<a.length;i++)out.printf("%"+n+"d ",a[i]);out.println();}
static void dump(long[]a){StringBuilder s=new StringBuilder();for(int i=0;i<a.length;i++)
s.append(a[i]).append(" ");out.println(s.toString().trim());}
static void dump(char[]a){for(int i=0;i<a.length;i++)out.print(a[i]);out.println();}
static long pow(long a,int n){long r=1;while(n>0){if((n&1)==1)r*=a;a*=a;n>>=1;}return r;}
static String itob(int a,int l){return String.format("%"+l+"s",Integer.toBinaryString(a)).replace(' ','0');}
static void sort(int[]a){m_sort(a,0,a.length,new int[a.length]);}
static void sort(int[]a,int l){m_sort(a,0,l,new int[l]);}
static void sort(int[]a,int l,int[]buf){m_sort(a,0,l,buf);}
static void sort(int[]a,int s,int l,int[]buf){m_sort(a,s,l,buf);}
static void m_sort(int[]a,int s,int sz,int[]b)
{if(sz<7){for(int i=s;i<s+sz;i++)for(int j=i;j>s&&a[j-1]>a[j];j--)swap(a, j, j-1);return;}
m_sort(a,s,sz/2,b);m_sort(a,s+sz/2,sz-sz/2,b);int idx=s;int l=s,r=s+sz/2;final int le=s+sz/2,re=s+sz;
while(l<le&&r<re){if(a[l]>a[r])b[idx++]=a[r++];else b[idx++]=a[l++];}
while(r<re)b[idx++]=a[r++];while(l<le)b[idx++]=a[l++];for(int i=s;i<s+sz;i++)a[i]=b[i];
} /* qsort(3.5s)<<msort(9.5s)<<<shuffle+qsort(17s)<Arrays.sort(Integer)(20s) */
static void sort(long[]a){m_sort(a,0,a.length,new long[a.length]);}
static void sort(long[]a,int l){m_sort(a,0,l,new long[l]);}
static void sort(long[]a,int l,long[]buf){m_sort(a,0,l,buf);}
static void sort(long[]a,int s,int l,long[]buf){m_sort(a,s,l,buf);}
static void m_sort(long[]a,int s,int sz,long[]b)
{if(sz<7){for(int i=s;i<s+sz;i++)for(int j=i;j>s&&a[j-1]>a[j];j--)swap(a, j, j-1);return;}
m_sort(a,s,sz/2,b);m_sort(a,s+sz/2,sz-sz/2,b);int idx=s;int l=s,r=s+sz/2;final int le=s+sz/2,re=s+sz;
while(l<le&&r<re){if(a[l]>a[r])b[idx++]=a[r++];else b[idx++]=a[l++];}
while(r<re)b[idx++]=a[r++];while(l<le)b[idx++]=a[l++];for(int i=s;i<s+sz;i++)a[i]=b[i];}
static void swap(long[] a,int i,int j){final long t=a[i];a[i]=a[j];a[j]=t;}
static void swap(int[] a,int i,int j){final int t=a[i];a[i]=a[j];a[j]=t;}
static int binarySearchSmallerMax(int[]a,int v)// get maximum index which a[idx]<=v
{int l=-1,r=a.length-1,s=0;while(l<=r){int m=(l+r)/2;if(a[m]>v)r=m-1;else{l=m+1;s=m;}}return s;}
static int binarySearchSmallerMax(int[]a,int v,int l,int r)
{int s=-1;while(l<=r){int m=(l+r)/2;if(a[m]>v)r=m-1;else{l=m+1;s=m;}}return s;}
@SuppressWarnings("unchecked")
static List<Integer>[]createGraph(int n)
{List<Integer>[]g=new List[n];for(int i=0;i<n;i++)g[i]=new ArrayList<>();return g;}
void solve() throws IOException{
int n = in.nextInt();
int m = in.nextInt();
Bingo.used = new int[n*n*m];
Card[] card = new Card[m];
for(int i=0; i<m; i++){
int[][] map = new int[n][n];
for(int j=0; j<n; j++){
for(int k=0; k<n; k++){
map[j][k] = in.nextInt()-1;
}
}
card[i] = new Card(map);
}
int min = n*2;
for(int i=0; i<m; i++){
for(int j=i+1; j<m; j++){
min = Math.min(min, card[i].getMinUnion(card[j]));
}
}
System.out.println(min-1);
}
}
class Card{
Bingo[] bg;
int n;
Card(int[][] map){
n = map.length;
bg = new Bingo[n*2+2];
int id = 0;
int[] cross0 = new int[n];
int[] cross1 = new int[n];
for(int i=0; i<n; i++){
bg[id++] = new Bingo(map[i].clone());
cross0[i] = map[i][i];
cross1[i] = map[n-1-i][i];
int[] col = new int[n];
for(int j=0; j<n; j++){
col[j] = map[j][i];
}
bg[id++] = new Bingo(col);
}
bg[id++] = new Bingo(cross0);
bg[id++] = new Bingo(cross1);
}
int getMinUnion(Card c){
int min = 2*n;
for(int i=0; i<bg.length; i++){
for(int j=0; j<bg.length; j++){
min = Math.min(min, bg[i].union(c.bg[j]));
}
}
return min;
}
}
class Bingo{
static int[] used;
static int id;
int[] num;
Bingo(int[] a){
num = a;
}
int union(Bingo b){
int[] a = b.num;
id++;
int ans = a.length;
for(int i=0; i<num.length; i++){
used[num[i]] = id;
}
for(int i=0; i<a.length; i++){
if(used[a[i]]!=id) ans++;
}
return ans;
}
}
@SuppressWarnings("serial")
class MultiSet<T> extends HashMap<T, Integer>{
@Override public Integer get(Object key){return containsKey(key)?super.get(key):0;}
public void add(T key,int v){put(key,get(key)+v);}
public void add(T key){put(key,get(key)+1);}
public void sub(T key){final int v=get(key);if(v==1)remove(key);else put(key,v-1);}
public MultiSet<T> merge(MultiSet<T> set)
{MultiSet<T>s,l;if(this.size()<set.size()){s=this;l=set;}else{s=set;l=this;}
for(Entry<T,Integer>e:s.entrySet())l.add(e.getKey(),e.getValue());return l;}
}
@SuppressWarnings("serial")
class OrderedMultiSet<T> extends TreeMap<T, Integer>{
@Override public Integer get(Object key){return containsKey(key)?super.get(key):0;}
public void add(T key,int v){put(key,get(key)+v);}
public void add(T key){put(key,get(key)+1);}
public void sub(T key){final int v=get(key);if(v==1)remove(key);else put(key,v-1);}
public OrderedMultiSet<T> merge(OrderedMultiSet<T> set)
{OrderedMultiSet<T>s,l;if(this.size()<set.size()){s=this;l=set;}else{s=set;l=this;}
while(!s.isEmpty()){l.add(s.firstEntry().getKey(),s.pollFirstEntry().getValue());}return l;}
}
class Pair implements Comparable<Pair>{
int a,b;final int hash;Pair(int a,int b){this.a=a;this.b=b;hash=(a<<16|a>>16)^b;}
public boolean equals(Object obj){Pair o=(Pair)(obj);return a==o.a&&b==o.b;}
public int hashCode(){return hash;}
public int compareTo(Pair o){if(a!=o.a)return a<o.a?-1:1;else if(b!=o.b)return b<o.b?-1:1;return 0;}
}
class Timer{
long time;public void set(){time=System.currentTimeMillis();}
public long stop(){return time=System.currentTimeMillis()-time;}
public void print(){System.out.println("Time: "+(System.currentTimeMillis()-time)+"ms");}
@Override public String toString(){return"Time: "+time+"ms";}
}
class Writer extends PrintWriter{
public Writer(String filename)throws IOException
{super(new BufferedWriter(new FileWriter(filename)));}
public Writer()throws IOException{super(System.out);}
}
class ContestScanner implements Closeable{
private BufferedReader in;private int c=-2;
public ContestScanner()throws IOException
{in=new BufferedReader(new InputStreamReader(System.in));}
public ContestScanner(String filename)throws IOException
{in=new BufferedReader(new InputStreamReader(new FileInputStream(filename)));}
public String nextToken()throws IOException {
StringBuilder sb=new StringBuilder();
while((c=in.read())!=-1&&Character.isWhitespace(c));
while(c!=-1&&!Character.isWhitespace(c)){sb.append((char)c);c=in.read();}
return sb.toString();
}
public String readLine()throws IOException{
StringBuilder sb=new StringBuilder();if(c==-2)c=in.read();
while(c!=-1&&c!='\n'&&c!='\r'){sb.append((char)c);c=in.read();}
return sb.toString();
}
public long nextLong()throws IOException,NumberFormatException
{return Long.parseLong(nextToken());}
public int nextInt()throws NumberFormatException,IOException
{return(int)nextLong();}
public double nextDouble()throws NumberFormatException,IOException
{return Double.parseDouble(nextToken());}
public void close() throws IOException {in.close();}
}
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