結果
| 問題 |
No.317 辺の追加
|
| ユーザー |
holeguma
|
| 提出日時 | 2015-12-10 01:06:22 |
| 言語 | Java (openjdk 23) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 4,027 bytes |
| コンパイル時間 | 2,464 ms |
| コンパイル使用メモリ | 78,800 KB |
| 実行使用メモリ | 47,464 KB |
| 最終ジャッジ日時 | 2024-09-15 07:02:03 |
| 合計ジャッジ時間 | 6,546 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | WA * 2 |
| other | TLE * 1 -- * 37 |
ソースコード
import java.io.InputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.InputMismatchException;
import java.util.NoSuchElementException;
import java.math.BigInteger;
public class Main{
static PrintWriter out;
static InputReader ir;
static void solve(){
int n=ir.nextInt();
int m=ir.nextInt();
UnionFindTree uf=new UnionFindTree(n);
boolean[] s=new boolean[n];
int[] cc=new int[n+1];
Arrays.fill(cc,-1);
for(int i=0;i<m;i++) uf.unite(ir.nextInt()-1,ir.nextInt()-1);
for(int i=0;i<n;i++){
int cnt=0;
if(s[i]) continue;
for(int j=i+1;j<n;j++){
if(s[j]) continue;
if(uf.same(i,j)){
s[j]=true;
cnt++;
}
}
cc[cnt]++;
}
int[] dp=new int[n+1];
Arrays.fill(dp,1<<30);
for(int i=1;i<=n;i++){
if(cc[i]!=0) dp[i]=0;
for(int j=n;j>=1;j--){
if(dp[j]!=1<<30){
for(int k=0;k<cc[i]&&j+i*k<=n;k++){
dp[j+i*k]=Math.min(dp[j+i*k],dp[j]+k);
}
}
}
}
for(int i=1;i<=n;i++){
out.println((dp[i]==1<<30)?-1:dp[i]);
}
}
static class UnionFindTree{
private int[] par;
private int[] rank;
public UnionFindTree(int size){
par=new int[size];
rank=new int[size];
for(int i=0;i<size;i++){
par[i]=i;
rank[i]=0;
}
}
private int find(int x){
if(par[x]==x) return x;
else return par[x]=find(par[x]);
}
public void unite(int x,int y){
x=find(x);
y=find(y);
if(x==y) return;
else if(rank[x]>rank[y]) par[y]=x;
else{
par[x]=y;
if(rank[x]==rank[y]) rank[y]++;
}
}
public boolean same(int x,int y){
return find(x)==find(y);
}
}
public static void main(String[] args) throws Exception{
ir=new InputReader(System.in);
out=new PrintWriter(System.out);
solve();
out.flush();
}
static class InputReader {
private InputStream in;
private byte[] buffer=new byte[1024];
private int curbuf;
private int lenbuf;
public InputReader(InputStream in) {this.in=in; this.curbuf=this.lenbuf=0;}
public boolean hasNextByte() {
if(curbuf>=lenbuf){
curbuf= 0;
try{
lenbuf=in.read(buffer);
}catch(IOException e) {
throw new InputMismatchException();
}
if(lenbuf<=0) return false;
}
return true;
}
private int readByte(){if(hasNextByte()) return buffer[curbuf++]; else return -1;}
private boolean isSpaceChar(int c){return !(c>=33&&c<=126);}
private void skip(){while(hasNextByte()&&isSpaceChar(buffer[curbuf])) curbuf++;}
public boolean hasNext(){skip(); return hasNextByte();}
public String next(){
if(!hasNext()) throw new NoSuchElementException();
StringBuilder sb=new StringBuilder();
int b=readByte();
while(!isSpaceChar(b)){
sb.appendCodePoint(b);
b=readByte();
}
return sb.toString();
}
public int nextInt() {
if(!hasNext()) throw new NoSuchElementException();
int c=readByte();
while (isSpaceChar(c)) c=readByte();
boolean minus=false;
if (c=='-') {
minus=true;
c=readByte();
}
int res=0;
do{
if(c<'0'||c>'9') throw new InputMismatchException();
res=res*10+c-'0';
c=readByte();
}while(!isSpaceChar(c));
return (minus)?-res:res;
}
public long nextLong() {
if(!hasNext()) throw new NoSuchElementException();
int c=readByte();
while (isSpaceChar(c)) c=readByte();
boolean minus=false;
if (c=='-') {
minus=true;
c=readByte();
}
long res = 0;
do{
if(c<'0'||c>'9') throw new InputMismatchException();
res=res*10+c-'0';
c=readByte();
}while(!isSpaceChar(c));
return (minus)?-res:res;
}
public double nextDouble(){return Double.parseDouble(next());}
public BigInteger nextBigInteger(){return new BigInteger(next());}
public int[] nextIntArray(int n){
int[] a=new int[n];
for(int i=0;i<n;i++) a[i]=nextInt();
return a;
}
public long[] nextLongArray(int n){
long[] a=new long[n];
for(int i=0;i<n;i++) a[i]=nextLong();
return a;
}
public char[][] nextCharMap(int n,int m){
char[][] map=new char[n][m];
for(int i=0;i<n;i++) map[i]=next().toCharArray();
return map;
}
}
}
holeguma