結果
問題 | No.334 門松ゲーム |
ユーザー | holeguma |
提出日時 | 2016-01-19 21:47:16 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 164 ms / 2,000 ms |
コード長 | 3,601 bytes |
コンパイル時間 | 2,252 ms |
コンパイル使用メモリ | 81,912 KB |
実行使用メモリ | 41,136 KB |
最終ジャッジ日時 | 2024-09-21 14:27:05 |
合計ジャッジ時間 | 4,695 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 86 ms
38,428 KB |
testcase_01 | AC | 46 ms
36,572 KB |
testcase_02 | AC | 117 ms
39,756 KB |
testcase_03 | AC | 80 ms
38,092 KB |
testcase_04 | AC | 79 ms
38,152 KB |
testcase_05 | AC | 85 ms
39,808 KB |
testcase_06 | AC | 119 ms
41,028 KB |
testcase_07 | AC | 84 ms
38,360 KB |
testcase_08 | AC | 121 ms
40,836 KB |
testcase_09 | AC | 88 ms
39,432 KB |
testcase_10 | AC | 114 ms
39,424 KB |
testcase_11 | AC | 143 ms
41,100 KB |
testcase_12 | AC | 163 ms
41,008 KB |
testcase_13 | AC | 160 ms
41,136 KB |
testcase_14 | AC | 86 ms
39,184 KB |
testcase_15 | AC | 164 ms
40,848 KB |
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[] k=ir.nextIntArray(n); long f=dfs((1<<n)-1,k); if(f==Long.MAX_VALUE) out.println(-1); else out.println((int)(f>>>32&0xffff)+" "+(int)(f>>>16&0xffff)+" "+(int)(f&0xffff)); } static long[] dp=new long[1<<12]; public static long dfs(int m,int[] k){ if(dp[m]!=0) return dp[m]; int n=k.length; int[] sel=new int[3]; long ret=Long.MAX_VALUE; if(Integer.bitCount(m)<3) return dp[m]=ret; for(int i=0;i<1<<n;i++){ if(Integer.bitCount(i)==3&&(m&i)==i){ int p=0; for(int j=0;j<n&&p<3;j++){ if((i&(1<<j))!=0){ sel[p++]=j; } } if(isKS(k[sel[0]],k[sel[1]],k[sel[2]])&&dfs(m&~i,k)==Long.MAX_VALUE){ ret=Math.min(ret,(long)sel[0]<<32|sel[1]<<16|sel[2]); } } } return dp[m]=ret; } public static boolean isKS(int a,int b,int c){ return (long)(a-b)*(b-c)<0?true:false; } 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; } } }