結果
| 問題 |
No.110 しましまピラミッド
|
| コンテスト | |
| ユーザー |
holeguma
|
| 提出日時 | 2015-12-30 04:08:43 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 53 ms / 5,000 ms |
| コード長 | 3,581 bytes |
| コンパイル時間 | 2,612 ms |
| コンパイル使用メモリ | 79,140 KB |
| 実行使用メモリ | 50,664 KB |
| 最終ジャッジ日時 | 2024-12-31 11:15:56 |
| 合計ジャッジ時間 | 5,176 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 26 |
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[] num=new int[2];
int[][] block=new int[2][];
num[0]=ir.nextInt();
block[0]=ir.nextIntArray(num[0]);
num[1]=ir.nextInt();
block[1]=ir.nextIntArray(num[1]);
Arrays.sort(block[0]);
Arrays.sort(block[1]);
int ma=0;
for(int i=0;i<2;i++){
int cur=block[i][num[i]-1];
int now=i;
for(int cnt=1;;cnt++){
int next=now^1;
int ind=lower_bound(block[next],0,num[next]-1,cur)-1;
if(ind<0){
ma=Math.max(ma,cnt);
break;
}
cur=block[next][ind];
now=next;
}
}
out.println(ma);
}
public static int lower_bound(int[] a,int fromIndex,int toIndex,int val){
if(a[fromIndex]>=val) return fromIndex;
if(a[toIndex]<val) return toIndex+1;
int lb=fromIndex-1,ub=toIndex;
while(ub-lb>1){
int mid=(ub+lb)/2;
if(a[mid]>=val){
ub=mid;
}
else{
lb=mid;
}
}
return ub;
}
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