結果
問題 | No.618 labo-index |
ユーザー |
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提出日時 | 2017-11-29 18:52:06 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 797 ms / 6,000 ms |
コード長 | 3,943 bytes |
コンパイル時間 | 2,368 ms |
コンパイル使用メモリ | 79,060 KB |
実行使用メモリ | 70,044 KB |
最終ジャッジ日時 | 2024-11-27 19:06:26 |
合計ジャッジ時間 | 18,129 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 35 |
ソースコード
import java.io.*;import java.util.*;class Main {static int q;static int[]t;static long[]x;Main(){long b=0;long[]c=new long[q];int p=0;for(int i=0;i<q;++i)if(t[i]==1){c[p++]=x[i]-b;x[i]-=b;}else if(t[i]==3)b+=x[i];elsex[i]=c[(int)x[i]-1];Arrays.sort(c,0,p);int p2=0;Map<Long,Integer>hm=new HashMap<Long,Integer>();for(int i=0;i<p;++i)if(i>0&&c[i]==c[i-1]);else hm.put(c[i],p2++);long[]cc=new long[p2];p2=0;for(int i=0;i<p;++i)if(i>0&&c[i]==c[i-1]);else cc[p2++]=c[i];PlusSegmentTree st=new PlusSegmentTree();b=0;for(int i=0;i<q;++i){if(t[i]==1){int j=hm.get(x[i]);st.update(j,st.query(j,j+1)+1);}else if(t[i]==2){int j=hm.get(x[i]);st.update(j,st.query(j,j+1)-1);}elseb+=x[i];int ps=0,fl=p2+1;while(fl-ps>1){int y=(ps+fl)/2;if(st.query(y,p2)>=(y>0?cc[y-1]+1+b:-1L<<50))ps=y;elsefl=y;}if(false){out.println("b="+b);out.print("st:");for(int j=0;j<p2;++j){out.print(" "+st.query(j,j+1));}out.println();out.println("ps="+ps);}out.println(Math.min(st.query(ps,p2),ps==p2?Long.MAX_VALUE:cc[ps]+b));}}public static void main(String[] args) {MyScanner sc = new MyScanner();out = new PrintWriter(new BufferedOutputStream(System.out));q=sc.nextInt();t=new int[q];x=new long[q];for(int i=0;i<q;++i){t[i]=sc.nextInt();x[i]=sc.nextLong();}new Main();out.close();}// http://codeforces.com/blog/entry/7018//-----------PrintWriter for faster output---------------------------------public static PrintWriter out;//-----------MyScanner class for faster input----------public static class MyScanner {BufferedReader br;StringTokenizer st;public MyScanner() {br = new BufferedReader(new InputStreamReader(System.in));}String next() {while (st == null || !st.hasMoreElements()) {try {st = new StringTokenizer(br.readLine());} catch (IOException e) {e.printStackTrace();}}return st.nextToken();}int nextInt() {return Integer.parseInt(next());}long nextLong() {return Long.parseLong(next());}double nextDouble() {return Double.parseDouble(next());}String nextLine(){String str = "";try {str = br.readLine();} catch (IOException e) {e.printStackTrace();}return str;}}}class PlusSegmentTree {static final int SIZE = 1 << 17;long[] seg;PlusSegmentTree() {this.seg = new long[2 * SIZE];}void update(int x, long value) {x += SIZE - 1;this.seg[x] = value;while (x > 0) {x = (x - 1) / 2;this.seg[x] = this.seg[2 * x + 1] + this.seg[2 * x + 2];}}long query(int l, int r) {l += SIZE - 1;r += SIZE - 1;long y = 0;while (l < r) {if ((l & 1) == 0) {y += this.seg[l];}if ((r & 1) == 0) {y += this.seg[r - 1];}l /= 2;r = (r - 1) / 2;}return y;}}