結果
問題 | No.1067 #いろいろな色 / Red and Blue and more various colors (Middle) |
ユーザー |
|
提出日時 | 2020-06-11 18:40:40 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 946 ms / 2,000 ms |
コード長 | 3,598 bytes |
コンパイル時間 | 2,537 ms |
コンパイル使用メモリ | 79,116 KB |
実行使用メモリ | 90,088 KB |
最終ジャッジ日時 | 2024-06-24 03:09:35 |
合計ジャッジ時間 | 11,723 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 25 |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.util.Arrays; import java.util.NoSuchElementException; import java.util.PriorityQueue; public class Main { public static void main(String[] args) { new Main().run(); } class State implements Comparable<State>{ int id; int col; int num; public State(int id,int col,int num) { this.id=id; this.col=col; this.num=num; } @Override public int compareTo(State o) { return -Integer.compare(col, o.col); } } final long MOD=998244353; void run() { FastScanner sc=new FastScanner(); int N=sc.nextInt(); int Q=sc.nextInt(); long[] A=new long[N+1]; long[] ans=new long[Q]; long[] prd=new long[N+1]; for (int i=0;i<N;++i) { A[i]=-sc.nextLong(); } A[N]=0; Arrays.sort(A); for (int i=0;i<N;++i) A[i]*=-1; prd[N]=1; for (int i=N-1;i>=0;--i) prd[i]=prd[i+1]*A[i]%MOD; PriorityQueue<State> pq=new PriorityQueue<>(); for (int i=0;i<Q;++i) { int l=sc.nextInt(); int r=sc.nextInt(); int p=sc.nextInt(); for (int j=l;j<=r;++j) { pq.add(new State(i, j, p)); } } long[] dp=new long[N+1]; dp[0]=1; for (int i=0;i<=N;++i) { while (!pq.isEmpty() && A[i]<pq.peek().col) { State s=pq.poll(); ans[s.id]^=dp[s.num]*prd[i]%MOD; } for (int j=N;j>=0;--j) { dp[j]=((j==0?0:dp[j-1])+(A[i]-1)*dp[j]%MOD)%MOD; } } for (int i=0;i<Q;++i) { System.out.println(ans[i]); } } void tr(Object...o) {System.out.println(Arrays.deepToString(o));} } class FastScanner { private final InputStream in = System.in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; private boolean hasNextByte() { if (ptr < buflen) { return true; }else{ ptr = 0; try { buflen = in.read(buffer); } catch (IOException e) { e.printStackTrace(); } if (buflen <= 0) { return false; } } return true; } private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;} private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;} public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();} public String next() { if (!hasNext()) throw new NoSuchElementException(); StringBuilder sb = new StringBuilder(); int b = readByte(); while(isPrintableChar(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public long nextLong() { if (!hasNext()) throw new NoSuchElementException(); long n = 0; boolean minus = false; int b = readByte(); if (b == '-') { minus = true; b = readByte(); } if (b < '0' || '9' < b) { throw new NumberFormatException(); } while(true){ if ('0' <= b && b <= '9') { n *= 10; n += b - '0'; }else if(b == -1 || !isPrintableChar(b)){ return minus ? -n : n; }else{ throw new NumberFormatException(); } b = readByte(); } } public int nextInt() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException(); return (int) nl; } public double nextDouble() { return Double.parseDouble(next());} }