結果

問題 No.1099 Range Square Sum
ユーザー 👑 hos.lyrichos.lyric
提出日時 2020-06-26 21:54:31
言語 D
(dmd 2.106.1)
結果
AC  
実行時間 356 ms / 2,000 ms
コード長 3,796 bytes
コンパイル時間 920 ms
コンパイル使用メモリ 125,800 KB
実行使用メモリ 36,792 KB
最終ジャッジ日時 2024-06-22 07:30:45
合計ジャッジ時間 6,193 ms
ジャッジサーバーID
(参考情報)
judge2 / judge4
このコードへのチャレンジ
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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 1 ms
6,812 KB
testcase_01 AC 1 ms
6,944 KB
testcase_02 AC 1 ms
6,940 KB
testcase_03 AC 1 ms
6,940 KB
testcase_04 AC 1 ms
6,944 KB
testcase_05 AC 1 ms
6,944 KB
testcase_06 AC 1 ms
6,940 KB
testcase_07 AC 1 ms
6,940 KB
testcase_08 AC 1 ms
6,944 KB
testcase_09 AC 1 ms
6,940 KB
testcase_10 AC 1 ms
6,940 KB
testcase_11 AC 3 ms
6,944 KB
testcase_12 AC 4 ms
6,940 KB
testcase_13 AC 3 ms
6,944 KB
testcase_14 AC 3 ms
6,940 KB
testcase_15 AC 3 ms
6,944 KB
testcase_16 AC 3 ms
6,940 KB
testcase_17 AC 3 ms
6,944 KB
testcase_18 AC 3 ms
6,940 KB
testcase_19 AC 3 ms
6,940 KB
testcase_20 AC 3 ms
6,940 KB
testcase_21 AC 352 ms
36,792 KB
testcase_22 AC 353 ms
29,776 KB
testcase_23 AC 347 ms
33,252 KB
testcase_24 AC 356 ms
29,768 KB
testcase_25 AC 353 ms
31,208 KB
testcase_26 AC 319 ms
31,176 KB
testcase_27 AC 323 ms
30,744 KB
testcase_28 AC 321 ms
28,616 KB
testcase_29 AC 320 ms
27,872 KB
testcase_30 AC 324 ms
30,612 KB
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ソースコード

diff #

import std.conv, std.functional, std.range, std.stdio, std.string;
import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons;
import core.bitop;

class EOFException : Throwable { this() { super("EOF"); } }
string[] tokens;
string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; }
int readInt() { return readToken.to!int; }
long readLong() { return readToken.to!long; }
real readReal() { return readToken.to!real; }

bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } }
bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } }

int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; }
int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); }
int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); }


class SegmentTree(T, S, alias opTT, alias opST, alias opSS) {
  import std.functional : binaryFun;
  alias opTTFun = binaryFun!opTT;
  alias opSTFun = opST;
  alias opSSFun = binaryFun!opSS;
  const(T) idT;
  const(S) idS;

  int n;
  T[] ts;
  S[] ss;
  this(int n_, const(T) idT, const(S) idS) {
    this.idT = idT;
    this.idS = idS;
    for (n = 1; n < n_; n <<= 1) {}
    ts = new T[n << 1];
    ss = new S[n << 1];
    ts[] = idT;
    ss[] = idS;
  }
  ref T at(int a) {
    return ts[n + a];
  }
  void build() {
    foreach_reverse (a; 1 .. n) ts[a] = opTTFun(ts[a << 1], ts[a << 1 | 1]);
  }
  T query(int a, int b, const(S) s) {
    return query(1, 0, n, a, b, s);
  }

 private:
  T query(int u, int l, int r, int a, int b, const(S) s) {
    if (a < l) a = l;
    if (b > r) b = r;
    if (a >= b) return idT;
    if (a == l && b == r) {
      ts[u] = opSTFun(s, ts[u], r - l);
      ss[u] = opSSFun(s, ss[u]);
      return ts[u];
    }
    const int uL = u << 1, uR = u << 1 | 1;
    const int mid = (l + r) >> 1;
    // speed-up: if (ss[u] != idS)
    {
      ts[uL] = opSTFun(ss[u], ts[uL], mid - l);
      ts[uR] = opSTFun(ss[u], ts[uR], r - mid);
      ss[uL] = opSSFun(ss[u], ss[uL]);
      ss[uR] = opSSFun(ss[u], ss[uR]);
      ss[u] = idS;
    }
    const T resL = query(uL, l, mid, a, b, s);
    const T resR = query(uR, mid, r, a, b, s);
    ts[u] = opTTFun(ts[uL], ts[uR]);
    return opTTFun(resL, resR);
  }
}


void main() {
  try {
    for (; ; ) {
      const N = readInt();
      auto A = new long[N];
      foreach (i; 0 .. N) {
        A[i] = readLong();
      }
      const Q = readInt();
      auto typ = new int[Q];
      auto L = new int[Q];
      auto R = new int[Q];
      auto X = new long[Q];
      foreach (q; 0 .. Q) {
        typ[q] = readInt();
        L[q] = readInt() - 1;
        R[q] = readInt();
        if (typ[q] == 1) {
          X[q] = readLong();
        }
      }
      
      alias T = Tuple!(long, "sum1", long, "sum2");
      T opTT(T t0, T t1) {
        return T(t0.sum1 + t1.sum1, t0.sum2 + t1.sum2);
      }
      T opST(long s, T t, int sz) {
        return T(t.sum1 + s * sz, t.sum2 + 2 * s * t.sum1 + s^^2 * sz);
      }
      
      auto seg = new SegmentTree!(T, long, opTT, opST, (s0, s1) => (s0 + s1))(N, T(0, 0), 0);
      foreach (i; 0 .. N) {
        seg.at(i) = T(A[i], A[i]^^2);
      }
      seg.build;
      foreach (q; 0 .. Q) {
        if (typ[q] == 1) {
          seg.query(L[q], R[q], X[q]);
        } else {
          const res = seg.query(L[q], R[q], 0);
          writeln(res.sum2);
        }
      }
    }
  } catch (EOFException e) {
  }
}
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