結果

問題 No.1099 Range Square Sum
ユーザー shotoyooshotoyoo
提出日時 2021-06-21 23:43:50
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 1,912 ms / 2,000 ms
コード長 4,738 bytes
コンパイル時間 230 ms
コンパイル使用メモリ 82,688 KB
実行使用メモリ 286,784 KB
最終ジャッジ日時 2024-06-22 22:57:46
合計ジャッジ時間 18,495 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 38 ms
53,376 KB
testcase_01 AC 40 ms
53,376 KB
testcase_02 AC 41 ms
53,504 KB
testcase_03 AC 37 ms
53,376 KB
testcase_04 AC 37 ms
53,504 KB
testcase_05 AC 36 ms
53,376 KB
testcase_06 AC 37 ms
53,632 KB
testcase_07 AC 38 ms
53,376 KB
testcase_08 AC 37 ms
53,632 KB
testcase_09 AC 37 ms
53,632 KB
testcase_10 AC 37 ms
52,992 KB
testcase_11 AC 143 ms
79,360 KB
testcase_12 AC 144 ms
78,208 KB
testcase_13 AC 144 ms
78,208 KB
testcase_14 AC 142 ms
78,592 KB
testcase_15 AC 133 ms
78,848 KB
testcase_16 AC 143 ms
77,952 KB
testcase_17 AC 143 ms
78,592 KB
testcase_18 AC 143 ms
79,104 KB
testcase_19 AC 142 ms
78,336 KB
testcase_20 AC 142 ms
78,464 KB
testcase_21 AC 1,888 ms
285,672 KB
testcase_22 AC 1,912 ms
283,836 KB
testcase_23 AC 1,852 ms
284,808 KB
testcase_24 AC 1,766 ms
284,652 KB
testcase_25 AC 1,803 ms
286,784 KB
testcase_26 AC 1,091 ms
165,004 KB
testcase_27 AC 1,108 ms
165,524 KB
testcase_28 AC 1,073 ms
165,780 KB
testcase_29 AC 1,073 ms
164,748 KB
testcase_30 AC 1,065 ms
163,248 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

import sys
input = lambda : sys.stdin.readline().rstrip()

sys.setrecursionlimit(2*10**5+10)
write = lambda x: sys.stdout.write(x+"\n")
debug = lambda x: sys.stderr.write(x+"\n")
writef = lambda x: print("{:.12f}".format(x))

### 遅延評価セグメント木(はやい非DFS)
class LSG:
    def __init__(self,n, a=None):
        self._n = n
        self._ninf = ninf
        self._op = op
        self._mapping = mapping
        self._composition = composition
        self._f0 = f0
        x = 0
        while (1 << x) < self._n:
            x += 1
        self._log = x
        self._size = 1 << self._log
        self._d = [self._ninf] * (2 * self._size)
        self._lz = [self._f0] * self._size
        if a is not None:
            for i in range(self._n):
                self._d[self._size + i] = a[i]
            for i in range(self._size - 1, 0, -1):
                self._update(i)
    def check(self):
        return [self.query_point(p) for p in range(self._n)]
    def update_point(self, p, x):
        p += self._size
        for i in range(self._log, 0, -1):
            self._push(p >> i)
        self._d[p] = x
        for i in range(1, self._log + 1):
            self._update(p >> i)
    def query_point(self, p):
        p += self._size
        for i in range(self._log, 0, -1):
            self._push(p >> i)
        return self._d[p]
    def query(self, left, right):
        if left == right:
            return self._ninf
        left += self._size
        right += self._size
        for i in range(self._log, 0, -1):
            if ((left >> i) << i) != left:
                self._push(left >> i)
            if ((right >> i) << i) != right:
                self._push(right >> i)
        sml = self._ninf
        smr = self._ninf
        while left < right:
            if left & 1:
                sml = self._op(sml, self._d[left])
                left += 1
            if right & 1:
                right -= 1
                smr = self._op(self._d[right], smr)
            left >>= 1
            right >>= 1
        return self._op(sml, smr)
    def query_all(self):
        return self._d[1]
    def update(self, left, right, f):
        if right is None:
            p = left
            p += self._size
            for i in range(self._log, 0, -1):
                self._push(p >> i)
            self._d[p] = self._mapping(f, self._d[p])
            for i in range(1, self._log + 1):
                self._update(p >> i)
        else:
            if left == right:
                return
            left += self._size
            right += self._size
            for i in range(self._log, 0, -1):
                if ((left >> i) << i) != left:
                    self._push(left >> i)
                if ((right >> i) << i) != right:
                    self._push((right - 1) >> i)
            l2 = left
            r2 = right
            while left < right:
                if left & 1:
                    self._all_apply(left, f)
                    left += 1
                if right & 1:
                    right -= 1
                    self._all_apply(right, f)
                left >>= 1
                right >>= 1
            left = l2
            right = r2
            for i in range(1, self._log + 1):
                if ((left >> i) << i) != left:
                    self._update(left >> i)
                if ((right >> i) << i) != right:
                    self._update((right - 1) >> i)
    def _update(self, k):
        self._d[k] = self._op(self._d[2 * k], self._d[2 * k + 1])
    def _all_apply(self, k, f) -> None:
        self._d[k] = self._mapping(f, self._d[k])
        if k < self._size:
            self._lz[k] = self._composition(f, self._lz[k])
    def _push(self, k):
        self._all_apply(2 * k, self._lz[k])
        self._all_apply(2 * k + 1, self._lz[k])
        self._lz[k] = self._f0
    def loc(self, l, r):
        return self._lz[self._size+l : self._size+r]
    
ninf = (0,0,0) # (和, 積和, 個数)
f0 = 0
def op(x,y):
    return (x[0]+y[0], x[1]+y[1]+x[0]*y[0], x[2]+y[2])
def mapping(f,x):
    return (
        x[0] + f*x[2],
        x[1] + x[0]*f*(x[2]-1) + f*f*x[2]*(x[2]-1)//2,
        x[2]
    )
# composition: あとからきたクエリがf1に入る
def composition(f1,f2):
    return f1+f2

n = int(input())
a = list(map(int, input().split()))
sg = LSG(n, [(v,0,1) for v in a])
q = int(input())
ans = []
for i in range(q):
    s = input().split()
    if s[0]=="1":
        _,l,r,x = map(int, s)
        l -= 1
        r -= 1
        sg.update(l,r+1,x)
    else:
        _,l,r = map(int, s)
        l -= 1
        r -= 1
        val = sg.query(l,r+1)
#         print(val)
        ans.append(val[0]**2-2*val[1])
write("\n".join(map(str, ans)))
0