#557755 (PyPy3) No.1099 Range Square Sum

• 問題: No.1099 Range Square Sum
• ユーザー: tamato
• 提出日時: 2020-09-25 11:24:38
• 言語: PyPy3 (7.3.15)
• 結果: AC
• 実行時間: 846 ms / 2,000 ms
• コード長: 4,001 bytes
• コンパイル時間: 221 ms
• コンパイル使用メモリ: 82,536 KB
• 実行使用メモリ: 144,152 KB
• 最終ジャッジ日時: 2024-06-28 05:47:28
• 合計ジャッジ時間: 9,893 ms
• ジャッジサーバーID （参考情報）: judge4 / judge3

ファイルパターン	結果
sample	AC * 1
other	AC * 30

ソースコード

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mod = 1000000007
eps = 10**-9
mask = (1 << 60) - 1
def main():
    import sys
    input = sys.stdin.buffer.readline
    def op(a, b):
        return (a[0] + b[0], a[1] + b[1])
    e = (0, 0)
    def mapping(a, x, seg_len):
        sqsum, sum_ = a
        sqsum_new = sqsum + seg_len * (x ** 2) + 2 * x * sum_
        sum_new = sum_ + seg_len * x
        return (sqsum_new, sum_new)
    def composition(x, y):
        return x + y
    id = 0
    class LazySegTree:
        # Range update query
        def __init__(self, A, op=op, e=e, mapping=mapping, composition=composition, id=id, initialize=True):
            self.N = len(A)
            self.LV = (self.N - 1).bit_length()
            self.N0 = 1 << self.LV
            self.op = op
            self.e = e
            self.mapping = mapping
            self.composition = composition
            self.id = id
            if initialize:
                self.data = [self.e] * self.N0 + A + [self.e] * (self.N0 - self.N)
                for i in range(self.N0 - 1, 0, -1):
                    self.data[i] = op(self.data[i * 2], self.data[i * 2 + 1])
            else:
                self.data = [self.e] * (self.N0 * 2)
            self.lazy = [id] * (self.N0 * 2)
        def _ascend(self, i):
            for _ in range(i.bit_length() - 1):
                i >>= 1
                self.data[i] = self.op(self.data[i * 2], self.data[i * 2 + 1])
        def _descend(self, idx):
            lv = idx.bit_length()
            seg_len = 1 << self.LV
            for j in range(lv - 1, 0, -1):
                seg_len >>= 1
                i = idx >> j
                x = self.lazy[i]
                if x == self.id:
                    continue
                self.lazy[i * 2] = self.composition(self.lazy[i * 2], x)
                self.lazy[i * 2 + 1] = self.composition(self.lazy[i * 2 + 1], x)
                self.lazy[i] = self.id
                self.data[i * 2] = self.mapping(self.data[i * 2], x, seg_len)
                self.data[i * 2 + 1] = self.mapping(self.data[i * 2 + 1], x, seg_len)
        # open interval [l, r)
        def apply(self, l, r, x):
            l += self.N0 - 1
            r += self.N0 - 1
            self._descend(l // (l & -l))
            self._descend(r // (r & -r) - 1)
            l_ori = l
            r_ori = r
            seg_len = 1
            while l < r:
                if l & 1:
                    self.data[l] = self.mapping(self.data[l], x, seg_len)
                    self.lazy[l] = self.composition(self.lazy[l], x)
                    l += 1
                if r & 1:
                    r -= 1
                    self.data[r] = self.mapping(self.data[r], x, seg_len)
                    self.lazy[r] = self.composition(self.lazy[r], x)
                l >>= 1
                r >>= 1
                seg_len <<= 1
            self._ascend(l_ori // (l_ori & -l_ori))
            self._ascend(r_ori // (r_ori & -r_ori) - 1)
        # open interval [l, r)
        def query(self, l, r):
            l += self.N0 - 1
            r += self.N0 - 1
            self._descend(l // (l & -l))
            self._descend(r // (r & -r) - 1)
            ret_l = self.e
            ret_r = self.e
            while l < r:
                if l & 1:
                    ret_l = self.op(ret_l, self.data[l])
                    l += 1
                if r & 1:
                    ret_r = self.op(self.data[r - 1], ret_r)
                    r -= 1
                l >>= 1
                r >>= 1
            return self.op(ret_l, ret_r)
    N = int(input())
    A = list(map(int, input().split()))
    B = [(a*a, a) for a in A]
    ST = LazySegTree(B)
    ans = []
    for _ in range(int(input())):
        query = list(map(int, input().split()))
        if query[0] == 1:
            l, r, x = query[1:]
            ST.apply(l, r+1, x)
        else:
            l, r = query[1:]
            ans.append(ST.query(l, r+1)[0])
    print(*ans, sep="\n")
if __name__ == '__main__':
    main()
 
 
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