結果

問題 No.879 Range Mod 2 Query
コンテスト
ユーザー vwxyz
提出日時 2024-04-10 11:49:47
言語 PyPy3
(7.3.15)
結果
WA  
実行時間 -
コード長 10,114 bytes
記録
コンパイル時間 177 ms
コンパイル使用メモリ 82,304 KB
実行使用メモリ 224,348 KB
最終ジャッジ日時 2024-10-02 13:49:21
合計ジャッジ時間 28,899 ms
ジャッジサーバーID
(参考情報)
judge3 / judge1
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 1
other AC * 3 WA * 18
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ソースコード

diff #
raw source code

import bisect
import copy
import decimal
import fractions
import heapq
import itertools
import math
import random
import sys
import time
from collections import Counter,deque,defaultdict
from functools import lru_cache,reduce
from heapq import heappush,heappop,heapify,heappushpop,_heappop_max,_heapify_max
def _heappush_max(heap,item):
    heap.append(item)
    heapq._siftdown_max(heap, 0, len(heap)-1)
def _heappushpop_max(heap, item):
    if heap and item < heap[0]:
        item, heap[0] = heap[0], item
        heapq._siftup_max(heap, 0)
    return item
from math import gcd as GCD
read=sys.stdin.read
readline=sys.stdin.readline
readlines=sys.stdin.readlines
write=sys.stdout.write
#import pypyjit
#pypyjit.set_param('max_unroll_recursion=-1')
#sys.set_int_max_str_digits(10**9)
class Lazy_Segment_Tree:
    def __init__(self,N,f,e,f_act,e_act,operate,lst=None):
        self.N=N
        self.f=f
        self.e=e
        self.f_act=f_act
        self.e_act=e_act
        self.operate=operate
        self.segment_tree=[self.e]*(self.N+self.N)
        self.segment_tree_act=[self.e_act]*(self.N+self.N)
        if lst!=None:
            for i,x in enumerate(lst):
                self.segment_tree[i+self.N]=x
            for i in range(self.N-1,0,-1):
                self.segment_tree[i]=self.f(self.segment_tree[i<<1],self.segment_tree[i<<1|1])
            self.segment_tree_act=[self.e_act]*(self.N+self.N)

    def __getitem__(self,i):
        if type(i) is int:
            if -self.N<=i<0:
                i+=self.N*2
            elif 0<=i<self.N:
                i+=self.N
            else:
                raise IndexError("list index out of range")
            self.Propagate_Above(i)
            self.Recalculate_Above(i)
            return self.Operate_At(i)
        else:
            a,b,c=i.start,i.stop,i.step
            if a==None or a<-self.N:
                a=self.N
            elif self.N<=a:
                a=self.N*2
            elif a<0:
                a+=self.N*2
            else:
                a+=self.N
            if b==None or self.N<=b:
                b=self.N*2
            elif b<-self.N:
                b=self.N
            elif b<0:
                b+=self.N*2
            else:
                b+=self.N
            return self.segment_tree[slice(a,b,c)]

    def __setitem__(self,i,x):
        if -self.N<=i<0:
            i+=self.N*2
        elif 0<=i<self.N:
            i+=self.N
        else:
            raise IndexError("list index out of range")
        self.Propagate_Above(i)
        self.segment_tree[i]=x
        self.segment_tree_act[i]=self.e_act
        self.Recalculate_Above(i)

    def Operate_At(self,i):
        return self.operate(self.segment_tree[i],self.segment_tree_act[i])

    def Propagate_At(self,i):
        self.segment_tree[i]=self.Operate_At(i)
        self.segment_tree_act[i<<1]=self.f_act(self.segment_tree_act[i<<1],self.segment_tree_act[i])
        self.segment_tree_act[i<<1|1]=self.f_act(self.segment_tree_act[i<<1|1],self.segment_tree_act[i])
        self.segment_tree_act[i]=self.e_act

    def Propagate_Above(self,i):
        H=i.bit_length()-1
        for h in range(H,0,-1):
            self.Propagate_At(i>>h)

    def Recalculate_Above(self,i):
        while i>1:
            i>>=1
            self.segment_tree[i]=self.f(self.Operate_At(i<<1),self.Operate_At(i<<1|1))

    def Build(self,lst):
        for i,x in enumerate(lst):
            self.segment_tree[i+self.N]=x
        for i in range(self.N-1,0,-1):
            self.segment_tree[i]=self.f(self.segment_tree[i<<1],self.segment_tree[i<<1|1])
        self.segment_tree_act=[self.e_act]*(self.N+self.N)

    def Fold(self,L=None,R=None):
        if L==None:
            L=self.N
        else:
            L+=self.N
        if R==None:
            R=self.N*2
        else:
            R+=self.N
        self.Propagate_Above(L//(L&-L))
        self.Propagate_Above(R//(R&-R)-1)
        vL=self.e
        vR=self.e
        while L<R:
            if L&1:
                vL=self.f(vL,self.Operate_At(L))
                L+=1
            if R&1:
                R-=1
                vR=self.f(self.Operate_At(R),vR)
            L>>=1
            R>>=1
        return self.f(vL,vR)

    def Fold_Index(self,L=None,R=None):
        if L==None:
            L=self.N
        else:
            L+=self.N
        if R==None:
            R=self.N*2
        else:
            R+=self.N
        if L==R:
            return None
        x=self.Fold(L-self.N,R-self.N)
        while L<R:
            if L&1:
                if self.segment_tree[L]==x:
                    i=L
                    break
                L+=1
            if R&1:
                R-=1
                if self.segment_tree[R]==x:
                    i=R
                    break
            L>>=1
            R>>=1
        while i<self.N:
            if self.segment_tree[i]==self.segment_tree[i<<1]:
                i<<=1
            else:
                i<<=1
                i|=1
        i-=self.N
        return i

    def Operate_Range(self,a,L=None,R=None):
        if L==None:
            L=self.N
        else:
            L+=self.N
        if R==None:
            R=self.N*2
        else:
            R+=self.N
        L0=L//(L&-L)
        R0=R//(R&-R)-1
        self.Propagate_Above(L0)
        self.Propagate_Above(R0)
        while L<R:
            if L&1:
                self.segment_tree_act[L]=self.f_act(self.segment_tree_act[L],a)
                L+=1
            if R&1:
                R-=1
                self.segment_tree_act[R]=self.f_act(self.segment_tree_act[R],a)
            L>>=1
            R>>=1
        self.Recalculate_Above(L0)
        self.Recalculate_Above(R0)

    def Update(self):
        for i in range(1,self.N):
            self.Propagate_At(i)
        for i in range(self.N,self.N*2):
            self.segment_tree[i]=self.Operate_At(i)
            self.segment_tree_act[i]=self.e_act
        for i in range(self.N-1,0,-1):
            self.segment_tree[i]=self.f(self.segment_tree[i<<1],self.segment_tree[i<<1|1])

    def Bisect_Right(self,L=None,f=None):
        if L==self.N:
            return self.N
        if L==None:
            L=0
        L+=self.N
        self.Propagate_Above(L//(L&-L))
        self.Propagate_Above(self.N//(self.N&-self.N)-1)
        l,r=L,self.N*2
        vl=self.e
        vr=self.e
        while l<r:
            if l&1:
                vl=self.f(vl,self.Operate_At(l))
                l+=1
            if r&1:
                r-=1
                vr=self.f(self.Operate_At(r),vr)
            l>>=1
            r>>=1
        if f(self.f(vl,vr)):
            return self.N
        v=self.e
        self.Propagate_Above(L)
        while True:
            while L%2==0:
                L>>=1
            vv=self.f(v,self.Operate_At(L))
            if f(vv):
                v=vv
                L+=1
            else:
                while L<self.N:
                    self.Propagate_At(L)
                    L<<=1
                    vv=self.f(v,self.Operate_At(L))
                    if f(vv):
                        v=vv
                        L+=1
                return L-self.N

    def Bisect_Left(self,R=None,f=None):
        if R==0:
            return 0
        if R==None:
            R=self.N
        R+=self.N
        self.Propagate_Above(self.N//(self.N&-self.N))
        self.Propagate_Above(R//(R&-R)-1)
        vl=self.e
        vr=self.e
        l,r=self.N,R
        while l<r:
            if l&1:
                vl=self.f(vl,self.Operate_At(l))
                l+=1
            if r&1:
                r-=1
                vr=self.f(self.Operate_At(r),vr)
            l>>=1
            r>>=1
        if f(self.f(vl,vr)):
            return 0
        v=self.e
        self.Propagate_Above(R-1)
        while True:
            R-=1
            while R>1 and R%2:
                R>>=1
            vv=self.f(self.Operate_At(R),v)
            if f(vv):
                v=vv
            else:
                while R<self.N:
                    self.Propagate_At(R)
                    R=(R<<1)|1
                    vv=self.f(self.Operate_At(R),v)
                    if f(vv):
                        v=vv
                        R-=1
                return R+1-self.N

    def __str__(self):
        import copy
        segment_tree=copy.deepcopy(self.segment_tree)
        segment_tree_act=copy.deepcopy(self.segment_tree_act)
        for i in range(1,self.N):
            segment_tree[i]=self.operate(segment_tree[i],segment_tree_act[i])
            segment_tree_act[i<<1]=self.f_act(segment_tree_act[i<<1],segment_tree_act[i])
            segment_tree_act[i<<1|1]=self.f_act(segment_tree_act[i<<1|1],segment_tree_act[i])
            segment_tree_act[i]=self.e_act
        for i in range(self.N,self.N*2):
            segment_tree[i]=self.operate(segment_tree[i],segment_tree_act[i])
            segment_tree_act[i]=self.e_act
        for i in range(self.N-1,0,-1):
            segment_tree[i]=self.f(segment_tree[i<<1],segment_tree[i<<1|1])
        return "["+", ".join(map(str,[self.operate(x,a) for x,a in zip(segment_tree[self.N:],segment_tree_act[self.N:])]))+"]"

N,Q=map(int,input().split())
A=list(map(int,input().split()))
def f(tpl0,tpl1):
    s0,ce0,co0=tpl0
    s1,ce1,co1=tpl1
    return s0+s1,ce0+ce1,co0+co1
e=(0,0,0)
def f_act(tpl_act0,tpl_act1):
    parity0,x0=tpl_act0
    parity1,x1=tpl_act1
    if parity1:
        return tpl_act1
    return parity0,x0+x1
e_act=(False,0)
def operate(tpl,tpl_act):
    s,ce,co=tpl
    parity,x=tpl_act
    if parity:
        s=co
    s+=x*(ce+co)
    if x%2:
        ce,co=co,ce
    return s,ce,co
LST=Lazy_Segment_Tree(N,f,e,f_act,e_act,operate,[(a,0,1) if a%2 else (a,1,0) for a in A])
for q in range(Q):
    query=tuple(map(int,input().split()))
    if query[0]==1:
        _,l,r=query
        l-=1
        LST.Operate_Range((True,0),l,r)
    elif query[0]==2:
        _,l,r,x=query
        l-=1
        LST.Operate_Range((False,x),l,r)
    elif query[0]==3:
        _,l,r=query
        l-=1
        ans=LST.Fold(l,r)[0]
        print(ans)
0