# oj t -c "python3 main.py" import sys,math from collections import defaultdict,deque from itertools import combinations,permutations,accumulate,product from bisect import bisect_left,bisect_right from heapq import heappop,heappush,heapify #from more_itertools import distinct_permutations,distinct_combinations #from sortedcontainers import SortedList,SortedSet def input():return sys.stdin.readline().rstrip() def ii(): return int(input()) def ms(): return map(int, input().split()) def li(): return list(map(int,input().split())) inf = pow(10,18) mod = 998244353 #///////////////////////////////// N,Q = ms() A = li() class lazy_segtree(): # すべて 0-index def _update(self,k):self.data[k]=self.op(self.data[2*k],self.data[2*k+1]) def _all_apply(self,k,f): self.data[k]=self.mapping(f,self.data[k]) if (k>i) self.data[p]=x for i in range(1,self.log+1):self._update(p>>i) # data[p] を取得する def get(self,p): assert 0<=p and p>i) return self.data[p] # 区間 [l,r) の演算結果を返す def prod(self,l,r): assert 0<=l and l<=r and r<=self.n if l==r:return self.e l+=self.size r+=self.size for i in range(self.log,0,-1): if (((l>>i)<>i) if (((r>>i)<>i) sml,smr=self.e,self.e while(l>=1 r>>=1 return self.op(sml,smr) # 全区間の演算結果を返す def all_prod(self):return self.data[1] # 一点に対して操作する # あんまわからん def apply_point(self,p,f): assert 0<=p and p>i) self.data[p]=self.mapping(f,self.data[p]) for i in range(1,self.log+1):self._update(p>>i) # 区間操作 # f は mapping に与える引数の f def apply(self,l,r,f): assert 0<=l and l<=r and r<=self.n if l==r:return l+=self.size r+=self.size for i in range(self.log,0,-1): if (((l>>i)<>i) if (((r>>i)<>i) l2,r2=l,r while(l>=1 r>>=1 l,r=l2,r2 for i in range(1,self.log+1): if (((l>>i)<>i) if (((r>>i)<>i) # check(operate(data[l],data[l+1],...,data[r-1])) = True # を満たす最大の r を返す def max_right(self,l,check): assert 0<=l and l<=self.n assert check(self.e) if l==self.n:return self.n l+=self.size for i in range(self.log,0,-1):self._push(l>>i) sm=self.e while(1): while(l%2==0):l>>=1 if not(check(self.op(sm,self.data[l]))): while(l>i) sm=self.e while(1): r-=1 while(r>1 and (r%2)):r>>=1 if not(check(self.op(self.data[r],sm))): while(r