結果
問題 | No.2761 Substitute and Search |
ユーザー | hato336 |
提出日時 | 2024-05-17 22:14:48 |
言語 | PyPy3 (7.3.15) |
結果 |
TLE
|
実行時間 | - |
コード長 | 10,084 bytes |
コンパイル時間 | 204 ms |
コンパイル使用メモリ | 82,148 KB |
実行使用メモリ | 481,028 KB |
最終ジャッジ日時 | 2024-05-17 22:14:56 |
合計ジャッジ時間 | 7,371 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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 | 127 ms
96,416 KB |
testcase_01 | AC | 127 ms
89,420 KB |
testcase_02 | AC | 124 ms
89,400 KB |
testcase_03 | AC | 151 ms
89,580 KB |
testcase_04 | TLE | - |
testcase_05 | -- | - |
testcase_06 | -- | - |
testcase_07 | -- | - |
testcase_08 | -- | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
ソースコード
import collections,sys,math,functools,operator,itertools,bisect,heapq,decimal,string,time,random #sys.setrecursionlimit(10**9) #https://github.com/shakayami/ACL-for-python/blob/master/lazysegtree.py class lazy_segtree(): def update(self,k):self.d[k]=self.op(self.d[2*k],self.d[2*k+1]) def all_apply(self,k,f): 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.identity def __init__(self,V,OP,E,MAPPING,COMPOSITION,ID): self.n=len(V) self.log=(self.n-1).bit_length() self.size=1<<self.log self.d=[E for i in range(2*self.size)] self.lz=[ID for i in range(self.size)] self.e=E self.op=OP self.mapping=MAPPING self.composition=COMPOSITION self.identity=ID for i in range(self.n):self.d[self.size+i]=V[i] for i in range(self.size-1,0,-1):self.update(i) def set(self,p,x): assert 0<=p and p<self.n 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 get(self,p): assert 0<=p and p<self.n p+=self.size for i in range(self.log,0,-1):self.push(p>>i) return self.d[p] 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)!=l):self.push(l>>i) if (((r>>i)<<i)!=r):self.push(r>>i) sml,smr=self.e,self.e while(l<r): if l&1: sml=self.op(sml,self.d[l]) l+=1 if r&1: r-=1 smr=self.op(self.d[r],smr) l>>=1 r>>=1 return self.op(sml,smr) def all_prod(self):return self.d[1] def apply_point(self,p,f): assert 0<=p and p<self.n 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) 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)!=l):self.push(l>>i) if (((r>>i)<<i)!=r):self.push((r-1)>>i) l2,r2=l,r while(l<r): if (l&1): self.all_apply(l,f) l+=1 if (r&1): r-=1 self.all_apply(r,f) l>>=1 r>>=1 l,r=l2,r2 for i in range(1,self.log+1): if (((l>>i)<<i)!=l):self.update(l>>i) if (((r>>i)<<i)!=r):self.update((r-1)>>i) def max_right(self,l,g): assert 0<=l and l<=self.n assert g(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(g(self.op(sm,self.d[l]))): while(l<self.size): self.push(l) l=(2*l) if (g(self.op(sm,self.d[l]))): sm=self.op(sm,self.d[l]) l+=1 return l-self.size sm=self.op(sm,self.d[l]) l+=1 if (l&-l)==l:break return self.n def min_left(self,r,g): assert (0<=r and r<=self.n) assert g(self.e) if r==0:return 0 r+=self.size for i in range(self.log,0,-1):self.push((r-1)>>i) sm=self.e while(1): r-=1 while(r>1 and (r%2)):r>>=1 if not(g(self.op(self.d[r],sm))): while(r<self.size): self.push(r) r=(2*r+1) if g(self.op(self.d[r],sm)): sm=self.op(self.d[r],sm) r-=1 return r+1-self.size sm=self.op(self.d[r],sm) if (r&-r)==r:break return 0 mod = 998244353 #区間加算・区間最小値取得 lst = lazy_segtree([],min,10**18,operator.add,operator.add,0) #区間加算・区間最大値取得 lst = lazy_segtree([],max,-10**18,operator.add,operator.add,0) #区間加算・区間和取得 lst = lazy_segtree([(alist[i],1) for i in range(n)],lambda x,y:((x[0]+y[0])%mod,x[1]+y[1]),(0,0),lambda x,y:((y[0]+x*y[1])%mod,y[1]),operator.add,0) #区間変更・区間最小値取得 lst = lazy_segtree([],min,10**18,lambda x,y:y if x == 10**18 else x,lambda x,y:y if x == 10**18 else x,10**18) #区間変更・区間最大値取得 lst = lazy_segtree([],max,-10**18,lambda x,y:y if x == -10**18 else x,lambda x,y:y if x == -10**18 else x,-10**18) #区間変更・区間和取得 lst = lazy_segtree([(alist[i],1) for i in range(n)],lambda x,y:((x[0]+y[0])%mod,x[1]+y[1]),(0,0),lambda x,y:(y[1]*x,y[1]) if x != 10**18 else y,lambda x,y:y if x == 10**18 else x,10**18) def op(x,y): return #xはlazy, yはd def mapping(x,y): return #yが作用してからxが作用する def composition(x,y): return def segfunc(x,y): return x+y #self.lazyは1~indexed #self.add(l,r,x)は0~indexdの開区間[l,r) #self.get(i)は0~indexd mod = 2**61-1 class cheapSegTree: def __init__(self,n): self.segfunc=lambda x,y:(x+y)%mod self.num = 1<<(n-1).bit_length() self.lazy = [0]*2*self.num def update(self,l,r,x): #下のコードで self.lazy[index]が[l,r)に含まれるindexを網羅できるらしい #ノーマルセグ木の区間取得とかでもつかえてすごいけど原理は分からない l+=self.num r+=self.num while l<r: if l&1: self.lazy[l]=self.segfunc(self.lazy[l],x) l+=1 if r&1: self.lazy[r-1]=self.segfunc(self.lazy[r-1],x) l>>=1 r>>=1 def get(self,i): res=0 i+=self.num while i: res=self.segfunc(res,self.lazy[i]) i>>=1 return res #https://github.com/shakayami/ACL-for-python/blob/master/segtree.py class segtree(): n=1 size=1 log=2 d=[0] op=None e=10**15 def __init__(self,V,OP,E): self.n=len(V) self.op=OP self.e=E self.log=(self.n-1).bit_length() self.size=1<<self.log self.d=[E for i in range(2*self.size)] for i in range(self.n): self.d[self.size+i]=V[i] for i in range(self.size-1,0,-1): self.update(i) def set(self,p,x): assert 0<=p and p<self.n p+=self.size self.d[p]=x for i in range(1,self.log+1): self.update(p>>i) def get(self,p): assert 0<=p and p<self.n return self.d[p+self.size] def prod(self,l,r): assert 0<=l and l<=r and r<=self.n sml=self.e smr=self.e l+=self.size r+=self.size while(l<r): if (l&1): sml=self.op(sml,self.d[l]) l+=1 if (r&1): smr=self.op(self.d[r-1],smr) r-=1 l>>=1 r>>=1 return self.op(sml,smr) def all_prod(self): return self.d[1] def max_right(self,l,f): assert 0<=l and l<=self.n assert f(self.e) if l==self.n: return self.n l+=self.size sm=self.e while(1): while(l%2==0): l>>=1 if not(f(self.op(sm,self.d[l]))): while(l<self.size): l=2*l if f(self.op(sm,self.d[l])): sm=self.op(sm,self.d[l]) l+=1 return l-self.size sm=self.op(sm,self.d[l]) l+=1 if (l&-l)==l: break return self.n def min_left(self,r,f): assert 0<=r and r<=self.n assert f(self.e) if r==0: return 0 r+=self.size sm=self.e while(1): r-=1 while(r>1 and (r%2)): r>>=1 if not(f(self.op(self.d[r],sm))): while(r<self.size): r=(2*r+1) if f(self.op(self.d[r],sm)): sm=self.op(self.d[r],sm) r-=1 return r+1-self.size sm=self.op(self.d[r],sm) if (r& -r)==r: break return 0 def update(self,k): self.d[k]=self.op(self.d[2*k],self.d[2*k+1]) def __str__(self): return str([self.get(i) for i in range(self.n)]) #sys.set_int_max_str_digits(0) input = sys.stdin.readline #n = int(input()) # mod = 2**61-1 #alist = [] #s = input() n,l,q = map(int,input().split()) lst = [segtree([0 for j in range(l)],lambda x,y:(x+y)%mod,0) for fjdfb in range(n)] base = random.randint(100,10000) s = [] base_pow = [pow(base,i,mod) for i in range(5000+10)] for i in range(n): t = list(input().rstrip()) s.append(t) temp = 0 for j in range(l): lst[i].set(j,(ord(t[j]) - ord('a')) * base_pow[j]) for _ in range(q): query = list(input().split()) if query[0] == '1': t,k,c,d = query k = int(k) k -= 1 for i in range(n): if s[i][k] == c: lst[i].set(k,((ord(d) - ord('a')) * base_pow[k])) s[i][k] = d else: e,t = query t = t.rstrip() t = list(t) ans = 0 temp = 0 for i in range(len(t)): temp += (ord(t[i]) - ord('a')) * base_pow[i] temp %= mod for i in range(n): if lst[i].prod(0,len(t)) == temp: ans += 1 print(ans)