結果
問題 | No.1471 Sort Queries |
ユーザー | vwxyz |
提出日時 | 2022-04-19 03:59:24 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 226 ms / 2,000 ms |
コード長 | 5,531 bytes |
コンパイル時間 | 353 ms |
コンパイル使用メモリ | 82,048 KB |
実行使用メモリ | 84,468 KB |
最終ジャッジ日時 | 2024-06-09 20:45:59 |
合計ジャッジ時間 | 6,859 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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 | 40 ms
52,992 KB |
testcase_01 | AC | 39 ms
53,632 KB |
testcase_02 | AC | 38 ms
53,632 KB |
testcase_03 | AC | 45 ms
61,400 KB |
testcase_04 | AC | 45 ms
61,440 KB |
testcase_05 | AC | 44 ms
60,800 KB |
testcase_06 | AC | 41 ms
58,240 KB |
testcase_07 | AC | 45 ms
60,416 KB |
testcase_08 | AC | 49 ms
62,720 KB |
testcase_09 | AC | 47 ms
60,288 KB |
testcase_10 | AC | 47 ms
60,160 KB |
testcase_11 | AC | 46 ms
60,672 KB |
testcase_12 | AC | 48 ms
61,696 KB |
testcase_13 | AC | 128 ms
80,128 KB |
testcase_14 | AC | 126 ms
80,332 KB |
testcase_15 | AC | 138 ms
80,120 KB |
testcase_16 | AC | 115 ms
77,696 KB |
testcase_17 | AC | 116 ms
79,872 KB |
testcase_18 | AC | 115 ms
80,064 KB |
testcase_19 | AC | 115 ms
77,808 KB |
testcase_20 | AC | 135 ms
79,992 KB |
testcase_21 | AC | 124 ms
80,128 KB |
testcase_22 | AC | 115 ms
79,820 KB |
testcase_23 | AC | 156 ms
82,828 KB |
testcase_24 | AC | 153 ms
82,560 KB |
testcase_25 | AC | 178 ms
82,688 KB |
testcase_26 | AC | 155 ms
81,724 KB |
testcase_27 | AC | 171 ms
83,456 KB |
testcase_28 | AC | 168 ms
84,220 KB |
testcase_29 | AC | 160 ms
81,264 KB |
testcase_30 | AC | 150 ms
82,176 KB |
testcase_31 | AC | 181 ms
82,084 KB |
testcase_32 | AC | 182 ms
81,328 KB |
testcase_33 | AC | 200 ms
84,096 KB |
testcase_34 | AC | 197 ms
83,840 KB |
testcase_35 | AC | 203 ms
84,468 KB |
testcase_36 | AC | 160 ms
84,224 KB |
testcase_37 | AC | 165 ms
84,204 KB |
testcase_38 | AC | 226 ms
84,352 KB |
testcase_39 | AC | 192 ms
84,224 KB |
ソースコード
import sys readline=sys.stdin.readline class Segment_Tree: def __init__(self,N,f,e,lst=None,dynamic=False): self.f=f self.e=e self.N=N if dynamic: self.segment_tree=defaultdict(lambda:self.e) else: if lst==None: self.segment_tree=[self.e]*2*self.N else: assert len(lst)<=self.N self.segment_tree=[self.e]*self.N+[x for x in lst]+[self.e]*(N-len(lst)) 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 __getitem__(self,i): if type(i)==int: if -self.N<=i<0: return self.segment_tree[i+self.N*2] elif 0<=i<self.N: return self.segment_tree[i+self.N] else: raise IndexError("list index out of range") else: a,b,c=i.start,i.stop,i.step if a==None: a=self.N else: a+=self.N if b==None: 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.segment_tree[i]=x while i>1: i>>= 1 self.segment_tree[i]=self.f(self.segment_tree[i<<1],self.segment_tree[i<<1|1]) def Build(self,lst): for i,x in enumerate(lst,self.N): self.segment_tree[i]=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]) 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 vL=self.e vR=self.e while L<R: if L&1: vL=self.f(vL,self.segment_tree[L]) L+=1 if R&1: R-=1 vR=self.f(self.segment_tree[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 Bisect_Right(self,L=None,f=None): if L==self.N: return self.N if L==None: L=0 L+=self.N vl=self.e vr=self.e l,r=L,self.N*2 while l<r: if l&1: vl=self.f(vl,self.segment_tree[l]) l+=1 if r&1: r-=1 vr=self.f(self.segment_tree[r],vr) l>>=1 r>>=1 if f(self.f(vl,vr)): return self.N v=self.e while True: while L%2==0: L>>=1 vv=self.f(v,self.segment_tree[L]) if f(vv): v=vv L+=1 else: while L<self.N: L<<=1 vv=self.f(v,self.segment_tree[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 vl=self.e vr=self.e l,r=self.N,R while l<r: if l&1: vl=self.f(vl,self.segment_tree[l]) l+=1 if r&1: r-=1 vr=self.f(self.segment_tree[r],vr) l>>=1 r>>=1 if f(self.f(vl,vr)): return 0 v=self.e while True: R-=1 while R>1 and R%2: R>>=1 vv=self.f(self.segment_tree[R],v) if f(vv): v=vv else: while R<self.N: R=2*R+1 vv=self.f(self.segment_tree[R],v) if f(vv): v=vv R-=1 return R+1-self.N def __str__(self): return "["+", ".join(map(str,self.segment_tree[self.N:]))+"]" N,Q=map(int,readline().split()) S=[ord(s)-97 for s in readline().rstrip()] lst=[[0]*26 for i in range(N)] for i in range(N): lst[i][S[i]]=1 def f(lst0,lst1): return [x+y for x,y in zip(lst0,lst1)] e=[0]*26 ST=Segment_Tree(N,f,e,lst) for _ in range(Q): L,R,X=map(int,readline().split()) L-=1 lst=ST.Fold(L,R) for i in range(26): if X<=lst[i]: ans=chr(i+97) break X-=lst[i] print(ans)