結果
| 問題 |
No.2421 entersys?
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2023-08-12 14:29:47 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 1,659 ms / 3,000 ms |
| コード長 | 3,070 bytes |
| コンパイル時間 | 252 ms |
| コンパイル使用メモリ | 82,224 KB |
| 実行使用メモリ | 316,588 KB |
| 最終ジャッジ日時 | 2024-11-19 19:46:58 |
| 合計ジャッジ時間 | 25,983 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 28 |
ソースコード
class BIT:
def __init__(self, n):
self.size = n
self.tree = [0]*(n+1)
def build(self, list):
self.tree[1:] = list.copy()
for i in range(self.size+1):
j = i + (i & (-i))
if j < self.size+1:
self.tree[j] += self.tree[i]
def sum(self, i):
# [0, i) の要素の総和を返す
s = 0
while i>0:
s += self.tree[i]
i -= i & -i
return s
# 0 index を 1 index に変更 転倒数を求めるなら1を足していく
def add(self, i, x):
i += 1
while i <= self.size:
self.tree[i] += x
i += i & -i
# 総和がx以上になる位置のindex をbinary search
def bsearch(self,x):
le = 0
ri = 1<<(self.size.bit_length()-1)
while ri > 0:
if le+ri <= self.size and self.tree[le+ri]<x:
x -= self.tree[le+ri]
le += ri
ri >>= 1
return le+1
n = int(input())
member = {}
alls = set()
XLR = []
for i in range(n):
x,l,r = input().split()
l,r = int(l),int(r)
if x not in member:
member[x] = set()
member[x].add(l)
member[x].add(r+1)
alls.add(l)
alls.add(r+1)
XLR.append([x,l,r])
q = int(input())
Q = []
for _ in range(q):
l = input().split()
if l[0] == "1":
if l[1] not in member:
member[l[1]] = set()
l[0] = int(l[0])
l[2] = int(l[2])
member[l[1]].add(l[2])
Q.append(l)
elif l[0] == "2":
l[0] = int(l[0])
l[1] = int(l[1])
alls.add(l[1])
Q.append(l)
else:
if l[1] not in member:
member[l[1]] = set()
l[0] = int(l[0])
l[2] = int(l[2])
l[3] = int(l[3])
member[l[1]].add(l[2])
member[l[1]].add(l[3]+1)
alls.add(l[2])
alls.add(l[3]+1)
Q.append(l)
keys = sorted(member.keys())
member_dic = {x:i for i,x in enumerate(keys)}
bits = [BIT(len(member[key])) for key in keys]
compress = []
for key in keys:
comp_keys = {x:i for i,x in enumerate(sorted(member[key]))}
compress.append(comp_keys)
all_coms = {x:i for i,x in enumerate(sorted(alls))}
all_bit = BIT(len(all_coms))
for x,l,r in XLR:
num = member_dic[x]
bits[num].add(compress[num][l],1)
bits[num].add(compress[num][r+1],-1)
all_bit.add(all_coms[l],1)
all_bit.add(all_coms[r+1],-1)
for q in Q:
# print("query",q)
if q[0] == 1:
# print("A")
num = member_dic[q[1]]
pos = compress[num][q[2]]
if bits[num].sum(pos+1):
print("Yes")
else:
print("No")
elif q[0] == 2:
# print("B")
pos = all_coms[q[1]]
print(all_bit.sum(pos+1))
else:
# print(q)
# print("C")
num = member_dic[q[1]]
l,r = q[2:]
all_bit.add(all_coms[l],1)
all_bit.add(all_coms[r+1],-1)
bits[num].add(compress[num][l],1)
bits[num].add(compress[num][r+1],-1)