結果
問題 | No.230 Splarraay スプラレェーイ |
ユーザー | tyawanmusi |
提出日時 | 2020-08-29 02:38:52 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 709 ms / 5,000 ms |
コード長 | 3,651 bytes |
コンパイル時間 | 353 ms |
コンパイル使用メモリ | 82,788 KB |
実行使用メモリ | 114,788 KB |
最終ジャッジ日時 | 2024-11-14 04:56:24 |
合計ジャッジ時間 | 7,241 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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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 | 37 ms
54,044 KB |
testcase_01 | AC | 37 ms
53,604 KB |
testcase_02 | AC | 36 ms
54,076 KB |
testcase_03 | AC | 38 ms
54,008 KB |
testcase_04 | AC | 38 ms
54,020 KB |
testcase_05 | AC | 104 ms
76,720 KB |
testcase_06 | AC | 198 ms
79,028 KB |
testcase_07 | AC | 94 ms
76,716 KB |
testcase_08 | AC | 148 ms
77,612 KB |
testcase_09 | AC | 429 ms
93,532 KB |
testcase_10 | AC | 423 ms
89,820 KB |
testcase_11 | AC | 331 ms
87,668 KB |
testcase_12 | AC | 430 ms
93,796 KB |
testcase_13 | AC | 226 ms
80,444 KB |
testcase_14 | AC | 246 ms
95,356 KB |
testcase_15 | AC | 496 ms
97,224 KB |
testcase_16 | AC | 557 ms
106,456 KB |
testcase_17 | AC | 709 ms
114,788 KB |
testcase_18 | AC | 396 ms
99,584 KB |
testcase_19 | AC | 508 ms
104,464 KB |
ソースコード
import sys def input(): return sys.stdin.readline().rstrip() # SegmentTree class SegmentTree: def __init__(self, n, p, unit, f, g, h): num = 2**((n-1).bit_length()) seg = [unit]*(num*2) self.lazy = [None]*(num*2) for i in range(n): seg[num+i] = p[i] for i in range(num-1, 0, -1): seg[i] = f(seg[i << 1], seg[(i << 1)+1]) self.num = num self.seg = seg self.unit = unit self.flag = False self.f = f self.g = g self.h = h def gindex(self, l, r): l += self.num r += self.num lm = (l//(l & -l)) >> 1 rm = (r//(r & -r)) >> 1 mm = max(lm, rm) r -= 1 while l < r: if r <= rm: yield r if l <= lm: yield l l >>= 1 r >>= 1 while l: if l <= mm: yield l l >>= 1 def propagates(self, ids): num = self.num g = self.g h = self.h for i in reversed(ids): v = self.lazy[i] if v is None: continue # ここ!!!!!!!!!!!!! # ここ!!!!!!!!!!!!! newv = (v[0]//2,v[1]//2) # ここ!!!!!!!!!!!!! # ここ!!!!!!!!!!!!! if (i << 1) < num: self.lazy[i << 1] = h(self.lazy[i << 1], newv) self.lazy[(i << 1)+1] = h(self.lazy[(i << 1)+1], newv) self.seg[i << 1] = g(self.seg[i << 1], newv) self.seg[(i << 1)+1] = g(self.seg[(i << 1)+1], newv) self.lazy[i] = None def query(self, l, r): f = self.f if self.flag: *ids, = self.gindex(l, r) self.propagates(ids) ansl = ansr = self.unit l += self.num r += self.num-1 if l == r: return self.seg[l] while l < r: if l & 1: ansl = f(ansl, self.seg[l]) l += 1 if r & 1 == 0: ansr = f(self.seg[r], ansr) r -= 1 l >>= 1 r >>= 1 if l == r: ansl = f(ansl, self.seg[l]) return f(ansl, ansr) def update1(self, i, x): i += self.num f = self.f self.seg[i] = x while i: i >>= 1 self.seg[i] = f(self.seg[i << 1], self.seg[(i << 1)+1]) def update2(self, l, r, x): self.flag = True *ids, = self.gindex(l, r) self.propagates(ids) num = self.num f = self.f g = self.g h = self.h l += num r += num-1 if l == r: self.seg[l] = g(self.seg[l], x) for i in ids: self.seg[i] = f(self.seg[i << 1], self.seg[(i << 1)+1]) return while l < r: if l & 1: if l < num: self.lazy[l] = h(self.lazy[l], x) self.seg[l] = g(self.seg[l], x) l += 1 if r & 1 == 0: if r < num: self.lazy[r] = h(self.lazy[r], x) self.seg[r] = g(self.seg[r], x) r -= 1 l >>= 1 r >>= 1 x = f(x, x) if l == r: self.lazy[l] = h(self.lazy[l], x) self.seg[l] = g(self.seg[l], x) for i in ids: self.seg[i] = f(self.seg[i << 1], self.seg[(i << 1)+1]) def update(self, i, x): if type(i) is int: self.update1(i, x) else: self.update2(i[0], i[1], x) n=int(input()) q=int(input()) def f(x,y): return (x[0]+y[0],x[1]+y[1]) def g(x,y): return y def h(x,y): return y seg=SegmentTree(n,[(0,0)]*n,(0,0),f,g,h) queries=[tuple(map(int,input().split()))for _ in range(q)] ans1=ans2=0 for query in queries: _,s,t=query t+=1 if query[0]==0: x1,x2=seg.query(s,t) if x1<x2: ans2+=x2 if x1>x2: ans1+=x1 elif query[0]==1: seg.update((s,t),(1,0)) else: seg.update((s,t),(0,1)) x1,x2=seg.query(0,n) ans1+=x1 ans2+=x2 print(ans1,ans2)