結果
| 問題 |
No.1000 Point Add and Array Add
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2022-04-05 21:57:38 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 738 ms / 2,000 ms |
| コード長 | 5,194 bytes |
| コンパイル時間 | 921 ms |
| コンパイル使用メモリ | 81,968 KB |
| 実行使用メモリ | 109,500 KB |
| 最終ジャッジ日時 | 2024-11-27 06:24:02 |
| 合計ジャッジ時間 | 9,714 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 22 |
ソースコード
import sys
input = sys.stdin.readline
class LazySegTree:
def __init__(self, n, op, e, mapping, composition, id):
self.n = n
self.op = op
self.e = e
self.mapping = mapping
self.composition = composition
self.id = id
self.log = (n-1).bit_length()
self.size = 1 << self.log
self.data = [e]*(2*self.size)
self.lazy = [id]*(self.size)
def update(self, k):
self.data[k] = self.op(self.data[2*k],self.data[2*k+1])
def build(self, lis):
for i, l in enumerate(lis,self.size):
self.data[i] = l
for i in range(self.size-1, 0, -1):
self.update(i)
def point_set(self, p, x):
p += self.size
for i in range(self.log, 0, -1):
self.push(p >> i)
self.data[p] = x
for i in range(1,self.log+1):
self.update(p>>i)
def point_get(self, p):
p += self.size
for i in range(self.log, 0,-1):
self.push(p >> i)
return self.data[p]
def apply(self, p, f):
p += self.size
for i in range(self.log, 0, -1):
self.push(p >> i)
self.data[p] = self.mapping(f, self.data[p])
for i in range(1, self.log+1):
self.update(p >> i)
def range_apply(self, l, r, f):
''' change the value you define in "mapping" and "composition" of [l,r) '''
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 = l
r2 = r
while l2 < r2:
if l2 & 1:
self.all_apply(l2, f)
l2 += 1
if r2 & 1:
r2 -= 1
self.all_apply(r2, f)
l2 >>= 1
r2 >>= 1
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 all_apply(self, k, f):
self.data[k] = self.mapping(f, self.data[k])
if k < self.size:
self.lazy[k] = self.composition(f, self.lazy[k])
def push(self, k):
self.all_apply(2*k, self.lazy[k])
self.all_apply(2*k+1, self.lazy[k])
self.lazy[k] = self.id
def prod(self, l, r):
''' get the value you define in "op" of [l,r) '''
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
while l < r:
if l & 1:
sml = self.op(sml, self.data[l])
l += 1
if r & 1:
r -= 1
smr = self.op(self.data[r], smr)
l >>= 1
r >>= 1
return self.op(sml, smr)
def all_prod(self):
return self.data[1]
def max_right(self, l, g):
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 True:
while l % 2 == 0:
l >>= 1
if not g(self.op(sm, self.data[l])):
while l < self.size:
self.push(l)
l <<= 1
if g(self.op(sm, self.data[l])):
sm = self.op(sm, self.data[l])
l += 1
return l - self.size
sm = self.op(sm, self.data[l])
l += 1
if (l & -l) == l:
return self.n
def min_left(self, r, g):
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 True:
r -= 1
while r > 1 and r % 2:
r >>= 1
if not g(self.op(self.data[r], sm)):
while r < self.size:
self.push(r)
r = 2*r + 1
if g(self.op(self.data[r], sm)):
sm = self.op(self.data[r], sm)
r -= 1
return r + 1 - self.size
sm = self.op(self.data[r], sm)
if (r & -r) == r:
return 0
def op(x, y):
return x + y
def mapping(p, x):
return p + x
def composition(p, q):
return p+q
n,q = map(int,input().split())
A = list(map(int,input().split()))
B = [0]*n
e = 0
id = 0
lazyseg = LazySegTree(n, op, e, mapping, composition, id)
for _ in range(q):
c,x,y = input().split()
x,y = int(x)-1,int(y)
if c == "A":
num = lazyseg.point_get(x)
B[x] += num*A[x]
lazyseg.range_apply(x,x+1,-num)
A[x] += y
else:
lazyseg.range_apply(x,y,1)
for i in range(n):
num = lazyseg.point_get(i)
B[i] += num*A[i]
print(*B)