結果
| 問題 |
No.694 square1001 and Permutation 3
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2020-07-22 21:19:58 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
MLE
(最新)
AC
(最初)
|
| 実行時間 | - |
| コード長 | 5,172 bytes |
| コンパイル時間 | 330 ms |
| コンパイル使用メモリ | 82,256 KB |
| 実行使用メモリ | 274,012 KB |
| 最終ジャッジ日時 | 2024-06-22 12:25:58 |
| 合計ジャッジ時間 | 8,680 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 10 MLE * 3 |
ソースコード
import sys
rep=range;R=range
def Golf():n,*t=map(int,open(0).read().split())
def I():return int(input())
def S_():return input()
def IS():return input().split()
def LS():return [i for i in input().split()]
def MI():return map(int,input().split())
def LI():return [int(i) for i in input().split()]
def LI_():return [int(i)-1 for i in input().split()]
def NI(n):return [int(input()) for i in range(n)]
def NI_(n):return [int(input())-1 for i in range(n)]
def StoLI():return [ord(i)-97 for i in input()]
def ItoS(n):return chr(n+97)
def LtoS(ls):return ''.join([chr(i+97) for i in ls])
def RA():return map(int,open(0).read().split())
def GI(V,E,ls=None,Directed=False,index=1):
org_inp=[];g=[[] for i in range(V)]
FromStdin=True if ls==None else False
for i in range(E):
if FromStdin:
inp=LI()
org_inp.append(inp)
else:
inp=ls[i]
if len(inp)==2:
a,b=inp;c=1
else:
a,b,c=inp
if index==1:a-=1;b-=1
aa=(a,c);bb=(b,c);g[a].append(bb)
if not Directed:g[b].append(aa)
return g,org_inp
def GGI(h,w,search=None,replacement_of_found='.',mp_def={'#':1,'.':0},boundary=1):
#h,w,g,sg=GGI(h,w,search=['S','G'],replacement_of_found='.',mp_def={'#':1,'.':0},boundary=1) # sample usage
mp=[boundary]*(w+2);found={}
for i in R(h):
s=input()
for char in search:
if char in s:
found[char]=((i+1)*(w+2)+s.index(char)+1)
mp_def[char]=mp_def[replacement_of_found]
mp+=[boundary]+[mp_def[j] for j in s]+[boundary]
mp+=[boundary]*(w+2)
return h+2,w+2,mp,found
def TI(n):return GI(n,n-1)
def accum(ls):
rt=[0]
for i in ls:rt+=[rt[-1]+i]
return rt
def bit_combination(n,base=2):
rt=[]
for tb in R(base**n):s=[tb//(base**bt)%base for bt in R(n)];rt+=[s]
return rt
def gcd(x,y):
if y==0:return x
if x%y==0:return y
while x%y!=0:x,y=y,x%y
return y
def YN(x):print(['NO','YES'][x])
def Yn(x):print(['No','Yes'][x])
def show(*inp,end='\n'):
if show_flg:print(*inp,end=end)
mo=10**9+7
inf=float('inf')
FourNb=[(-1,0),(1,0),(0,1),(0,-1)];EightNb=[(-1,0),(1,0),(0,1),(0,-1),(1,1),(-1,-1),(1,-1),(-1,1)];compas=dict(zip('WENS',FourNb));cursol=dict(zip('LRUD',FourNb))
#sys.setrecursionlimit(10**7)
read=sys.stdin.buffer.read;readline=sys.stdin.buffer.readline;input=lambda:sys.stdin.readline().rstrip()
########################################################################################################################################################################
# Binary Indexed Tree
# Bit.add(i,x) : add x at i-th value
# Bit.sum(i) : get sum up to i-th value
# Bit.l_bound(w) : get lower bound of index where w can be inserted
class Bit:
def __init__(self,n,init=None):
self.size=n
self.m=len(bin(self.size))-2
self.arr=[0]*(2**self.m+1)
if init!=None:
for i in range(len(init)):
self.add(i,init[i])
def __str__(self):
a=[self.sum(i+1)-self.sum(i) for i in range(self.size)]
return str(a)
def add(self,i,x):
if i<0:return NotImplemented
k=0
while i<=self.size:
k+=1
self.arr[i]+=x
i+=i&(-i)
return
def sum(self,i):
if i<0:return NotImplemented
rt=0
while i>0:
rt+=self.arr[i]
i-=i&(-i)
return rt
def __getitem__(self,key):
return self.sum(key+1)-self.sum(key)
def __setitem__(self,key,value):
self.add(key,value-self.sum(key+1)+self.sum(key))
def l_bound(self,w):
if w<=0:
return 0
x=0
k=2**self.m
while k>0:
if x+k<self.size and self.arr[x+k]<w:
w-=self.arr[x+k]
x+=k
k//=2
return x+1
def u_bound(self,w):
if w<=0:
return 0
x=0
k=2**self.m
while k>0:
if x+k<self.size and self.arr[x+k]<=w:
w-=self.arr[x+k]
x+=k
k//=2
return x+1
class Bit0(Bit):
def add(self,j,x):
super().add(j+1,x)
def l_bound(self,w):
return max(super().l_bound(w)-1,0)
def u_bound(self,w):
return max(super().u_bound(w)-1,0)
class Multiset(Bit0):
def __init__(self,max_v):
super().__init__(max_v)
def insert(self,x):
super().add(x,1)
def find(self,x):
return super().l_bound(super().sum(x))
def __str__(self):
return str(self.arr)
def compress(L):
dc={v:i for i,v in enumerate(sorted(set(L)))}
return [dc[i] for i in L]
show_flg=False
show_flg=True
ans=0
n=I()
a=compress(NI(n))
l=dict()
g=dict()
for_count=sorted(a)
for i in range(n):
t=for_count[i]
g[t]=n-i-1
if t in l:
continue
else:
l[t]=i
del for_count
bt=Bit0(n)
for i in range(n):
bt.add(a[i],1)
for i in range(n):
ans+=bt.sum(a[i])
bt[a[i]]-=1
print(ans)
for i in range(n-1):
R,L=g[a[i]],l[a[i]]
ans+=R-L
print(ans)