input
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20
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6
6
# -*- coding: utf-8 -*- import copy import queue N = int(eval(input())) a_list = list(map(int, input().split())) gain = sum([a for a in a_list if a > 0]) # Flow network S = 0 T = N + 1 c = [{} for i in range(N + 2)] for i, a in enumerate(a_list): index = i + 1 if a <= 0: c[S][index]...
import copy import collections N = int(eval(input())) A = list(map(int, input().split())) gain = sum([max(a, 0) for a in A]) # Flow network S, T = 0, N + 1 c = [{} for i in range(N + 2)] for i in range(N): ix = i + 1 if A[i] <= 0: c[S][ix] = -A[i] else: c[ix][T] = A[i] ...
p03553
from collections import * import sys sys.setrecursionlimit(10 ** 6) int1 = lambda x: int(x) - 1 p2D = lambda x: print(*x, sep="\n") def MI(): return map(int, sys.stdin.readline().split()) def LI(): return list(map(int, sys.stdin.readline().split())) class Dinic(): def __init__(self, n, s, t): s...
from collections import * import sys sys.setrecursionlimit(10 ** 6) int1 = lambda x: int(x) - 1 p2D = lambda x: print(*x, sep="\n") def MI(): return map(int, sys.stdin.readline().split()) def LI(): return list(map(int, sys.stdin.readline().split())) class Dinic(): def __init__(self, n, s, t): s...
p03553
from collections import defaultdict, deque, Counter from heapq import heappush, heappop, heapify import math import bisect import random from itertools import permutations, accumulate, combinations, product import sys import string from bisect import bisect_left, bisect_right from math import factorial, ceil, ...
from collections import defaultdict, deque, Counter from heapq import heappush, heappop, heapify import math import bisect import random from itertools import permutations, accumulate, combinations, product import sys import string from bisect import bisect_left, bisect_right from math import factorial, ceil, ...
p03553
#!usr/bin/env python3 from collections import defaultdict,deque from heapq import heappush, heappop import sys import math import bisect import random def LI(): return [int(x) for x in sys.stdin.readline().split()] def I(): return int(sys.stdin.readline()) def LS():return [list(x) for x in sys.stdin.readline()...
#!usr/bin/env python3 from collections import defaultdict,deque from heapq import heappush, heappop import sys import math import bisect import random def LI(): return [int(x) for x in sys.stdin.readline().split()] def I(): return int(sys.stdin.readline()) def LS():return [list(x) for x in sys.stdin.readline()...
p03553
class Dinic: def __init__(self, v, inf=float("inf")): self.V = v self.inf = inf self.G = [[] for _ in range(v)] self.level = [0 for _ in range(v)] self.iter = [0 for _ in range(v)] def addEdge(self, fm, to, cap): ''' to:行き先 cap:容量 rev:反対側の辺 ''' self.G[fm].append({'to':to, 'cap':...
class Ford_Fulkerson: def __init__(self, v, inf=float("inf")): self.V = v self.inf = inf self.G = [[] for _ in range(v)] self.used = [False for _ in range(v)] def addEdge(self, fm, to, cap): ''' to:行き先 cap:容量 rev:反対側の辺 ''' self.G[fm].append({'to':to, 'cap':cap, 'rev':len(self.G[to]...
p03553
# Dinic's algorithm from collections import deque class Dinic: def __init__(self, N): self.N = N self.G = [[] for i in range(N)] def add_edge(self, fr, to, cap): forward = [to, cap, None] forward[2] = backward = [fr, 0, forward] self.G[fr].append(forward) ...
from collections import deque class Dinic: def __init__(self, N): self.N = N self.G = [[] for i in range(N)] def add_edge(self, fr, to, cap): forward = [to, cap, None] forward[2] = backward = [fr, 0, forward] self.G[fr].append(forward) self.G[to].append...
p03553
import sys def generate_next_hexes(x, y): hexes = list() hexes.append((x, y - 1)) hexes.append((x, y + 1)) hexes.append((x - 1, y)) hexes.append((x + 1, y)) if y % 2: hexes.append((x - 1, y - 1)) hexes.append((x - 1, y + 1)) else: hexes.append((x + 1, y -...
import sys def generate_next_hexes(x, y): hexes = [(x, y - 1), (x, y + 1), (x - 1, y), (x + 1, y)] if y % 2: hexes += [(x - 1, y - 1), (x - 1, y + 1)] else: hexes += [(x + 1, y - 1), (x + 1, y + 1)] return hexes def update_map(hex_map, hexes): num_updated_hexes = 0 ...
p00193
Q, H, S, D = list(map(int, input().split())) N = int(eval(input())) ans1 = 4 * Q * N ans2 = 2 * H * N ans3 = S * N if N < 2: ans4 = float('INF') elif N % 2 == 0: ans4 = (N // 2) * D else: t = (N // 2) * D ans4 = t + min(4 * Q, 2 * H, 1 * S) # print(ans1, ans2, ans3, ans4) ans = min(an...
Q, H, S, D = list(map(int, input().split())) N = int(eval(input())) t = min(4*Q, 2*H, S) if D < 2 * t: if N % 2 == 0: ans = (N // 2) * D else: ans = (N // 2) * D + t else: ans = N * t print(ans)
p03617
q, h, s, d = [int(i) for i in input().split()] n = int(eval(input())) d = min(min(d, s*2), min(h*4, q*8)) s = min(s, min(h*2, q*4)) h = min(h, q*2) ans = (n // 2) * d n %= 2 while n > 0: if n >= 1: n -= 1 ans += s elif n >= 0.5: n -= 0.5 ans += h else: ...
q, h, s, d = [int(i) for i in input().split()] n = int(eval(input())) d = min(min(d, s*2), min(h*4, q*8)) s = min(s, min(h*2, q*4)) print(((n // 2) * d + (n % 2) * s))
p03617
Q,H,S,D = (int(i) for i in input().split()) N = int(eval(input())) q = Q*4 h = H*2 s = S d = D/2 if min(q,h,s,d)==d: if N%2 == 0: money = D*(N//2) else: money = (N//2)*D + min(q,h,s) else: money = min(q,h,s)*N print((int(money)))
Q,H,S,D = (int(i) for i in input().split()) N = int(eval(input())) Qper025L = Q Hper025L = H / 2 Sper025L = S / 4 Dper025L = D / 8 teainfo = [["Q",Qper025L,Q,0.25],["H",Hper025L,H,0.50],["S",Sper025L,S,1],["D",Dper025L,D,2]] sortedtea = sorted(teainfo, key = lambda x:(x[1],x[2]), reverse = False) price ...
p03617
q,h,s,d = list(map(int,input().split())) n = int(eval(input())) twoL = min(q*8,4*h,2*s,d) oneL = min(q*4,2*h,s) p = (n//2)*twoL + (n%2)*oneL print(p)
Q,H,S,D=list(map(int,input().split())) N=int(eval(input())) ans=0 #each 2L ans+=(N//2)*min([8*Q,4*H,2*S,D]) #1L ans+=(N%2)*min([4*Q,2*H,S]) print(ans)
p03617
q, h, s, d = list(map(int, input().split())) n = int(eval(input())) l = [4 * q, 2 * h, s, d / 2] ans = 0 if n >= 2: a = l.index(min(l)) if a == 0: ans = 4 * q * n elif a == 1: ans = 2 * h * n elif a == 2: ans = s * n elif a == 3: if n % 2 == 0: ans = n // 2 * d elif n ...
#-*-coding:utf-8-*- import sys input=sys.stdin.readline def main(): quota,half,single,double = list(map(int,input().split())) want_icetea=int(eval(input())) cost_list = [4 * quota, 2 * half, single, double / 2] ans=0 if want_icetea >= 2: idx1 = cost_list.index(min(cost_list)) ...
p03617
cost = list(map(int, input().split())) size = [1, 2, 4, 8] N = int(eval(input())) * 4 ans = 0 while N > 0: min_ = (N // size[0]) * cost[0] q = 0 for i in range(1,4): tmp = (N//size[i]) * cost[i] if tmp < min_ and tmp != 0: min_ = tmp q = i ans += min...
import sys input = sys.stdin.readline def main(): Q, H, S, D = list(map(int, input().split())) N = int(eval(input())) c1 = min(Q*4, H*2, S) c2 = min(c1*2, D) ans = 0 ans += c2 * (N//2) rest = int(N%2) ans += c1 * rest print(ans) if __name__ == "__main__": main(...
p03617
Q,H,S,D=list(map(int,input().split())) N=int(eval(input())) Min1=min(4*Q,2*H,S) Min2=min(2*Min1,D) Even=N//2 Odd=N%2 ans=Even*Min2+Odd*Min1 print(ans)
Q,H,S,D=list(map(int,input().split())) N=int(eval(input())) N2,N1=divmod(N,2) tmp2=min(8*Q,4*H,2*S,D) tmp1=min(4*Q,2*H,S) ans2=N2*tmp2 ans1=N1*tmp1 ans=ans1+ans2 print(ans)
p03617
q,h,s,d = list(map(int,input().split())) n = int(eval(input())) m = min(8*q,4*h,2*s,d)*(n//2) + min(4*q,2*h,s)*(n%2) print(m)
q,h,s,d=list(map(int,input().split())) n=int(eval(input())) m=n//2*min(8*q,4*h,2*s,d)+n%2*min(4*q,2*h,s) print(m)
p03617
Q, H, S, D = list(map(int,input().split())) N = int(eval(input())) print((min(D,2*S,4*H,8*Q)*(N//2)+min(S,2*H,4*Q)*(N%2)))
import sys def input(): return sys.stdin.readline()[:-1] def main(): Q, H, S, D = list(map(int,input().split())) N = int(eval(input())) print(((N//2)*min(Q*8,H*4,S*2,D)+(N%2)*min(Q*4,H*2,S))) if __name__ == '__main__': main()
p03617
# -*- coding: utf-8 -*- q,h,s,d = list(map(int,input().split())) n = int(eval(input())) q = 4*q h = 2*h if n%2==0: t = q*n t = min(t, h*n) t = min(t, s*n) t = min(t, d*n//2) else: t = q*n t = min(t, h*n) t = min(t, s*n) t = min(t, (n//2)*d + min(q,h,s)) print(t)
q,h,s,d = list(map(int, input().split())) n = int(eval(input())) q = 4*q h = 2*h x = min(q,h,s) print(((n//2)*min(2*x,d)+(n%2)*x))
p03617
import math import fractions import bisect import collections import itertools import heapq import string import sys import copy from decimal import * from collections import deque sys.setrecursionlimit(10**7) MOD = 10**9+7 INF = float('inf') #無限大 def gcd(a,b):return fractions.gcd(a,b) #最大公約数 def lcm(a,b...
import math import fractions import bisect import collections import itertools import heapq import string import sys import copy from decimal import * from collections import deque sys.setrecursionlimit(10**7) MOD = 10**9+7 INF = float('inf') #無限大 def gcd(a,b):return fractions.gcd(a,b) #最大公約数 def lcm(a,b...
p03617
Q,H,S,D = list(map(int,input().split())) N = int(eval(input())) a2 = min(Q*8,H*4,S*2,D) ans = (N//2)*a2 a1 = min(Q*4,H*2,S) ans += (N%2)*a1 print(ans)
Q,H,S,D = list(map(int,input().split())) N = int(eval(input())) x2 = min(D,2*S,4*H,8*Q) cnt = (N//2)*x2 N = N%2 x1 = min(S,2*H,4*Q) cnt += N*x1 print(cnt)
p03617
# AtCoder Grand Contest 019 # A - Ice Tea Store def f(Q,H,S,D,N,M): QQ=Q QH=H/2 QS=S/4 QD=D/8 if N==0: return M if N==1: if QQ==min(QQ,QH,QS): return M+(4*Q) if QH==min(QQ,QH,QS): return M+(2*H) if QS==min(QQ...
Q,H,S,D=list(map(int,input().split())) N=int(eval(input())) one=min (4*Q,2*H,S) if N==1: print(one) else : if 2*one<=D: print((N*one)) else: if N%2==0: print(((N//2)*D)) else: print(((N//2)*D+one))
p03617
import sys def solve(): readline = sys.stdin.buffer.readline mod = 10 ** 9 + 7 q, h, s, d = list(map(int, readline().split())) n = int(readline()) h = min(h, q * 2) s = min(s, h * 2, q * 4) d = min(d, s * 2, h * 4, q * 8) cnt = 0 cnt += n // 2 * d n -= n // 2 * 2 ...
import sys def solve(): readline = sys.stdin.buffer.readline mod = 10 ** 9 + 7 ls = list(map(int, readline().split())) n = int(readline()) ls[1] = min(ls[1], ls[0] * 2) ls[2] = min(ls[2], ls[1] * 2) ls[3] = min(ls[3], ls[2] * 2) t = 0 for i in range(3, -1, -1): ...
p03617
Q,H,S,D = list(map(int, input().split())) N = int(eval(input())) h = min(Q*2, H) s = min(h*2, S) d = min(s*2, D) ans = (N // 2)*d + (0 if N%2 == 0 else s) print(ans)
Q,H,S,D = list(map(int,input().split())) N = int(eval(input())) half = min(Q*2,H) one = min(half*2,S) doub = min(one*2,D) ans = (N//2)*doub + (N%2)*one print(ans)
p03617
Q, H, S, D = list(map(int, input().split())) N = int(eval(input())) PS = [[Q * 8, 0.25], [H * 4, 0.5], [S * 2, 1], [D, 2]] PS.sort(key=lambda x: x[0]) R = N ans = 0 for i in range (4): if R == 0: break elif R >= PS[i][1]: ans += int(PS[i][0] * PS[i][1] // 2 * (R // PS[i][1])) ...
Q, H, S, D = list(map(int, input().split())) N = int(eval(input())) ans = (N//2) * min(8 * Q, 4 * H, S * 2, D) + (N % 2) * min(4 * Q, 2 * H, S) print(ans)
p03617
A="".join(["11000000", "11"]) B="".join(["10000000", "10000000", "10000000", "1"]) C="".join(["1111"]) D="".join(["01000000", "11000000", "1"]) E="".join(["11000000", "011"]) F="".join(["10000000", "11000000",...
A="".join(["11000000", "11"]) B="".join(["10000000", "10000000", "10000000", "1"]) C="".join(["1111"]) D="".join(["01000000", "11000000", "1"]) E="".join(["11000000", "011"]) F="".join(["10000000", "11000000",...
p00036
import re while True: try: s = ''.join([input() for s in range(8)]) print(' C GAE D F B'[len(re.findall('1.*1', s)[0])]) input() except EOFError: break
import sys;import re for s in sys.stdin.read().split('\n\n'):print(' C GAE D F B'[len(re.findall('1.*1', s.replace('\n',''))[0])])
p00036
from functools import reduce def gcd(v1, v2): v3 = v1 % v2 if v3 == 0: return v2 return gcd(v2, v3) def main(): N = int(eval(input())) A = [int(v) for v in input().split()] max_gcd = max(reduce(gcd, A[1:]), reduce(gcd, A[:N-1])) for i in range(1, N - 1): ...
from functools import reduce def gcd(v1, v2): v3 = v1 % v2 if v3 == 0: return v2 return gcd(v2, v3) def main(): N = int(eval(input())) A = [int(v) for v in input().split()] max_gcd = max(reduce(gcd, A[1:]), reduce(gcd, A[:N-1])) left = [1] * N left[0] = A[0...
p03061
import sys from functools import reduce import sys input = sys.stdin.readline n = int(eval(input())) A = list(map(int, input().split())) def gcd(a, b): while (b): a, b = b, a % b return a def gcd_list(numbers): return reduce(gcd, numbers) ans = 0 for i in range(n): ans = max(ans, gcd_lis...
# -*- coding: utf-8 -*- import sys from functools import reduce import sys input = sys.stdin.readline n = int(eval(input())) A = list(map(int, input().split())) def gcd(a, b): while (b): a, b = b, a % b return a L = [0] + [None] * (n - 1) R = [0] + [None] * (n - 1) for i in range(1, n): L[i] = ...
p03061
n = int(eval(input())) a = list(map(int, input().split())) end = sorted(a)[1] for i in range(end+1, 0, -1): x = 0 for j in a: if j % i != 0: x += 1 if x <= 1: print(i) break
n = int(eval(input())) a = list(map(int, input().split())) end = sorted(a)[1] for i in range(end+1, 0, -1): x = 0 for j in a: if j % i != 0: x += 1 if x >= 2: break if x <= 1: print(i) break
p03061
def gcd(m, n): r = m % n return n if r == 0 else gcd(n, r) n = int(eval(input())) A = list(map(int, input().split())) if n == 2: print((max(A))) exit() GCD = [] for i in range(n): A2 = A[:i] + A[i + 1:] g = gcd(A2[0], A2[1]) for j in range(2, n - 1): g = gcd(g, A...
def gcd(m, n): r = m % n return n if r == 0 else gcd(n, r) n = int(eval(input())) A = list(map(int, input().split())) GCD_left = A[:] for i in range(1, n): GCD_left[i] = gcd(GCD_left[i - 1], GCD_left[i]) GCD_right = A[:] for i in range(n - 2, -1, -1): GCD_right[i] = gcd(GCD_right[i], GCD...
p03061
def gcd(x, y): while y!=0: x, y = y, x % y # x,yの大小が逆でも、入れ替わるので、OK return x n = int(eval(input())) a = list(map(int, input().split())) if n == 2: print((max(a))) elif n>=3: l = [-1] * n r = [-1] * n l[0] = a[0] #一番左を左に挿入 r[-1] = a[-1] #一番右を右に挿入 # print(l) # print...
def gcd(x, y): while y!=0: x, y = y, x % y # x,yの大小が逆でも、入れ替わるので、OK return x n = int(eval(input())) a = list(map(int, input().split())) if n == 2: print((max(a))) elif n>=3: l = [-1] * n r = [-1] * n l[0] = a[0] #一番左を左に挿入 r[-1] = a[-1] #一番右を右に挿入 # print(l) # print...
p03061
import math from functools import reduce def gcd(list): return reduce(math.gcd, list) n = int(eval(input())) a = list(map(int, input().split())) ans = 0 for i in range(n): ans = max(ans, gcd(a[:i]+a[i+1:])) print(ans)
from math import * n = int(eval(input())) a = list(map(int, input().split())) l = [a[0]] for i in range(1, n-1): l.append(gcd(a[i], l[i-1])) ans = l[n-2] r = a[n-1] for i in range(n-2,0,-1): r = gcd(r, a[i+1]) ans = max(ans, gcd(l[i-1], r)) ans = max(ans, gcd(r,a[1])) print(ans)
p03061
from functools import reduce def gcd(a,b): x = max([a,b]) y = min([a,b]) while y: x, y = y, x % y return x def gcd_list(nums): return reduce(gcd, nums) n = int(eval(input())) a = list(map(int,input().split())) ans = 0 for i in range(n): tmp_list = a[:i] + (a[i+1:]) ...
N = int(eval(input())) A = list(map(int, input().split())) def gcd(a,b): x = max([a,b]) y = min([a,b]) while y: x, y = y, x % y return x L = [0] R = [0] for i in range(N): L.append(gcd(L[-1], A[i])) for i in reversed(list(range(N))): R.append(gcd(R[-1], A[i])) R = list(...
p03061
N = int(eval(input())) A = sorted(list(map(int, input().split()))) if N == 2: print((max(A))) exit() result = [] num = 0 for a in A[1:]: if a % A[0] != 0: num += 1 if num == 2: break else: result.append(A[0]) for n in range(A[0], 0, -1): if A[0] % n != 0: ...
import math N = int(eval(input())) A = sorted(list(map(int, input().split()))) if N == 2: print((max(A))) exit() result = [] num = 0 for a in A[1:]: if a % A[0] != 0: num += 1 if num == 2: break else: result.append(A[0]) for n in range(2, int(math.sqrt(A[0])) +...
p03061
# coding: utf-8 import sys # from operator import itemgetter sysread = sys.stdin.buffer.readline read = sys.stdin.buffer.read printout = sys.stdout.write sprint = sys.stdout.flush # from heapq import heappop, heappush from collections import defaultdict sys.setrecursionlimit(10 ** 7) import math # from ite...
# coding: utf-8 import sys # from operator import itemgetter sysread = sys.stdin.buffer.readline read = sys.stdin.buffer.read printout = sys.stdout.write sprint = sys.stdout.flush # from heapq import heappop, heappush from collections import defaultdict sys.setrecursionlimit(10 ** 7) import math # from ite...
p03061
# -*- coding: utf-8 -*- """ Created on Sat Apr 27 20:57:32 2019 @author: Yamazaki Kenichi """ N = int(eval(input())) A = list(map(int,input().split())) def eg(x,y): if y == 0: return x x, y = y, x%y return eg(x,y) T = [[1,1,1] for i in range(N)] T[0][0],T[0][1],T[0][2] = A[0], 0...
# -*- coding: utf-8 -*- """ Created on Sun Apr 28 15:46:33 2019 @author: Yamazaki Kenichi """ N = int(eval(input())) A = list(map(int,input().split())) def eg(x,y): if y == 0: return x x, y = y, x%y return eg(x,y) L, R = [0 for i in range(N)],[0 for i in range(N)] L[0], R[N-1] ...
p03061
n = int(eval(input())) a = [] for x in input().split(): a.append(int(x)) ans = [] def gcd(a, b): while b: a, b = b, a % b return a def gcd_list(numbers): element = gcd(numbers[0], numbers[1]) if len(numbers)==2: return element else: for i in range(2, l...
def gcd(x,y): if x<y: x,y=y,x #x>y if y==0: return x if x%y==0: return y else: return gcd(y,x%y) N=int(eval(input())) A=[int(i) for i in input().split()] X=[0 for i in range(N)] Y=[0 for i in range(N)] for i in range(1,N): X[i]=gcd(X[i-1],A[i-1]) ...
p03061
def gcd(a,b): if b == 0: return 0 elif a%b == 0: return b else: return gcd(b,a%b) N = int(eval(input())) A = list(map(int, input().split())) GCDs = [] for n in range(N): B = A + [] trash = B.pop(n) GCD = B[0] for b in B: GCD = gcd(GCD, b) ...
def gcd(a,b): if b == 0: return a else: return gcd(b, a%b) N = int(eval(input())) A = list(map(int, input().split())) L = [0] R = [0] for n in range(N-1): L.append(gcd(L[-1],A[n])) R.append(gcd(R[-1],A[N-n-1])) GCDs = [] for n in range(N): GCDs.append(gcd(L[n]...
p03061
from typing import Callable, List, Optional, Union T = Union[int, str] class SegmentTree: """Segment Tree""" __slots__ = ["e", "op", "modifying_op", "_n", "_size", "tree"] def __init__( self, a: List[T], e: T, op: Callable[[T, T], T], modifying_op:...
from typing import Callable, Iterator, Optional, TypeVar S = TypeVar("S") class SegmentTree: """Segment Tree References: https://github.com/atcoder/ac-library/blob/master/atcoder/segtree.hpp """ __slots__ = ["_e", "_op", "_n", "_size", "_tree"] def __init__( self, ...
p03061
from functools import reduce def gcd(a, b): l = max(a, b) s = min(a, b) if s == 0: return l else: return gcd(s, l%s) n = int(eval(input())) As = list(map(int, input().split(" "))) largest = 0 for i in range(n): largest = max(largest, gcd(reduce(gcd, As[:i], 0), reduce(gcd, As[i+1:], 0)))...
def gcd(a, b): l = max(a, b) s = min(a, b) if s == 0: return l else: return gcd(s, l%s) n = int(eval(input())) A = [0] + list(map(int, input().split())) + [0] largest = 0 L = [0 for _ in range(n+2)] R = [0 for _ in range(n+2)] for i in range(1, n+2): L[i] = gcd(A[i], L[i-1]) R[n-i+1]...
p03061
import sys sys.setrecursionlimit(10 ** 6) def gcd(a, b): if a == 0: return b return gcd(b % a, a) def xgcd(a): size = len(a) if size == 1: return a[0] if size == 2: return gcd(a[0], a[1]) la = a[:size // 2] ra = a[size // 2:] return gcd(x...
def gcd(a, b): if a == 0: return b if b == 0: return a return gcd(b % a, a) n = int(eval(input())) a = list(map(int, input().split())) b = [0] * (n + 1) c = [0] * (n + 1) for i in range(n): b[i + 1] = gcd(b[i], a[i]) c[i + 1] = gcd(c[i], a[-i - 1]) ans = 0 for i...
p03061
from functools import reduce def gcdd(x, y): x, y = max(x, y), min(x, y) while y > 0: r = x % y x = y y = r return x def gcd(numbers): return reduce(gcdd, numbers) n = int(eval(input())) a = [int(i) for i in input().split()] b = [] for i in range(n): d =...
def gcd(x, y): if x * y == 0: return (x+y) x, y = max(x, y), min(x, y) while y > 0: r = x % y x, y = y, r return x n = int(eval(input())) a = [int(i) for i in input().split()] l_list = [0] r_list = [0] for i in range(n): l = gcd(l_list[i], a[i]) l_list.app...
p03061
def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) # divisors.sort() return divisors if __name__ == '__main__': n = int(eval(input())) a = lis...
def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) # divisors.sort() return divisors if __name__ == '__main__': n = int(eval(input())) a = l...
p03061
n = int(eval(input())) a = list(map(int,input().split())) ans1 = a[1] for i in range(1,n): big,sml = a[i],ans1 while sml != 0: big,sml = sml,big%sml ans1 = big ans2 = a[-2] for i in range(n-1): big,sml = a[i],ans2 while sml != 0: big,sml = sml,big%sml ans2 = big l1 = [-1] now = a[0] ...
#14:10 n = int(eval(input())) a = list(map(int,input().split())) b = [] for i in range(n): if i == 0: b.append(a[i]) else: big = b[-1] sml = a[i] while sml != 0: big,sml = sml,big%sml b.append(big) c = [] for j in range(n)[::-1]: if j == n-1: c.append(a[j]) else: ...
p03061
n=int(eval(input())) a=list(map(int,input().split())) def gcd(a,b): if a==b: return a else: a,b=max(a,b),min(a,b) if a%b==0: return b else: return gcd(b,a%b) def gcd_for_list(L): if len(L)==1: return L[0] for i in range(len(L)): if i==0:...
n=int(eval(input())) a=list(map(int,input().split())) def gcd(a,b): if a==b: return a else: a,b=max(a,b),min(a,b) if a%b==0: return b else: return gcd(b,a%b) R=[] L=[] for i in range(n): if i==0: L.append(a[i]) R.append(a[-i-1]) else: vl,...
p03061
def gcd(a, b): if a < b: a, b = b, a if b == 0: return a c = a % b return gcd(b, c) def list_gcd(a): a_gcd = a[0] for i in range(n-1): a_gcd = gcd(a_gcd, a[i+1]) return a_gcd n = int(eval(input())) a = list(map(int, input().split())) a.sort() an...
def gcd(a, b): if a < b: a, b = b, a if b == 0: return a c = a % b return gcd(b, c) n = int(eval(input())) a = list(map(int, input().split())) a = [0]+a[:]+[0] l = [0]*len(a) r = [0]*len(a) for i in range(len(a)-1): m = len(a)-1 l[i+1] = gcd(l[i], a[i+1]) ...
p03061
#math def gcd(a, b): #最大公約数 while b: a, b = b, a % b return int(a) def gcd3(lis): #最大公約数(3over) ans = lis[0] for li in lis: ans = gcd(ans,li) return ans n = int(eval(input())) a = list(map(int, input().split())) maxgcd = 0 for i in range(n): nums = [a[j] for j in range(n)...
import sys def gcd(a, b): #最大公約数 while b: a, b = b, a % b return int(a) n = int(eval(input())) a = list(map(int, input().split())) if n==2: print((max(a))) sys.exit(0) elif n==3: lis = [gcd(a[0], a[1]), gcd(a[1], a[2]), gcd(a[2], a[0])] print((max(lis))) sys.exit(0) tmp...
p03061
n = int(eval(input())) l = list(map(int, input().split())) def gcd(x,y): while y: x, y = y, x%y return x ans = 0 for i in range(n): g = l[0] if i > 0 else l[1] for j in range(1,n): if j != i: g = gcd(g, l[j]) ans = max(ans, g) print(ans)
n = int(eval(input())) a = list(map(int, input().split())) def gcd(x,y): while y: x, y = y, x%y return x ll, lr = [0]*n, [0]*n ll[0], lr[n-1] = a[0], a[n-1] for i in range(1,n): ll[i] = gcd(ll[i-1], a[i]) lr[n-i-1] = gcd(lr[n-i], a[n-i-1]) print((max(ll[n-2], lr[1], *[gcd(l,r) for l,r in zi...
p03061
import sys input = sys.stdin.readline n = int(eval(input())) a = list(map(int, input().split())) def gcd(x,y): while y: x, y = y, x%y return x ll, lr = [0]*n, [0]*n ll[0], lr[n-1] = a[0], a[n-1] for i in range(1,n): ll[i] = gcd(ll[i-1], a[i]) lr[n-i-1] = gcd(lr[n-i], a[n-i-1]) print((ma...
n=int(eval(input())) a=[*list(map(int,input().split()))] from math import * l=a.copy() r=a.copy() for i in range(n-1): l[i+1]=gcd(l[i],l[i+1]) r[-i-2]=gcd(r[-i-1],r[-i-2]) a=max(l[-2],r[1]) for i in range(1,n-1): a=max(a,gcd(l[i-1],r[i+1])) print(a)
p03061
n=int(eval(input())) a=[*list(map(int,input().split()))] from math import * l=a.copy() r=a.copy() for i in range(n-1): l[i+1]=gcd(l[i],l[i+1]) r[-i-2]=gcd(r[-i-1],r[-i-2]) a=max(l[-2],r[1]) for i in range(1,n-1): a=max(a,gcd(l[i-1],r[i+1])) print(a)
n=int(eval(input())) a=[*list(map(int,input().split()))] from math import * l,r=[0]*n,[0]*n for i in range(1,n): l[i]=gcd(l[i-1],a[i-1]) r[~i]=gcd(r[-i],a[-i]) m=0 for i in range(n): m=max(m,gcd(l[i],r[i])) print(m)
p03061
n=int(eval(input())) A=list(map(int,input().split())) L=[0]*(n+1) R=[0]*(n+1) def gcd(a,b): while b!=0: a,b=b,a%b return a for i in range(n): L[i+1]=gcd(L[i],A[i]) for i in range(n,0,-1): R[i-1]=gcd(R[i],A[i-1]) ans=[] for k in range(n): ans.append(gcd(L[k],R[k+1])) print((max...
n=int(eval(input())) A=list(map(int,input().split())) def gcd(a,b): while b!=0: a,b=b,a%b return a L=[0] R=[0] for i in range(n): L.append(gcd(L[i],A[i])) R.append(gcd(R[i],A[-(i+1)])) R=R[::-1] ans=[] for i in range(n): ans.append(gcd(L[i],R[i+1])) print((max(ans)))
p03061
import functools n = int(eval(input())) a_list = list(map(int,input().split())) def gcd(m,n): x = max(m,n) y = min(m,n) if x%y==0: return y else: while x%y!=0: x,y = y,x%y return y res = [] tmp = [] for i in range(n): if a_list[i] in tmp: ...
n = int(eval(input())) a_list = list(map(int,input().split())) def gcd(m,n): x = max(m,n) y = min(m,n) if y==0: return x else: while x%y!=0: x,y = y,x%y return y res = [] l_gcd = [0]*(n+2) r_gcd = [0]*(n+2) for i in range(n+1): if i ==0: ...
p03061
n = int(eval(input())) alist = [int(i) for i in input().split()] alist.sort() def calc_gcm(x, y): while y != 0: z = x % y x = y y = z return x def get_custum(xlist): prev = None gcm_list = [] for a in xlist: if prev is None: gcm_list.ap...
n = int(eval(input())) alist = [int(i) for i in input().split()] def calc_gcm(x, y): while y != 0: z = x % y x = y y = z return x def listup_gcm(xlist): list_gcm = [] prev = None for a in xlist: if prev is None: list_gcm.append(a) ...
p03061
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.func = func self.I = I self.sz = 2**(N-1).bit_length() self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + s...
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.func = func self.I = I self.sz = 2**(N-1).bit_length() self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + s...
p03061
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.func = func self.I = I self.N = N self.sz = 2**(N-1).bit_length() self.seg = [I] * (self.sz * 2) def assign(self, k, x): ...
import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + self.sz] =...
p03061
import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + self.sz] =...
# test import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + se...
p03061
import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + self.sz] =...
import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + self.sz] =...
p03061
# test import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + ...
import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + self.sz] =...
p03061
import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + self.sz] =...
import sys readline = sys.stdin.buffer.readline class SegmentTree: def __init__(self, N, func, I): self.N = N self.sz = 2**(N-1).bit_length() self.func = func self.I = I self.seg = [I] * (self.sz * 2) def assign(self, k, x): self.seg[k + self.sz] =...
p03061
import sys input = sys.stdin.readline N = int(eval(input())) A = list(map(int,input().split())) def gcd(a,b): if b == 0: return a return gcd(b,a%b) ans = 0 B = [] for i in range(N): b = [A[i],A[i-1]] B.append(gcd(max(b),min(b))) for i in range(-1,-N-1,-1): if N == 2: ...
N = int(eval(input())) A = list(map(int,input().split())) def gcd(a,b): if b == 0: return a return gcd(b,a%b) L,R = [A[0]],[A[-1]] Lg = A[0] Rg = A[-1] for i in range(N-1): Lg = gcd(Lg,A[i+1]) L.append(Lg) for i in range(N-1,0,-1): Rg = gcd(Rg,A[i-1]) R.append(Rg) L.ap...
p03061
import sys sys.setrecursionlimit(10**8) input = sys.stdin.readline from math import gcd class SegTree: def __init__(self, N, ele): self.num = 2**(N-1).bit_length() self.el = ele self.data = [ele]*(2*self.num) def calc(self, x, y): return gcd(x, y) def update(...
from math import gcd n = int(eval(input())) A = [0] + list(map(int, input().split())) + [0] n += 2 L, R = [0]*n, [0]*n gl, gr = 0, 0 for i in range(n): gl = gcd(gl, A[i]) gr = gcd(gr, A[n-i-1]) L[i] = gl R[n-i-1] = gr ans = L[-1] for i in range(n-2): ans = max(ans, gcd(L[i], R[i+2])...
p03061
import functools import copy N = int(eval(input())) A = list(map(int, input().split())) def gcd(a, b): while b != 0: a, b = b, a % b return a n = 0 if N == 2: n = max(A) else: for i in range(N): l = copy.copy(A) l.pop(i) res = functools.reduce(lambda ...
import functools import copy N = int(eval(input())) A = list(map(int, input().split())) def gcd(a, b): while b != 0: a, b = b, a % b return a l = [0] * N #L_i, i = 0, 1, 2, ..., N-1 for i in range(N): if i == 0: continue else: l[i] = gcd(l[i-1], A[i-1]) r =...
p03061
import functools def gcd(a, b): if b == 0: return a else: return gcd(b, a%b) n = int(eval(input())) a = list(map(int,input().split())) ans = 1 def f(a,an): an = max(functools.reduce(gcd, a),an) return an for i in range(n): ans = f(a[:i]+a[i+1:],ans) print(...
def gcd(a, b): if b == 0: return a else: return gcd(b, a%b) n = int(eval(input())) a = list(map(int,input().split())) b = [a[0]] c = [a[-1]] for i in range(1,n): j = n-1-i b.append(gcd(b[-1],a[i])) c.append(gcd(c[-1],a[j])) ans = max(b[-2],c[-2]) for i i...
p03061
N = int(eval(input())) As = list(map(int,input().split())) As.sort(reverse=True) first_d = As[0] def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) # diviso...
N = int(eval(input())) As = list(map(int,input().split())) As.sort(reverse=True) first_d = As[0] def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) # diviso...
p03061
#!/usr/bin/python3 # -*- coding: utf-8 -*- def euclid(a, b): if b == 0: return a else: return euclid(b, a%b) def list_euclid(int_list): ans = int_list[0] for i in range(1,len(int_list)): ans = euclid(ans, int_list[i]) if ans == 1: return ans r...
#!/usr/bin/python3 # -*- coding: utf-8 -*- import sys def gcd(a, b): #最大公約数 while b: a, b = b, a % b return int(a) n = int(eval(input())) a = list(map(int, input().split())) if n==2: print((max(a))) sys.exit(0) elif n==3: lis = [gcd(a[0], a[1]), gcd(a[1], a[2]), gcd(a[2], a[0])] prin...
p03061
#!/usr/bin/python3 # -*- coding: utf-8 -*- def euclid(a, b): if b == 0: return a else: return euclid(b, a % b) def list_euclid(int_list): ans = int_list[0] if len(int_list) == 1: return ans for i in range(1,len(int_list)): ans = euclid(ans, int_list[i]) ...
#!/usr/bin/python3 # -*- coding: utf-8 -*- def euclid(a, b): if b == 0: return a else: return euclid(b, a % b) def list_euclid(int_list): ans = int_list[0] if len(int_list) == 1: return ans kako_hash = {} kako_hash[ans] = ans for i in range(1,len(int_li...
p03061
#!/usr/bin/env python3 import sys import math from bisect import bisect_right as br from bisect import bisect_left as bl sys.setrecursionlimit(2147483647) from heapq import heappush, heappop,heappushpop from collections import defaultdict from itertools import accumulate from collections import Counter from...
#!/usr/bin/env python3 import sys import math from bisect import bisect_right as br from bisect import bisect_left as bl sys.setrecursionlimit(2147483647) from heapq import heappush, heappop,heappushpop from collections import defaultdict from itertools import accumulate from collections import Counter from...
p03061
def egcd(a, b): (x, lastx) = (0, 1) (y, lasty) = (1, 0) while b != 0: q = a // b (a, b) = (b, a % b) (x, lastx) = (lastx - q * x, x) (y, lasty) = (lasty - q * y, y) return a N=int(eval(input())) a=list(map(int,input().split())) l=[0]*N l[0]=a[0] for i i...
def gcd(a, b): (x, lastx) = (0, 1) (y, lasty) = (1, 0) while b != 0: q = a // b (a, b) = (b, a % b) (x, lastx) = (lastx - q * x, x) (y, lasty) = (lasty - q * y, y) return a N=int(eval(input())) a=list(map(int,input().split())) l=[0]*N l[0]=a[0] for i in r...
p03061
def gcd(a, b): (x, lastx) = (0, 1) (y, lasty) = (1, 0) while b != 0: q = a // b (a, b) = (b, a % b) (x, lastx) = (lastx - q * x, x) (y, lasty) = (lasty - q * y, y) return a N=int(eval(input())) a=list(map(int,input().split())) l=[0]*N l[0]=a[0] for i in r...
def gcd(x, y): if y > x: x, y = y, x while y: x, y = y, x % y return x N=int(eval(input())) a=list(map(int,input().split())) l=[0]*N l[0]=a[0] for i in range(1,N): l[i]=gcd(l[i-1],a[i]) r=[0]*N r[N-1]=a[N-1] for i in range(N-2,-1,-1): r[i]=gcd(r[i+1],a[i]) ans...
p03061
def gcd(x, y): if y > x: x, y = y, x while y: x, y = y, x % y return x N=int(eval(input())) a=list(map(int,input().split())) l=[0]*N l[0]=a[0] for i in range(1,N): l[i]=gcd(l[i-1],a[i]) r=[0]*N r[N-1]=a[N-1] for i in range(N-2,-1,-1): r[i]=gcd(r[i+1],a[i]) ans...
def gcd(x, y): if y > x: x, y = y, x while y: x, y = y, x % y return x N=int(eval(input())) a=list(map(int,input().split())) l=[0]*N l[0]=a[0] for i in range(1,N): l[i]=gcd(l[i-1],a[i]) r=[0]*N r[N-1]=a[N-1] for i in range(N-2,-1,-1): r[i]=gcd(r[i+1],a[i]) ans...
p03061
def gcd(a,b): if b>a: a,b=b,a while b: a,b=b, a%b return a def cul(n,x): l=len(x) b=[x[i] for i in range(l)] b.pop(n) tmp=b[0] for i in range(1,l-1): tmp=gcd(tmp,b[i]) return tmp import sys import math p=100 N=int(eval(input())) a=list(...
def gcd(a,b): if b>a: a,b=b,a while b: a,b=b, a%b return a def cul(n,x): l=len(x) b=[x[i] for i in range(l)] b.pop(n) tmp=b[0] for i in range(1,l-1): tmp=gcd(tmp,b[i]) return tmp import sys import math p=100 N=int(eval(input())) a=list(...
p03061
def gcd(a,b): if b>a: a,b=b,a while b: a,b=b, a%b return a def cul(n,x): l=len(x) b=[x[i] for i in range(l)] b.pop(n) tmp=b[0] for i in range(1,l-1): tmp=gcd(tmp,b[i]) return tmp import sys p=100 N=int(eval(input())) a=list(map(int,input()...
def gcd(a,b): if b>a: a,b=b,a while b: a,b=b, a%b return a def cul(n,x): l=len(x) b=[x[i] for i in range(l)] b.pop(n) tmp=b[0] for i in range(1,l-1): tmp=gcd(tmp,b[i]) return tmp import sys p=50 N=int(eval(input())) a=list(map(int,input()....
p03061
N = int(eval(input())) nums = [int(i) for i in input().split()] from functools import reduce def gcd(a,b): while b!=0: a, b = b, a%b return a def compute_gcd(numbers): return reduce(gcd, numbers) from copy import copy gcds = [] for i in range(len(nums)): n = copy(nums) n.pop(i) gcd...
N = int(eval(input())) nums = [int(i) for i in input().split()] nums_sorted = sorted(list((set(nums))), reverse=True) def compute_divs(n): divs = [] if n == 1: return [1] for i in range(2,int(n**0.5)+1): if n % i == 0: divs.append(i) if i != n // i: ...
p03061
def gcd(a, b): while b > 0: a, b = b, a % b return a N = int(eval(input())) A = list(map(int, input().split())) if N == 2: print((max(A))) else: m = -1 for i in range(N): G = 0 for j in range(0, i): G = gcd(G, A[j]) for j in range(i+1, N): G = gcd(G, A[j]) ...
def gcd(a, b): while b > 0: a, b = b, a % b return a N = int(eval(input())) A = list(map(int, input().split())) if N == 2: print((max(A))) else: L = [0 for j in range(N+1)] R = [0 for j in range(N+1)] for j in range(N): L[j+1] = gcd(L[j], A[j]) for j in reversed(list(range(N...
p03061
def gcd(m,n): x = max(m,n) y = min(m,n) tmp = x%y while not tmp == 0: x = y y = tmp tmp = x%y return y N = int(eval(input())) A = list(map(int,input().split())) gcd_max = 0 for i in range(N): tmp = A[0] if i == 0: tmp = A[1] for j in rang...
N = int(eval(input())) A = list(map(int,input().split())) def GCD(x,y): while y != 0: x,y = y,x%y return x l,r = [0],[0] for i in range(N-1): l.append(GCD(l[-1],A[i])) r.append(GCD(r[-1],A[N-i-1])) ans = 0 for i in range(N): ans = max(ans,GCD(l[i],r[N-i-1])) print(ans)
p03061
from functools import reduce result = 0 def gcd(a,b): if b==0:return a return gcd(b,a%b) n = int(eval(input())) A = list(map(int, input().split())) for i in range(n): result = max(result, reduce(gcd, A[:i]+A[i+1:])) print(result)
from functools import reduce result = 0 def gcd(a,b): if b==0:return a return gcd(b,a%b) n = int(eval(input())) A = list(map(int, input().split())) X = [0 for i in range(n)] Y = [0 for i in range(n)] for i in range(1, n): X[i] = gcd(X[i-1], A[i-1]) for i in range(n-1)[::-1]: Y[i] = gcd...
p03061
N = int(eval(input())) A = list(map(int, input().split())) def factorize(x): """xの素因数分解を表す辞書 {素因数: 指数}""" f = {} d = 2 while x > 1: c = 0 while x % d == 0: c += 1 x //= d f[d] = c d += 1 if d * d > x > d: d = x ...
# math.gcd is introduced in python 3.5 def gcd(a, b): while b > 0: a, b = b, a % b return a N = int(eval(input())) A = [int(a) for a in input().split()] # L[i] = gcd(A[:i + 1]) # R[i] = gcd(A[i:]) L = [0] * N L[0] = A[0] for i in range(1, N): L[i] = gcd(L[i-1], A[i]) R = [0] * N R[...
p03061
def gcd(a,b): while b:a,b=b,a%b return a n=int(eval(input())) a=list(map(int,input().split())) if n==2:print((max(a[0],a[1])));exit() left=[a[0]] for i in range(1,n):left.append(gcd(left[-1],a[i])) right=[a[n-1]] for i in range(n-2,-1,-1):right.append(gcd(right[-1],a[i])) right.reverse() ans=max(right[1]...
def gcd(a,b): while b:a,b=b,a%b return a n,a=int(eval(input())),list(map(int,input().split())) if n==2:print((max(a)));exit() if n==3:print((max(gcd(a[0],a[1]),gcd(a[0],a[2]),gcd(a[1],a[2]))));exit() ans=ans2=a[0] for i in range(1,n): g=gcd(ans,a[i]) if g!=ans: ans=max(g,ans2) ans2=gcd(g,ans2...
p03061
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] if N < 2 and 1e5 < N: raise() for v in A: if v < 1...
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] if N < 2 and 1e5 < N: raise() for v in A: if v < 1...
p03061
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] if N < 2 and 1e5 < N: raise() for v in A: if v < 1...
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] AR = list(reversed(A)) if N < 2 and 1e5 < N: raise() f...
p03061
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] AR = list(reversed(A)) if N < 2 and 1e5 < N: raise() f...
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] AR = list(reversed(A)) if N < 2 and 1e5 < N: raise() f...
p03061
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] AR = list(reversed(A)) if N < 2 and 1e5 < N: raise() f...
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] AR = list(reversed(A)) if N < 2 and 1e5 < N: raise() f...
p03061
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] if N < 2 and 1e5 < N: raise() for v in A: if v < 1...
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] if N < 2 and 1e5 < N: raise() for v in A: ...
p03061
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] if N < 2 and 1e5 < N: raise() for v in A: ...
def GCD(a, b): """ Euclidean algorithm""" if a < b: (a, b) = (b, a) if b == 0: return a m = a % b while m != 0: a = b b = m m = a % b return b N = int(input()) A = [ int(v) for v in input().split() ] if N < 2 and 1e5 < N: raise() for v in A: ...
p03061
from collections import Counter as c m=int(eval(input())) a=list(map(int,input().split())) def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) divisors.sort() return divisors arr=[...
n=int(eval(input())) a=sorted(list(map(int,input().split()))) i=a[1] while i > 0: flg=0 for j in a: if j%i!=0: flg+=1 if flg>1: break if flg<=1: print(i) break else: i-=1
p03061
import sys import math import collections import itertools import array import inspect # Set max recursion limit sys.setrecursionlimit(1000000) # Debug output def chkprint(*args): names = { id(v): k for k, v in list(inspect.currentframe().f_back.f_locals.items()) } print(...
import sys import math import collections import itertools import array import inspect # Set max recursion limit sys.setrecursionlimit(1000000) # Debug output def chkprint(*args): names = { id(v): k for k, v in list(inspect.currentframe().f_back.f_locals.items()) } print(...
p03061
n = int(eval(input())) A = list(map(int, input().split())) def gcd(a, b): if b == 0: return a return gcd(b, a%b) ans = 0 L = [0] R = [0] for i in range(n-1): l = gcd(L[-1], A[i]) L.append(l) r = gcd(R[-1], A[::-1][i]) R.append(r) for l, r in zip(L,R[::-1]): ans = m...
n = int(eval(input())) A = list(map(int, input().split())) def gcd(a, b): if b == 0: return a return gcd(b, a%b) ans = 0 L = [0]*(n) R = [0]*(n+1) for i in range(n-1): L[i+1] = gcd(L[i], A[i]) R[i+1] = gcd(R[i], A[-i-1]) for l, r in zip(L[::-1],R): ans = max(ans, gcd(l, r)) ...
p03061
n = int(eval(input())) a = [int(m) for m in input().split()] a.sort() m0 = a[0] m1 = a[1] def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) # divisors.s...
import sys # import math, string, itertools, fractions, heapq, collections, re, array, bisect, copy, functools, random # from collections import deque, defaultdict, Counter; from heapq import heappush, heappop # from itertools import permutations, combinations, product, accumulate, groupby # from bisect import bise...
p03061
n = int(eval(input())) num_list = list(map(int, input().split())) num_list.sort() num_list.reverse() answer_list = [] max_num = 0 flag = False for i in range(num_list[0], 0, -1): if flag and count < 2: break else: flag = True count = 0 max_num = i for j in range...
n = int(eval(input())) a = list(map(int, input().split())) end = sorted(a)[1] for i in range(end + 1, 0, -1): x = 0 for j in a: if j % i != 0: x += 1 if x >= 2: break if x <= 1: print(i) break
p03061
n = int(eval(input())) A = list(map(int,input().split())) ass = set() def div(x): for i in range(1,int(x**0.5)+1): if x%i == 0: ass.add(i) ass.add(x//i) return ass a0 = A[0] a1 = A[1] div(a0) div(a1) ans = [] for i in ass: cnt = 0 for a in A: ...
import sys sys.setrecursionlimit(10**7) input = sys.stdin.readline INF = float('inf') MOD = 10**9+7 n = int(eval(input())) A = list(map(int,input().split())) ass = set() def div(x): for i in range(1,int(x**0.5)+1): if x%i == 0: ass.add(i) ass.add(x//i) return ass ...
p03061
import sys input = sys.stdin.readline n = int(eval(input())) a = list(map(int,input().split())) a.sort() #a,bの最大公約数 def gcd(a,b): if b == 0: return a else: return gcd(b,a%b) #リスト l の最大公約数 def gcdlist(l): a = l[0] for i in range(len(l)): a = gcd(a,l[i]) retu...
#a,bの最大公約数 def gcd(a,b): if b == 0: return a else: return gcd(b,a%b) n = int(eval(input())) a = list(map(int,input().split())) #b[i]:a[0]~a[i]までのgcd,c[i]:a[i]~a[-1]までのgcd b = [0]*n c = [0]*n for i in range(n): if i == 0: b[0] = a[0] c[-1] = a[-1] co...
p03061
def divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) # divisors.sort() return divisors def main(): N = int(eval(input())) A = list(map(int, input().s...
def gcd(a, b): while b != 0: a, b = b, a % b return a def main(): N = int(eval(input())) A = list(map(int, input().split())) L = [0] R = [0] for i in range(N): L.append(gcd(L[i], A[i])) R.append(gcd(R[i], A[N-i-1])) R.reverse() M = [gcd(L[i]...
p03061
from collections import Counter def getDivisor(x): ans = [] for d in range(1, int(x**0.5)+1): if x % d == 0: ans.append(d) if x//d != d: ans.append(x//d) return sorted(ans) N = int(eval(input())) As = list(map(int, input().split())) divisors =...
from itertools import accumulate def gcd(a, b): while b: a, b = b, a%b return a N = int(eval(input())) As = list(map(int, input().split())) Ls = [As[-1]] + list(accumulate(As, gcd)) Rs = list(accumulate(As[::-1], gcd))[::-1] + [As[0]] ans = 0 for i in range(N): g = gcd(Ls[i], Rs[i...
p03061
def gcd(x, y): if x > y: tmp = x x = y y = tmp if x == 0: return y else: return gcd(y%x, x) N = int(eval(input())) A = list(map(int, input().split())) # if N == 2: # print(max(A[0], A[1])) # return 0 Llist = [0] Rlist = [0] for i in ran...
def gcd(x, y): if x > y: tmp = x x = y y = tmp if x == 0: return y else: return gcd(y%x, x) N = int(eval(input())) A = list(map(int, input().split())) Llist = [0] Rlist = [0] for i in range(N): Llist.append(gcd(Llist[i], A[i])) # Rlist.in...
p03061
import copy n = int(eval(input())) x = [int(i) for i in input().split()] #ユークリッド互除法の関数の定義 def gcd(a,b): if b==0:return a return gcd(b,a%b) def gcd_multi(n,x): if n==1: return x[0] else: element = gcd(x[0], x[1]) if n==2: return element else...
import copy n = int(eval(input())) x = [int(i) for i in input().split()] #ユークリッド互除法の関数の定義 def gcd(a,b): if b==0:return a return gcd(b,a%b) def gcd_multi(n,x): if n==1: return x[0] else: element = gcd(x[0], x[1]) if n==2: return element else...
p03061
import sys sys.setrecursionlimit(10**6) n = int(eval(input())) a = list(map(int, input().split())) #n, m = map(int, input().split()) #s = input() #s,t = input().split() #a = [int(input()) for _ in range(n)] # #readline = sys.stdin.readline #n,m = [int(i) for i in readline().split()] #ab = [[int(i) for i in...
""" 累積GCD """ import sys sys.setrecursionlimit(10**6) n = int(eval(input())) A = list(map(int, input().split())) from math import gcd L = [0] * n R = [0] * n for i in range(n-1): L[i+1] = gcd(L[i], A[i]) for i in range(n-1, 0, -1): R[i-1] = gcd(R[i], A[i]) ans = 0 for i in range(n): ...
p03061
def main(): N = int(eval(input())) A = [int(i) for i in input().split()] gcd_L = [0]*(N+1) gcd_R = [0]*(N+1) def gcd(x, y): if y == 0: return x while y != 0: x, y = y, x % y return x for i, a in enumerate(A): gcd_L[i+1] = gc...
def main(): N = int(eval(input())) A = [int(i) for i in input().split()] gcd_L = [0]*(N+2) gcd_R = [0]*(N+2) def gcd(x, y): if y == 0: return x while y != 0: x, y = y, x % y return x for i, a in enumerate(A): gcd_L[i+1] = gc...
p03061
from collections import Counter N = int(eval(input())) #約数を列挙 def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.append(n//i) return divisors A_list = [make_divisors...
from collections import Counter from functools import lru_cache N = int(eval(input())) #約数を列挙 @lru_cache(maxsize=1000) def make_divisors(n): divisors = [] for i in range(1, int(n**0.5)+1): if n % i == 0: divisors.append(i) if i != n // i: divisors.a...
p03061
import sys from functools import reduce input = sys.stdin.readline def gcd(a,b): if b>a: a, b = b, a while b: a, b = b, a%b return a def gcds(nums): return reduce(gcd, nums) n = int(eval(input())) a = [int(i) for i in input().split()] ans = 0 for i in range(len(a)...
import sys from functools import reduce input = sys.stdin.readline def gcd(a,b): if b>a: a, b = b, a while b: a, b = b, a%b return a n = int(eval(input())) a = [int(i) for i in input().split()] ans = 0 l = [0]*(n+1) r = [0]*(n+1) for i in range(n): l[i+1] = gcd(l...
p03061
# AtCoder Beginner Contest 125 # https://atcoder.jp/contests/abc125 import sys s2nn = lambda s: [int(c) for c in s.split(' ')] ss2nn = lambda ss: [int(s) for s in list(ss)] ss2nnn = lambda ss: [s2nn(s) for s in list(ss)] i2s = lambda: sys.stdin.readline().rstrip() i2n = lambda: int(i2s()) i2nn = lambda: s2nn(...
# AtCoder Beginner Contest 125 # https://atcoder.jp/contests/abc125 import sys s2nn = lambda s: [int(c) for c in s.split(' ')] ss2nn = lambda ss: [int(s) for s in list(ss)] ss2nnn = lambda ss: [s2nn(s) for s in list(ss)] i2s = lambda: sys.stdin.readline().rstrip() i2n = lambda: int(i2s()) i2nn = lambda: s2nn(...
p03061
def gcd(x, y): if y == 0: return x else: return gcd(y, x % y) def gcd_array(A): n = len(A) s = A[0] i = 1 while(i < n): s = gcd(s,A[i]) i += 1 return s if __name__ == "__main__": N = int(eval(input())) B = list(map(int,input().split(...
def gcd(x, y): if y == 0: return x else: return gcd(y, x % y) def gcd_array(A): n = len(A) s = A[0] i = 1 Down = [0] while(i < n): t = gcd(s,A[i]) if t < s: Down.append(i) s = t i += 1 return s,Down if __nam...
p03061