problem_id
stringclasses
428 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
5
816
p04033
s606597950
Accepted
a,b = map(int,input().split()) if a * b <= 0: print("Zero") elif a > 0: print("Positive") else: if (b - a) % 2 == 0: print("Negative") else: print("Positive")
p02548
s645233031
Accepted
#!/usr/bin/env python3 import sys def main(): from math import sqrt input = sys.stdin.readline n = int(input()) m = int(sqrt(n)) + 1 ans = 0 for i in range(1, n + 1): j = n // i if n % i == 0: j -= 1 ans += j print(ans) if __name__ == '__main__': main()
p03474
s643504608
Accepted
import re A, B = map(int,input().split()) S = input() p = f"\d{{{A}}}-\d{{{B}}}" pattern = re.compile(p) if pattern.fullmatch(S): print('Yes') else: print('No')
p03633
s761710717
Accepted
import sys import fractions def input(): return sys.stdin.readline().strip() def Z(): return int(input()) def ZZ(): return [int(_) for _ in input().split()] def main(): N = Z() T = [Z() for _ in range(N)] ans = T[0] for i in range(1, N): g = fractions.gcd(ans, T[i]) ans *= T[i] ans //= g print(ans) return if __name__ == '__main__': main()
p03543
s914290530
Wrong Answer
N=input();print('Yes')if set(N[:3])==1or set(N[1:])==1else print('No')
p03251
s070544137
Accepted
N,M,X,Y = map(int,input().split()) lx = list(map(int,input().split())) lx.append(X) ly = list(map(int,input().split())) ly.append(Y) if max(lx) < min(ly): print('No War') else: print('War')
p02640
s570004044
Accepted
wa, num = map(int, input().split()) kame = (num / 2) - wa turu = wa - kame if (kame >= 0 and turu >= 0) and (wa == kame + turu) and (num == 2 * turu + 4 * kame) and ( kame.is_integer() and turu.is_integer()): print('Yes') else: print('No')
p02618
s245122660
Accepted
d = int(input()) c = [int(i) for i in input().split()] s = [[int(i) for i in input().split()] for j in range(d)] #t = [int(input()) for i in range(d)] for i in range(d): print(1)
p03544
s918189797
Wrong Answer
n = int(input()) print(int(((1 + 5**(1/2)) / 2)**(n) + ((1 - 5**(1/2)) / 2)**(n)))
p02719
s584777299
Wrong Answer
n,k=map(int, input().split()) val=n%k num=abs(n-k) if num==0: print(0) else: val1=min(num%k,k%num) print(min(val,val1))
p02687
s498234090
Accepted
s=input() if s=="ABC": print("ARC") else: print("ABC")
p02783
s401650297
Accepted
import math h, a = map(int, input().split()) print(math.ceil(h/a))
p02645
s362067919
Accepted
S = input() print(S[:3])
p03838
s626033966
Wrong Answer
x, y = map(int, input().split()) if x >= 0: if y >= 0: if x <= y: ans = y - x else: ans = x - y + 2 else: ans = abs(x + y) + 1 else: if y <= 0: if x <= y: ans = y - x else: ans = x - y + 2 else: ans = abs(x + y) + 1 print(ans)
p02957
s715429098
Accepted
a, b = map(int, input().split()) if abs(a-b)%2 == 1: print('IMPOSSIBLE') else: print((a+b)//2)
p02862
s434723474
Accepted
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines mod = 10**9+7 X,Y = map(int,readline().split()) if X > Y: X,Y = Y,X Z = X+Y if Z % 3 == 0 and X <= Y <= 2*X: N = Z//3 r = (N-(Y-X)) // 2 else: print(0) sys.exit() f = [1]*(N+1) for i in range(1,N+1): f[i] = i * f[i-1] % mod a = pow(f[r],mod-2,mod) b = pow(f[N-r],mod-2,mod) ans = f[N] * a * b % mod print(ans)
p02578
s242029254
Accepted
n=int(input()) a=list(map(int, input().split())) l=a[0] sm=0 for h in a: if(h<l): sm+=(l-h) elif(h>l): l=h print(sm)
p02987
s054921719
Wrong Answer
S = input() for i in range(3): if S[i] == S[i+1]: print("Bad") break else: print("Good")
p03427
s387955410
Accepted
N = input() def digsum(n): total = 0 while n > 0: total += n%10 n /= 10 n = int(n) return total if len(N)==1: print(N) exit() if N[1:].count('9') == len(N)-1: print(digsum(int(N))) exit() ans = int(str(int(N[0])-1) + '9'*(len(N)-1)) print(digsum(ans))
p02682
s700132475
Accepted
#B A,B,C,K=map(int,input().split()) if K<=A: Sum=K elif K<=A+B: Sum=A else: Sum=A-(K-A-B) print(Sum)
p03627
s175564330
Wrong Answer
import sys def I(): return int(sys.stdin.readline().rstrip()) def IL(): return map(int,sys.stdin.readline().rstrip().split()) def Main(): n = I() a = list(IL()) sa = set(a) stick = [] for rep in sa: if 2<=a.count(rep): stick.append(rep) if len(stick)<2: print(0) else: stick.sort() print(stick[-1]*stick[-2]) return if __name__=='__main__': Main()
p02725
s733724752
Accepted
k,n=list(map(int,input().split())) A=list(map(int,input().split())) l=[] for i in range(n-1): l.append(A[i+1]-A[i]) l.append(k-A[-1]+A[0]) print(sum(l)-max(l))
p03317
s644084026
Wrong Answer
NK = list(map(int,input().split())) A = list(map(int,input().split())) N = NK[0] K = NK[1] # print(N) # print(K) # print(A) min_index = A.index(min(A)) # print(min_index) leftLength = min_index rightLength = N - 1 - leftLength # print(leftLength) # print(rightLength) delta = K - 1 # print(delta) count = 0 leftTimes = leftLength // delta remain = leftLength % delta if remain > 0: leftTimes = leftTimes + 1 rightLength = rightLength - remain rightTimes = rightLength // delta remain = rightLength % delta if remain > 0: rightTimes = rightTimes + 1 count = leftTimes + rightTimes print(count)
p02836
s371082949
Wrong Answer
input_line = input() N = input_line[::-1] count = 0 for i in range(len(input_line)): if input_line[i] != N[i]: count += 1 print(count)
p02731
s202686220
Wrong Answer
import sys import numpy as np # input処理を高速化する input = sys.stdin.readline L=int(input()) V=0 for x in np.arange(0,L+0.1,0.1): for y in np.arange(0,L+0.1-x,0.1): z = L-x-y V = max(V, x*y*z) print(V)
p02676
s236402338
Accepted
K = int(input()) S = input() if len(S) <= K: print(S) else: print(S[: K] + "...")
p03329
s496095833
Accepted
N = int(input()) def digit(x, base): if x == 0: return 0 return digit(x // base, base) + x % base def calc(six, nine): return digit(six, 6) + digit(nine, 9) ans = 10**18 for six in range(N + 1): ans = min(ans, calc(six, N - six)) print(ans)
p02947
s574284943
Wrong Answer
def main(): N = int(input()) dict = {} for i in range(N): s = "".join(sorted(input())) if s in dict: dict[s] = dict[s] * 2 else: dict[s] = 1 result = 0 l = list(dict.keys()) for j in l: result += int(dict[j]) print(result - len(l)) if __name__ == '__main__': main()
p02861
s326184364
Accepted
from math import sqrt n = int(input()) xy = [list(map(int, input().split())) for _ in range(n)] result = 0 for i in range(n): for j in range(n): if i != j: result += sqrt((xy[i][0] - xy[j][0])**2 + (xy[i][1] - xy[j][1])**2) print(result/n)
p03061
s107491474
Wrong Answer
N = int(input()) A = list(map(int,input().split())) if N==2: print(max(A));exit() from math import gcd L = {} R = {} L[0] = A[0] R[N-1] = A[-1] ans = 0 for i in range(1,N): L[i] = gcd(L[i-1],A[i]) R[N-i-1] = gcd(R[N-i],A[N-i-1]) for i in range(2,N): ans = max(ans,gcd(L[i-2],R[i])) ans = max(ans,R[1]) ans = max(ans,L[N-1]) print(ans)
p03035
s131172700
Accepted
A,B=map(int, input().split()) if A <= 5: print(0) elif A <= 12: print(B//2) else: print(B)
p02627
s569664287
Accepted
x = input() if x.isupper(): print('A') else: print('a')
p02633
s351143955
Wrong Answer
k = list(map(int,input().split())) print(int(360//k[0]))
p03327
s833731450
Wrong Answer
import sys import copy import math import bisect import pprint import bisect from functools import reduce from copy import deepcopy from collections import deque def lcm(x, y): return (x * y) // math.gcd(x, y) if __name__ == '__main__': a = [int(i) for i in input().split()] if a[0] >999: print("ABD"+str(a[0]-999)) else: print("ABC"+str(a[0]))
p02546
s321901703
Accepted
s=input() if s[-1]=="s": print(s+"es") else: print(s+"s")
p03796
s026770171
Accepted
N = int(input()) power = 1 for i in range(1, N+1): power = power * i % (10 ** 9 + 7) print(power)
p03251
s377471457
Accepted
n, m, x, y = list(map(int, input().split())) p = list(map(int, input().split())) q = list(map(int, input().split())) if max(max(p), x) < min(min(q), y): print("No War") else: print("War")
p04011
s011244590
Wrong Answer
n = int(input()) k = int(input()) x = int(input()) y = int(input()) print((k * x) + ((n - k) * y))
p03815
s612499654
Accepted
x=int(input()) q=x//11 r=x%11 if r==0: print(2*q) elif 0<r<=6: print(2*q+1) else: print(2*q+2)
p03679
s680837607
Wrong Answer
def main(): x, a, b = map(int, input().split()) if a > b: print("delicious") elif b - a <= x: print("safe") else: print("dangerous") if __name__ == '__main__': main()
p03471
s164603656
Accepted
n, m = map(int, input().split()) answer = -1, -1, -1 for x in range(n+1): for y in range(n-x+1): z = n - x - y if x * 10000 + y * 5000 + z * 1000 == m: answer = (x, y, z) break else: continue print(*answer)
p02899
s366106551
Wrong Answer
N=int(input()) A=list(map(int,input().split())) ans=[None]*N for i in range(N): ans[i]=A.index(i+1)+1 print(ans)
p02576
s660477428
Wrong Answer
N,X,T=list(map(int,input().split())) S=N//X print(S*T+T)
p03339
s682910390
Accepted
N=int(input()) S=input() L=[0]*N R=[0]*N Lcnt=0 Rcnt=0 for i in range(1,N): if(S[i-1]=='W'): Lcnt+=1 L[i]=Lcnt for i in reversed(range(0,N-1)): if(S[i+1]=='E'): Rcnt+=1 R[i]=Rcnt ans=10e+9 for i in range(N): ans=min(ans,(L[i]+R[i])) print(ans)
p02792
s824461712
Wrong Answer
n = int(input()) ans = 0 a = [[[] for i in range(10)] for j in range(10)] for i in range(n): a[int(str(i)[0])][int(str(i)[-1])].append(i) for i in range(1, 10): for j in range(1, 10): ans += len(a[i][j]) * len(a[j][i]) print(ans)
p03659
s580232951
Accepted
n=int(input()) c=list(map(int, input().split())) s = sum(c) l = [] x = 0 y = s for i in c[:n-1]: x += i y -= i l += [abs(x-y)] print(min(l))
p03861
s919668496
Wrong Answer
a,b,x = map(int,input().split()) if x>b: print(0) else: if b%x==0: tmp = 1 else: tmp = 0 print((b-a)//x+tmp)
p03103
s290941317
Accepted
n, m = map(int, input().split()) ab = sorted([tuple(map(int, input().split())) for _ in range(n)]) i = 0 # 今何本かったか price = 0 # 合計いくらか for a, b in ab: price += a * min(b, m-i) i += min(b, m-i) if i == m: print(price) exit()
p03086
s646884533
Wrong Answer
import re S=input() ans = sorted((re.findall("[AGCT]*", S)), reverse=True, key=len) print(ans[0])
p03951
s335543778
Wrong Answer
n = int(input()) s = input() t = input() for i in range(n, -1, -1): ans = [""] * (n + n - i) ans[:n] = list(s) ans[-n:] = list(t) if ans[:n] == list(s): break print(*ans, sep="")
p02766
s605118667
Wrong Answer
n, k = map(int, input().split()) i = 1 while k ** i < n: i += 1 print(i+1)
p03767
s348172771
Accepted
n = int(input()) a = [int(x) for x in input().split()] a.sort(reverse=True) print(sum(a[1:2*n:2]))
p02615
s817367546
Accepted
n = int(input()) a = list(map(int, input().split())) ans = 0 a.sort() for i in range(1, n): ans += a[n - i // 2 - 1] print(ans)
p02947
s046959770
Accepted
n = int(input()) dic = {} for i in range(n): s = ''.join(sorted(list(input()))) if not s in dic: dic[s] = 1 else: dic[s] += 1 res = 0 for v in dic.values(): if v >= 2: res += v*(v-1) print(res//2)
p03211
s425038327
Accepted
s = input() a = [] for i in range(3,len(s)+1): a.append(s[i-3:i]) min = 1000 for i in a: if min > abs(753 - int(i)): min = abs(753 - int(i)) print(min)
p02607
s088008817
Accepted
n = int(input()) a = list(map(int, input().split())) ans = 0 for i in range(n): if (i + 1) % 2 == 1: if a[i] % 2 == 1: ans += 1 print(ans)
p03680
s796590869
Accepted
n, *a = map(int, open(0)) done = [0] * n b = 1 cnt = 0 while not done[b - 1]: if b == 2: print(cnt) exit() done[b - 1] = 1 b = a[b - 1] cnt += 1 print(-1)
p03774
s260361866
Wrong Answer
n, m = map(int, input().split()) p = [list(map(int, input().split())) for i in range(n + m)] for a, b in p[:n]: x = [abs(a - c) + abs(b - d) for c, d in p[n:]] print(x.index(min(x)) + 1)
p02793
s725000698
Accepted
import sys from fractions import gcd input = sys.stdin.readline N = int(input()) a = list(map(int, input().split())) mod = 10 ** 9 + 7 l = 1 res = 0 for x in a: l = x * l // gcd(x, l) l %= mod for x in a: res += l * pow(x, mod - 2, mod) res %= mod print(res)
p03329
s092701945
Accepted
L = [1] n = int(input()) x = 6 y = 9 while x <= n: L.append(x) x *= 6 while y <= n: L.append(y) y *= 9 L.sort() dp = [float("Inf")]*(n+1) dp[0] = 0 for i in range(n+1): for j in L: if i+j <= n: dp[i+j] = min(dp[i+j],dp[i]+1) else: break print(dp[n])
p02718
s915673373
Wrong Answer
n,m = map(int,input().split()) arr = list(map(int,input().split())) arr.sort() M = round(sum(arr)/(2*m)) cnt = 0 for i in range(n): if arr[i] >= M: cnt+=1 if cnt == m or cnt > m: print('Yes') else: print('No')
p02796
s162228051
Wrong Answer
N = int(input()) # X, L = [], [] A = [] for i in range(N): x, l = map(int, input().split()) # X.append(x) # L.append(l) A.append((x - l, x + l)) A.sort() ans = 0 x = -10e50 for i in range(N): l, r = A[i] if x <= l: ans += 1 x = r-1 print(ans) # 選べるロボットの中で最もX+Lが小さいもの
p03665
s100501050
Accepted
n,p=map(int,input().split()) A=[int(a)%2 for a in input().split()] odd=sum(A) if odd==0: if p==1:print(0) else:print(2**n) else:print(2**(n-1))
p02547
s629175165
Accepted
import sys input = sys.stdin.readline sys.setrecursionlimit(10**6) n=int(input().rstrip()) cnt=0 tmp=0 for i in range(n): a,b=map(int,input().split()) if a==b: tmp+=1 else: cnt=max(cnt,tmp) tmp=0 cnt=max(cnt,tmp) if cnt>=3: print("Yes") else:print("No")
p02900
s186160780
Accepted
from fractions import gcd a, b = map(int, input().split()) def prime_factorize(n): a = [] while n % 2 == 0: a.append(2) n //= 2 f = 3 while f * f <= n: if n % f == 0: a.append(f) n //= f else: f += 2 if n != 1: a.append(n) return a print(len(set(prime_factorize(gcd(a, b)))) + 1)
p03659
s928988573
Wrong Answer
n = int(input()) a = list(map(int, input().split())) ans = 9999 x = 0 Sum = 0 for i in range(n): Sum += a[i] for i in range(n): x += a[i] y = Sum - a[i] if i+1 < n: ans = min(ans, abs(x-y)) print(abs(ans))
p02843
s393216526
Accepted
import sys input = sys.stdin.readline sys.setrecursionlimit(10 ** 7) x = int(input()) def cond(x): q, r = x // 100, x % 100 q5, r5 = r // 5, r % 5 if r5 == 0: return q >= q5 else: return q >= q5 + 1 if cond(x): print(1) else: print(0)
p02621
s532068062
Wrong Answer
#!/usr/bin/env python3 def main(): a = int(input()) print(a+a^2+a^3) if __name__ == '__main__': main()
p03069
s883984220
Accepted
n=int(input()) s=input() a=[0] for i in s: if i==".":a+=[a[-1]+1] else:a+=[a[-1]] w=s.count(".") print(min(i-a[i]+w-a[i] for i in range(n+1)))
p03131
s002570656
Accepted
K, A, B = map(int, input().split()) if B - A <= 2 or A + 1 > K: print(K + 1) exit() K -= A - 1 res = A res += (B - A) * (K // 2) if K % 2 == 1: res += 1 print(res)
p03627
s607385656
Wrong Answer
import sys import collections n = int(input()) a = collections.Counter(list(map(int, sys.stdin.readline().split()))) chk = [] for i in a: if a[i] >= 2: chk.append([i, a[i]]) if len(chk) < 1: print(0) else: if chk[0][1] >= 4: print(chk[-1][0]*chk[-1][0]) exit() print(chk[-1][0]*chk[-2][0])
p03804
s732940835
Wrong Answer
n,m=map(int,input().split()) a=[list(input()) for _ in range(n)] b=[list(input()) for _ in range(m)] x=0 for i in range(n-m): for j in range(n-m): for k in range(m): if a[i][j]==b[k][0]: for l in range(m): if a[i][j+l]==b[k][l]:x+=1 if x==m:print('Yes') else:print('No')
p03474
s434415030
Wrong Answer
a,b = map(int,input().split()) s = list(input()) if "-" not in s: print("No") elif a==len(s[:s.index("-")]) and b==len(s[s.index("-")+1:]): print("Yes") else:print("No")
p03605
s250312824
Wrong Answer
N = str(input()) if "9" == N[0] or "9" == N[1]: print( "YES" ) else: print( "NO" )
p02705
s355102670
Accepted
input_line = int(input()) result = 2 * input_line * 3.14 print(result)
p02618
s960114777
Accepted
D = int(input()) C = list(map(int, input().split())) # S = [[1st day], [2nd day], ..., [D-th day]] S = [] for i in range(D): Si = list(map(int, input().split())) S.append(Si) I = 26 last = [0]*I score = S[1] contest = score.index(max(score)) last = [x+1 for x in last] last[contest] = 0 print(contest + 1) for day in range(1, D): score = [(last[i]*C[i])*I+S[day][i] for i in range(I)] contest = score.index(max(score)) last = [x+1 for x in last] last[contest] = 0 print(contest + 1)
p03254
s958320857
Accepted
N, x = map(int, input().split()) a = list(map(int, input().split())) a.sort() res = 0 for aa in a: x -= aa if x < 0: print(res) exit() res += 1 if x == 0: print(N) else: print(N - 1)
p03796
s314191684
Accepted
n = int(input()) p = 1 mod = 10**9 + 7 for i in range(1,n+1): p *= i p %= mod print(p)
p02957
s557100919
Accepted
a,b=map(int,input().split()) x=(a+b)/2 if x.is_integer(): print(int(x)) else: print("IMPOSSIBLE")
p02658
s294704891
Accepted
N = int(input()) A_list = list(map(int,input().split())) output = 1 flug = 0 if 0 in A_list: print(0) flug = 1 if flug != 1: for i in range(N): output *= A_list[i] if (output > 10 ** 18): print(-1) flug = 1 break if(flug != 1): print(output)
p02922
s008415404
Accepted
A,B = map(int,input().split()) print(1-(A-B)//(A-1))
p03261
s484429452
Accepted
# https://atcoder.jp/contests/abc109/tasks/abc109_b n = int(input()) words = [] for _ in range(n): words.append(input()) pre = words[0] done = set([pre]) for i in range(1, n): w = words[i] if pre[-1] == w[0] and w not in done: pre = w done.add(w) else: print('No') break else: print('Yes')
p02753
s082856026
Wrong Answer
if __name__== '__main__': s = input('>>') if s[0] == 'A' and s[1] == 'A' and s[2] == 'A': print('Yes') elif s[0] == 'B' and s[1] == 'B' and s[2] == 'B': print('Yes') else: print('No')
p02988
s064236080
Accepted
n = int(input()) num = list(map(int, input().split())) count = 0 for i in range(1,n-1): num1 = num[i-1:i+2] num2 = sorted(num1) if num2[1]==num1[1]: count += 1 print(count)
p02700
s759451301
Accepted
#coding UTf-8 a,b,c,d = (int(x) for x in input().split()) while True: c=c-b; if c<=0: print("Yes") break; a=a-d; if a<=0: print("No") break;
p02717
s362436095
Wrong Answer
x,y,z=map(int,input().split()) temp=x y=x x=temp temp2=z z=x x=temp2 print(x,y,z)
p02948
s711735657
Accepted
from collections import defaultdict from heapq import heappush, heappop, merge n, m = map(int, input().split()) ab = [list(map(int, input().split())) for _ in range(n)] day = defaultdict(list) for a, b in ab: day[a].append(b) work, ans = [], 0 for i in range(1, m + 1): for j in day[i]: heappush(work, -j) if len(work) > 0: ans -= heappop(work) print(ans)
p03408
s052980580
Accepted
import collections N = int(input()) s = [input() for _ in range(N)] M = int(input()) t = [input() for _ in range(M)] s_counter = collections.Counter(s) t_counter = collections.Counter(t) ans = 0 for i in s_counter: ans = max(ans, s_counter[i] - t_counter[i]) print(ans)
p02789
s165496793
Accepted
N, M = map(int, input().split()) if N == M: print('Yes') else: print('No')
p03359
s855077248
Accepted
a,b=map(int,input().split()) if a>b: print(a-1) else: print(a)
p02780
s244881424
Wrong Answer
N, K = map(int, input().split()) p = list(map(int, input().split())) s = 0 for j in range(K): s += p[j] x = s for k in range(N - K): t = s - p[k] + p[K + k] if s <= t: x = t else: pass s = t print((x + K) / 2)
p02624
s534756180
Accepted
n=int(input()) print(sum(map(lambda x:n//x*(n//x+1)//2*x,range(1,n+1))))
p03487
s718491121
Accepted
from collections import Counter n = int(input()) dic = Counter(list(map(int,input().split()))) ans = 0 for k,v in dic.items(): if k > v: ans += v elif k < v: ans += v-k else: pass print(ans)
p03345
s604981560
Accepted
import sys def rs(): return sys.stdin.readline().rstrip() def ri(): return int(rs()) def rs_(): return [_ for _ in rs().split()] def ri_(): return [int(_) for _ in rs().split()] A, B, C, K = ri_() print(A - B if K % 2 == 0 else B - A)
p03730
s708108556
Wrong Answer
a,b,c = map(int,input().split()) ans = 'No' for i in range(b): if (a*i)%b == c: ans = 'Yes' break print(ans)
p03160
s600224380
Accepted
N = int(input()) [*h] = map(int, input().split()) dp = [float('inf') for _ in range(N)] dp[0] = 0 dp[1] = abs(h[0]-h[1]) for i in range(2, N): dp[i] = min(dp[i-1]+abs(h[i]-h[i-1]), dp[i-2]+abs(h[i]-h[i-2])) print(dp[N-1])
p03219
s678553569
Accepted
a, b = (int(i) for i in input().split()) print(b//2+a)
p03251
s061230373
Accepted
N,M,X,Y=map(int,input().split()) x=list(map(int,input().split())) y=list(map(int,input().split())) x.append(X) y.append(Y) x.sort() y.sort() if x[-1] >= y[0]: print("War") else: print("No War")
p02719
s493725339
Accepted
N,K=list(map(int,input(' ').split(' '))) print(min(N%K,(-N)%K))
p02640
s085326496
Accepted
x,y=(map(int,input().split())) import sys for a in range(x+1): if 2*a+4*(x-a)==y: print('Yes') sys.exit() print('No')