problem_id
stringclasses
428 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
5
816
p02661
s807525312
Wrong Answer
N = int(input()) ab = [] for i in range(N): ab.append(tuple(map(int,input().split()))) up = sorted(ab,key=lambda a:a[0]) down = sorted(ab,key=lambda a:a[1],reverse=True) if N%2 == 1: print(up[N//2][1]-down[N//2][0]+1) else: r = (up[N//2-1][1]+up[N//2][1]) l = (down[N//2-1][0]+down[N//2][0]) print(r-l+1)
p02790
s511638936
Accepted
a, b = map(int, input().split()) ab = str(a) * b ba = str(b) * a if ab > ba: print(ba) else: print(ab)
p02723
s522878426
Accepted
A = list(input()) if A[2] == A[3] and A[4] == A[5]: print("Yes") else: print("No")
p02547
s844531437
Accepted
N = int(input()) zoro = [] for _ in range(N): a, b = map(int, input().split()) zoro.append(a == b) for i in range(N - 2): if zoro[i] and zoro[i + 1] and zoro[i + 2]: print("Yes") exit() print("No")
p03673
s513124699
Accepted
n = int(input()) lst = [x for x in input().split()] lst1 = lst[0::2] lst2 = lst[1::2] if n % 2 == 0: lst2.reverse() ret = lst2 + lst1 else: lst1.reverse() ret = lst1 + lst2 print(" ".join(ret))
p03759
s242515361
Wrong Answer
a, b, c = map(int, input().split()) ans = 'Yes' if b-a == c-a else 'No' print(ans)
p03131
s652673654
Wrong Answer
k, a, b = map(int, input().split()) if k < (a + 2) or (b - a) <= 2: print(1 + k) else: cnt = (k - (a - 1)) // 2 mod = (k - (a - 1)) % 2 ans = (b - a)*cnt + a + mod print(ans)
p03730
s949113326
Wrong Answer
# -*- coding: utf-8 -*- A,B,C = map(int, input().split()) mod = [] for i in range(max(B,C)): res = A * i % B if res == C: ans = "YES" print(i) break if res in mod: ans = "NO" break mod.append(res) print(ans)
p03017
s612879035
Accepted
n, a, b, c, d = map(int, input().split()) s = input() if '##' in s[a - 1:max(c, d)]: print('No') elif c < d or ('...' in s[b - 2:d + 1]): print('Yes') else: print('No')
p02847
s147400007
Accepted
day = input() if day == "SUN": print(7) elif day == "MON": print(6) elif day == "TUE": print(5) elif day == "WED": print(4) elif day == "THU": print(3) elif day == "FRI": print(2) else: print(1)
p02707
s633923314
Wrong Answer
N = int(input()) b = list(map(int,input().split())) print(b) for i in range(N + 1): a = b.count(i) print(a)
p03448
s540964302
Accepted
A=int(input()) B=int(input()) C=int(input()) X=int(input()) ans=0 for a in range(A+1): if X < 500*a: break for b in range(B+1): if X < 500*a+100*b: break for c in range(C+1): if X == 500*a+100*b+50*c: ans+=1 print(ans)
p02577
s584435336
Accepted
n = input() num = [int(n[i]) for i in range(len(n))] print('Yes' if sum(num) % 9 == 0 else 'No')
p02729
s475436998
Accepted
N,M = map(int, input().split()) ans = 0 if N >= 2: ans += N * (N-1) // 2 if M >= 2: ans += M * (M-1) // 2 print(ans)
p02820
s601028972
Wrong Answer
n,k = map(int,input().split()) r,s,p = map(int,input().split()) t = list(input()) for i in range(n-k): if t[i+k] == t[i]: t[i+k] == 0 x = t.count("r")*p+t.count("s")*r+t.count("p")*s print(x)
p03345
s932156012
Accepted
a, b, _, k = map(int, input().split()) print((a - b)*((-1)**(k & 1)))
p02994
s359960097
Accepted
N,L = map(int,input().split()) l1 = [] l2 = [] for i in range(1,N+1): a = L+i-1 l1.append(a) l2.append(abs(a)) for j in range(N): if abs(l1[j]) == min(l2): del l1[j] break print(sum(l1))
p02618
s751447364
Accepted
D = int(input()) c = list(map(int, input().split())) sdi = [list(map(int, input().split())) for i in range(D)] lastdi = [0 for i in range(26)] ans_c = [] for d in range(D): day_s = sdi[d] sloss = [day_s[i] + c[i]*(d - lastdi[i]) for i in range(26) ] ans = sloss.index(max(sloss)) ans_c.append( ans+1 ) lastdi[ans] = d for i in range(D): print(ans_c[i])
p03327
s781627347
Accepted
n = int(input()) if n >= 1000: print('ABD') else: print('ABC')
p02987
s155441381
Wrong Answer
S = input() print("Yes" if (S[0] == S[1] and S[2] == S[3]) or (S[0] == S[2] and S[1] == S[3]) or (S[0] == S[3] and S[1] == S[2]) else "No")
p02727
s808171359
Accepted
x,y,a,b,c = map(int,input().split()) r = sorted([i for i in map(int,input().split())],reverse = True) r = r[0:x] g = sorted([i for i in map(int,input().split())],reverse = True) g = g[0:y] n = sorted([i for i in map(int,input().split())],reverse = True) #print(r,g,n) com = sorted(r + g + n,reverse = True) print(sum(com[0:x + y]))
p02719
s468134198
Accepted
import sys from collections import defaultdict n,k=map(int,sys.stdin.readline().split()) if n>k: n=n%k ans=min(n,abs(n-k)) print(ans)
p03076
s132340037
Accepted
n = [int(input()) for hoge in range(5)] c = 0 t = 0 a = [10] while t < 5: if n[t]%10 == 0: c += n[t] else: c += (n[t]//10 + 1)*10 a.append(n[t]%10) t += 1 c -= (10-min(a)) print(c)
p03672
s888624183
Accepted
s=str(input()) # print(s) List=list(s) List.pop(-1) # print(List) ans=0 for i in range((len(List)//2)+1): R=List[0:i] L=List[i:i+len(R)] # print("L",L,"R",R) if(R==L): # print(i,i+1,R,L) ans=len(R)*2 print(ans)
p03408
s319266487
Wrong Answer
from collections import Counter for i in range(int(input())): s = input() for j in range(int(input())): t = input() c = Counter(s) for i in t: if i in c: c[i] -=1 print(max(0,c.most_common()[0][1]))
p03632
s191034485
Accepted
a,b,c,d=map(int,input().split()) print(max(0,min(b-c,d-a,b-a,d-c)))
p02688
s209540207
Accepted
import numpy as np n,k = map(int, input().split()) p = np.zeros(n) for i in range(k): input() l = np.array(list(map(int, input().split()))) p[l-1] += 1 print(len(np.where(p==0)[0]))
p03000
s031001111
Wrong Answer
import sys def input(): return sys.stdin.readline().strip() def I(): return int(input()) def LI(): return list(map(int, input().split())) def IR(n): return [I() for i in range(n)] def LIR(n): return [LI() for i in range(n)] def SR(n): return [S() for i in range(n)] def S(): return input() def LS(): return input().split() INF = float('inf') n, x = LI() l = LI() cnt = 1 d = 0 for i in range(n): if d + l[i] <= x: cnt += 1 d += l[i] print(cnt)
p03106
s791339783
Accepted
a,b,k=map(int,input().split()) d=[] for i in range(1,101): if a%i==0 and b%i==0: d.append(i) print(d[-1*k])
p03061
s730843032
Wrong Answer
def gcd(a,b): while b: a,b=b,a%b return a n,a=int(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=g*ans2//gcd(g,ans2) ans2=gcd(g,ans2) print(ans)
p02860
s485724190
Accepted
n = int(input()) s = input() if n%2==0: if s[:len(s)//2] == s[len(s)//2:]: print("Yes") else: print("No") else: print("No")
p02922
s160380256
Wrong Answer
a,b = map(int,input().split()) i = 0 while True: if a*i < b: i += 1 else: break print(i)
p02859
s894123127
Wrong Answer
s=input() if s== 'SUN': print(7) elif s=='SAT': print(1) elif s=='FRI': print(2) elif s=='THU': print(3) elif s=='WED': print(4) elif s=='TUE': print(5) elif s=='MON': print(6)
p03493
s642289590
Accepted
a = int(input()) ans = a%10 + (int(a/10))%10 + int(a/100)%10 print(ans)
p02578
s584695881
Accepted
n = int(input()) a = [int(i) for i in input().split()] ans = 0 for i in range(1,len(a)): if a[i-1] > a[i]: ii = a[i-1] - a[i] a[i] += ii ans += ii print(ans)
p02726
s999417220
Accepted
n,x,y=map(int,input().split()) dis=[0]*(n-1) for i in range(1,n): for j in range(i+1,n+1): d=j-i if d>abs(j-x)+1+abs(i-y): d=abs(j-x)+1+abs(i-y) if d>abs(j-y)+1+abs(i-x): d=abs(j-y)+1+abs(i-x) dis[d-1]+=1 for i in dis: print(i)
p02554
s059318461
Accepted
from collections import Counter,defaultdict,deque from heapq import heappop,heappush,heapify from bisect import bisect_left,bisect_right import sys,math,itertools,fractions,pprint sys.setrecursionlimit(10**8) mod = 10**9+7 INF = float('inf') def inp(): return int(sys.stdin.readline()) def inpl(): return list(map(int, sys.stdin.readline().split())) n = inp() res = pow(10,n,mod) res -= pow(9,n,mod)*2 res %= mod res += pow(8,n,mod) print(res%mod)
p02756
s798998770
Accepted
import collections import sys S=collections.deque(input()) Q=int(input()) r=0 for _ in range(Q): fs=next(sys.stdin).split() T=int(fs[0]) if T==1: r^=1 else: F,C=int(fs[1])-1,fs[2] if F==r: S.appendleft(C) else: S.append(C) ans=''.join(reversed(S) if r else S) print(ans)
p03796
s984822375
Accepted
n = int(input()) ans = 1 p = pow(10,9)+7 for i in range(2,n+1): ans = (i * ans)%p print(ans)
p03474
s461967073
Accepted
def i(): return int(input()) def i2(): return map(int,input().split()) def s(): return str(input()) def l(): return list(input()) def intl(): return list(int(k) for k in input().split()) a,b = i2() s = s() if "-" in s[0:a] or "-" in s[a+1:] or s[a] != "-": print("No") else: print("Yes")
p02957
s174412050
Accepted
A, B = map(int, input().split()) K = (A+B)/2 if K.is_integer(): print(int(K)) else: print("IMPOSSIBLE")
p02946
s524408873
Wrong Answer
import math def readints(): return list(map(int, input().split())) k, x = map(int, input().split()) if k == 1: print(100) exit() for i in range(k): print(x-(k-1)+i) for j in range(1, k): print(x+j)
p03592
s514060171
Accepted
N,M,K = map(int,input().split(" ")) ans = 'No' for i in range(1,N+1): for j in range(1,M+1): tmp = i*(M-j)+j*(N-i) if tmp == K: ans = 'Yes' break else:continue if ans == 'Yes': break if K == N*M or K == 0: ans = 'Yes' print(ans)
p03377
s726535074
Accepted
a, b, x = map(int, input().split()) if a == x or (a + b >= x and a < x): print("YES") else: print("NO")
p02711
s225736402
Accepted
N = int(input().count('7')) print("No" if N == 0 else "Yes")
p03264
s279727200
Accepted
import math k=int(input()) if k%2==0: print(int((k/2)**2)) else: a=math.floor(k/2) print(a*(a+1))
p03485
s504907391
Accepted
def resolve(x,y): if (x+y)%2==0: print((x+y)//2) else: print(((x+y)//2)+1) a,b=map(int,input().split()) resolve(a,b)
p03289
s654513978
Accepted
s=(input()) k=s[2:-1] m=k.replace('C', 'c') t=s[-1] t1=s[1] if k.count('C')==1 and s[0]=='A' and m==k.lower() and t==s[-1].lower() and s[1]==t1.lower(): print('AC') else: print('WA')
p02772
s297513101
Wrong Answer
import sys N=int(input()) A=list(map(int,input().split())) flag=True for i in range(N): if A[i]%2==0: if A[i]%3!=0 or A[i]%5!=0: flag=False if flag==True: print('APPROVED') else: print('DENIED')
p02600
s303425993
Accepted
x = int(input()) if x < 600: ans = 8 elif x < 800: ans = 7 elif x < 1000: ans = 6 elif x < 1200: ans = 5 elif x < 1400: ans = 4 elif x < 1600: ans = 3 elif x < 1800: ans = 2 elif x < 2000: ans = 1 print(ans)
p03854
s101155167
Wrong Answer
li = input() list = ['dream','dreamer','erase','eraser'] flag = 'NO' for x in list: for y in list: z = x + y if z == li: flag = 'YES' print(flag)
p03038
s083413088
Accepted
from heapq import * n,m = map(int,input().split()) a = list(map(int,input().split())) bc = [list(map(int,input().split()))for _ in range(m)] heapify(a) bc = sorted(bc,key=lambda x:x[1],reverse=True) for b,c in bc: for i in range(b): tmp = heappop(a) if tmp >= c: heappush(a,tmp) break else: heappush(a,c) print(sum(a))
p02682
s773886261
Wrong Answer
def main(): a,b,c,k = map(int, input().split()) ans = 0 if a >= k: ans += k if a+b < k: ans += a ans -= k - (a+b) print(ans) if __name__ == '__main__': main()
p03131
s519288786
Accepted
k, a, b = map(int, input().split()) if b-a<=2 or k<=a-1: print(1+k) else: print((k-a+1)//2*(b-a)+(k-a+1)%2+a)
p03385
s791536022
Accepted
S = list(input()) if S.count("a") == 1 and S.count("b") == 1 and S.count("c") == 1: print("Yes") else: print("No")
p02767
s789484088
Accepted
N = int(input()) X = [int(a) for a in input().split()] mi = 1<<100 for i in range(1, 101): mi = min(mi, sum([(x-i)**2 for x in X])) print(mi)
p02624
s122744835
Accepted
import math N = int(input()) number = [2]*N ans = 1 if(N>=2): for i in range(2,N+1): ans += number[i-1]*i #if(i<=math.sqrt(N)): if(i <= int(N/2)): for j in range(2,N//i+1): number[i*j-1] += 1 print(ans)
p02597
s135582402
Accepted
def main(): input() # n stones = input() white_counter = [] white_stones = 0 red_stones = 0 for color in stones: if color == 'W': white_stones += 1 else: red_stones += 1 white_counter.append(white_stones) if red_stones == 0: print(0) else: print(white_counter[red_stones - 1]) if __name__ == '__main__': main()
p03107
s349175528
Wrong Answer
s=str(input()) n=len(s) b=s.count('0') A=[b,n-b] print(n-min(A)-min(A))
p03075
s375405590
Wrong Answer
antenna = [input() for _ in range(5)] k = int(input()) check = True for i in range(4): if int(antenna[i+1]) - int(antenna[i]) > k: check = False print("Yay!" if check else ":(")
p02714
s505283229
Accepted
n =int(input()) s = input() r = s.count("R") g = s.count("G") b = s.count("B") an = 0 for i in range(n-2): for j in range(i+1,n-1): k = 2*j-i if k>=n: continue else: if s[i] != s[j] and s[k] != s[j] and s[k] != s[i]: an+=1 print(r*g*b-an)
p02813
s331703045
Wrong Answer
n = int(input()) p = list(map(int,input().split())) q = list(map(int,input().split())) p = tuple(p) q = tuple(q) import itertools a = (list(itertools.permutations(list(range(1,n+1))))) b = 0 c = 0 cnt = 1 for i in a: if i == p: c += cnt elif i == q: b += cnt if c!= 0 and b!=0: break else: cnt += 1 print(abs(c-b))
p03565
s904662697
Wrong Answer
S = list(input()) T = list(input()) flag = False for i in range(len(S)): ii = len(S) - i for j in range(len(T)): if (ii+j >= len(S)): flag = False break elif S[ii+j]==T[j] or S[ii+j] == "?": flag = True else: flag = False break if (flag): for k in range(len(T)): S[ii+k] = T[k] break if (flag): print("".join(S).replace("?","a")) else: print("UNRESTORABLE")
p03351
s075621361
Accepted
A,B,C,D=map(int,input().split()) if max(A,C) - min(A,C) <= D: print('Yes') elif max(A,B) - min(A,B) <= D and max(C,B) - min(C,B) <= D: print('Yes') else: print('No')
p02817
s908687834
Accepted
s, t = input().split() print(t + s)
p03759
s859415721
Accepted
A, B, C = map(int,input().split()) if B-A == C-B: print("YES") else: print("NO")
p02613
s950432546
Accepted
n=int(input()) word_list = ['AC','WA','TLE','RE'] A = 0 W = 0 T = 0 R = 0 for i in range(n): s = input() if s == 'AC': A = A + 1 elif s == 'WA': W = W + 1 elif s == 'TLE': T = T + 1 else: R = R + 1 Ans_list = [A,W,T,R] for i in range(4): print(str(word_list[i])+ ' x '+ str(Ans_list[i]))
p03862
s007595895
Accepted
N,x = map(int,input().split()) a = list(map(int, input().split())) ans=0 wa=a[0]+a[1] if wa>x: ans=wa-x if a[1]<ans: a[1]=0 else: a[1]-=ans for i in range(1,N-1): wa=a[i]+a[i+1] if wa>x: ans+=wa-x a[i+1]-=(wa-x) print(ans)
p02789
s572980194
Accepted
n,m = (int(i) for i in input().split()) if n==m: print("Yes") else: print("No")
p03251
s923122400
Wrong Answer
n, m, X, Y = map(int, input().split()) x = list(map(int, input().split())) y = list(map(int, input().split())) x.append(X) x.sort() y.sort() if x[-1] >= y[0]: print("War") else: print("NO War")
p03657
s290263449
Accepted
a, b = map(int, input().split()) if a % 3 == 0 or b % 3 == 0 or (a + b) % 3 == 0: print('Possible') else: print('Impossible')
p02881
s134325679
Wrong Answer
n = int(input()) m = 10**13 for x in range(1,1000001): y = n / x if y % 1 == 0: v = x + y -2 m = min(m, v) print(m)
p02629
s917220897
Accepted
_dog_no = int(input()) _letter = [chr(i) for i in range(97,97+26)] _dog_name = "" for _i in range(11): _dog_no -= 1 _dog_name = _letter[_dog_no % 26] + _dog_name _dog_no = _dog_no // 26 if _dog_no < 1: break print(_dog_name)
p03035
s827267096
Wrong Answer
N, K = map(int, input().split()) if N >=13: print(K) elif N >= 6: print(K/2) else: print(0)
p02900
s075099674
Accepted
import math def divisors(n): s = set() for x in range(2, math.ceil(n ** 0.5) + 1): while n % x == 0: s.add(x) n /= x if n == 1: break if n > 1: s.add(n) return s a, b = map(int, input().split()) d = divisors(a) & divisors(b) print(len(d) + 1)
p02959
s853642657
Wrong Answer
n = int(input()) a = list(map(int,input().split())) b = list(map(int,input().split())) b.append(0) b.append(0) ans = 0 for i in range(n+1): if a[i]-b[i] > 0: ans += a[i]-b[i] else: b[i+1] += b[i]-a[i] print(sum(a)-ans)
p02732
s795589709
Accepted
import collections import numpy as np N=int(input()) A = list(map(int, input().split())) c=collections.Counter(A) kazu=list(c.values()) a=np.array(kazu) sn=a*(a-1)/2 s=sum(sn) for k in range(N): sub=c[A[k]]-1 print(int(s-sub))
p02843
s527902885
Wrong Answer
x = int(input()) dp = [0] * (x+1) dp[0] = 1 for i in range(1,x+1): for t in range(100,107): if i - t >= 0: dp[i] = max(dp[i], dp[i-t]) print(dp[x])
p02682
s238858696
Wrong Answer
a, b, c, k = map(int, input().split()) if k > a: print(k) elif k <= a+b: print(a) else: k -= a+b print(a+k)
p03285
s295014180
Accepted
import queue ok_list = set() q = queue.Queue() q.put(0) while not q.empty(): current = q.get() for i in [4, 7]: n = current + i if n > 100: continue elif n in ok_list: continue else: ok_list.add(n) q.put(n) n = int(input()) if n in ok_list: print("Yes") else: print("No")
p03160
s278087606
Wrong Answer
n = int(input()) x =list(map(int,input().split())) a = [0,abs(x[1]-x[0])] if n>2: for i in range(2,n): a.append(min(abs(x[i-2]-x[i])+a[-2],abs(x[i-1]+x[i])+a[-1])) else: print(a[-1]) exit() print(a[-1])
p02791
s330994777
Wrong Answer
N = int(input()) num_list = [int(i) for i in input().split()] counter = {"check": 1} for i in range(1,N): count = len([j for j in range(0,i) if num_list[i] <= num_list[j]]) if count != 0: counter["check"] += 1 print(counter["check"])
p03637
s958364845
Accepted
N = int(input()) A = list(map(int,input().split())) x = 0 y = 0 for a in A: if a%4==0: x+=1 elif a%2==0: y+=1 if N//2<=x+y//2: print("Yes") else: print("No")
p02833
s872511061
Accepted
N = int(input()) if N % 2 == 1: print(0) exit() else: tmp = 2 ans = 0 while 5 * tmp <= N: tmp *= 5 ans = ans + N // tmp print(ans)
p02714
s680027009
Accepted
N = int(input()) S = input() r = S.count('R') g = S.count('G') b = S.count('B') c = 0 for i in range(N): for j in range(i+1, N): h = 2*j-i if h >= N: break if S[i]!=S[h] and S[i]!=S[j] and S[j]!=S[h]: c += 1 print(r*g*b-c)
p03252
s243111625
Accepted
S = input() T = input() R_s = [-1] * 26 R_t = [-1] * 26 ans = 'Yes' for i in range(len(S)): tmpS = ord(S[i]) - 97 tmpT = ord(T[i]) - 97 if R_s[tmpS] < 0: R_s[tmpS] = tmpT elif R_s[tmpS] != tmpT: ans = 'No' if R_t[tmpT] < 0: R_t[tmpT] = tmpS elif R_t[tmpT] != tmpS: ans = 'No' print(ans)
p03565
s605721401
Accepted
s = input() t = input() sl = len(s) tl = len(t) res = list(s) def check(s1, s2): for i in range(len(s1)): if s1[i] == '?': continue if s1[i] != s2[i]: return False return True for i in range(sl-tl, -1, -1): if check(s[i: i+tl], t): res[i: i+tl] = t res = ['a' if s == '?' else s for s in res] break else: res = list('UNRESTORABLE') print(''.join(res))
p02684
s909735393
Accepted
#int(input()) #int(x) for x in input().split() #map(int,input().split()) n,k=map(int,input().split()) a=[int(x) for x in input().split()] co=0 s=set([1]) i=0 path=[1] j=0 while True: co+=1 path.append(a[i]) if a[i] in s: j=path.index(a[i]) break else: s.add(a[i]) i=a[i]-1 #print(path) if k<=j: print(path[k]) else: k-=j path=path[j+1:] k-=1 k=k%(len(path)) print(path[k])
p03471
s136511206
Wrong Answer
a,b=input().split() a=int(a) b=int(b) c=0 for i in range(int(b/10000)+1): for k in range(int(b/5000)+1): if i*10000+k*5000+(a-i-k)*1000==b: c=c+1 break if c==0: print(-1,-1,-1) else: print(i,k,a-i-k)
p03767
s329850167
Wrong Answer
n = int(input()) a = list((map(int ,input().split()))) a.sort() print(sum(a[n:2*n]))
p02760
s810166060
Accepted
a=open(0).read().split();print('YNeos'[all(t-set(map(a.index,a[10:]))for t in({0,3,6},{0,4,8},{2,4,6},{2,5,8},{3,4,5},{6,7,8}))::2])
p03274
s288077921
Wrong Answer
# -*- coding: utf-8 -*- N,K = list(map(int, input().rstrip().split())) x_list = list(map(int, input().rstrip().split())) #----- cnt_time = max(x_list)*N for l in range(N-K+1): r=l+K-1 route1 = abs(x_list[l]) + abs(x_list[r] - x_list[l]) route2 = abs(x_list[r]) + abs(x_list[r] - x_list[l]) cnt_time = min( cnt_time, route1, route2 ) print(cnt_time)
p03043
s197897482
Accepted
import math n,k = map(int,input().split()) ans = 0 for i in range(1, n+1): if i < k: ans += (1/n)*(1/2)**math.ceil(math.log2(k/i)) else: ans += 1/n print(ans)
p02628
s360810638
Accepted
import sys import copy from collections import deque stdin = sys.stdin mod = 10**9+7 ni = lambda: int(ns()) na = lambda: list(map(int, stdin.readline().split())) ns = lambda: stdin.readline().rstrip() # ignore trailing spaces n, k = na() p = na() p.sort() print(sum(p[:k]))
p02687
s582228216
Wrong Answer
print('A%sC'%'BR'[id(id)%9%2])
p03438
s553406998
Accepted
n = int(input()) a = list(map(int,input().split())) b = list(map(int,input().split())) x = y = 0 for i in range(n): dif = b[i]-a[i] if dif>0:x += dif//2 else:y += -dif print('Yes' if x>=y else 'No')
p02996
s150165657
Accepted
n = int(input()) from bisect import bisect ab = [list(map(int,input().split())) for i in range(n)] ab.sort(key = lambda x: x[1]) ok = True last = 0 for a,b in ab: if b-a>=last: last += a else: ok = not ok break print('Yes' if ok else 'No')
p02747
s537524840
Accepted
s = input() ans = "Yes" if len(s) % 2 != 0: ans = "No" else: for i in range(len(s)//2): if s[i*2] != "h" or s[i*2+1] != "i": ans = "No" break print(ans)
p02939
s234361501
Accepted
s = input() a = "" b = "" ans = 0 for i in range(len(s)): b += s[i] if a == b: continue else: ans += 1 a = b b = "" print(ans)
p03017
s470913616
Accepted
n, a, b, c, d = map(int, input().split()) s = input() if '##' in s[a:d+1]: print('No') elif c < d or '...' in s[b-2:d+1]: print('Yes') else: print('No')