problem_id
stringclasses
428 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
5
816
p03548
s073827481
Accepted
a,b,c=map(int,input().split()) print((a-c)//(b+c))
p03854
s285994722
Accepted
s=input().replace("eraser","").replace("erase","").replace("dreamer","").replace("dream","") if s: print("NO") else: print("YES")
p03681
s055089818
Accepted
MOD=1000000007 def fac(x): ret=1 for i in range(1,x+1): ret*=i ret%=MOD return ret N,M=map(int,input().split()) if N==M: print(fac(N)**2*2%MOD) elif abs(N-M)==1: print(fac(N)*fac(M)%MOD) else: print(0)
p03778
s175255933
Accepted
W, a, b = map(int, input().split()) if (a <= b <= a + W) or (a <= b + W <= a + W): ans = 0 else: ans = max((b - (a + W)),(a - (b + W))) print(ans)
p02548
s327273568
Wrong Answer
def main(): n = int(input()) cnt = 0 same = 0 for a in range(1, n): for b in range(a, n): if a * b >= n: break cnt += 1 if a == b: same += 0 print((cnt - same) * 2 + same) main()
p02861
s994935983
Accepted
#!/usr/bin/env python3 import sys, math, itertools, collections, bisect input = lambda: sys.stdin.buffer.readline().rstrip().decode('utf-8') inf = float('inf') ;mod = 10**9+7 mans = inf ;ans = 0 ;count = 0 ;pro = 1 n = int(input()) XY = [tuple(map(int,input().split())) for i in range(n)] for jun in itertools.permutations(range(n),n): cost = 0 for i in range(1,n): cost += math.sqrt((XY[jun[i]][0]-XY[jun[i-1]][0])**2+(XY[jun[i]][1]-XY[jun[i-1]][1])**2) ans += cost print(ans/math.factorial(n))
p02939
s643302936
Accepted
s = input() l = 0 ans = 0 pre = '' for r in range(len(s)): if pre != s[l:r+1]: pre = s[l:r+1] l = r+1 ans += 1 print(ans)
p02848
s696614904
Accepted
n = int(input()) s = input() l = len(s) for i in range(l): d = ord(s[i]) d = d + n if d > 90: d = d - 26 d = chr(d) print(d, sep="", end="")
p02696
s142961368
Accepted
a, b, n = map(int, input().split()) if b>n: print(a*n//b - a*((n)//b)) else: print(a*((n//b)*b-1)//b - a*(((n//b)*b-1)//b))
p03481
s125087618
Accepted
X, Y = map(int, input().split()) ans = 0 num = X while num <= Y: ans += 1 num *= 2 print(ans)
p03836
s562045635
Accepted
import sys sx,sy,tx,ty = map(int,input().split()) if not ( -1000 <= sx <= 1000 and sx < tx <= 1000 ): sys.exit() if not ( -1000 <= sy <= 1000 and sy < ty <= 1000 ): sys.exit() if not ( isinstance(sx,int) and isinstance(sy,int) and isinstance(tx,int) and isinstance(ty,int)): sys.exit() x=tx-sx y=ty-sy print('U'*y+'R'*x+'D'*y+'L'*x+'L'+'U'*(y+1)+'R'*(x+1)+'DR'+'D'*(y+1)+'L'*(x+1)+'U')
p03672
s217874324
Accepted
s = input() max_num = 0 for i in range(1, len(s)): if i % 2 == 0 and s[:i] == s[:int(i/2)] * 2: max_num = i print(max_num)
p03472
s717013796
Accepted
import math from operator import itemgetter n,k = map(int,input().split()) lst1 = [list(map(int,input().split())) for i in range(n)] lst1.sort(key=itemgetter(1),reverse=True) ans = 0 x = 0 for i in range(n): x = max(x,lst1[i][0]) for i in range(n): if lst1[i][1] > x: k -= lst1[i][1] ans += 1 if k <= 0: print(ans) exit() print(ans + math.ceil(k/x) )
p03548
s867662907
Wrong Answer
A,B,C = map(int,input().split()) print((A+C)//(B+C))
p03417
s423199336
Wrong Answer
n,m=map(int,input().split()) if n>=2 and m>=2: print((n-2)*(m-2)) elif n==1: print(m-2) elif m==1: print(n-2)
p02687
s175448125
Accepted
s = input() print("ARC" if s[1] == "B" else "ABC")
p03612
s505843378
Wrong Answer
n = int(input()) P = list(map(int, input().split())) c = 0 for i in range(n-1): if P[i] == i+1: P[i], P[i+1] = P[i+1], P[i] c += 1 print(c)
p03136
s886190456
Wrong Answer
n = int(input()) l = list(map(int,input().split())) flg = 0 for i in range(0, n): if l[i] < sum(l)-l[i]: pass else: flg = 1 if flg == 1: print('NO') else: print('YES')
p02947
s497788978
Accepted
import collections import math n = int(input()) a = [0]*n b = 0 def combinations_count(n, r): return math.factorial(n) // (math.factorial(n - r) * math.factorial(r)) for j in range(n): t = list(input()) t.sort() m = " ".join(t) a[j] = m c = collections.Counter(a) d = list(c) for k in range(len(d)): if c[d[k]] > 1: b += combinations_count(c[d[k]], 2) else: continue print(b)
p02631
s780616657
Accepted
N=int(input()) A=list(map(int,input().split())) S=0 ans=[] for a in A: S^=a for a in A: ans.append(S^a) print(*ans)
p03380
s339080093
Wrong Answer
from bisect import bisect_left,bisect n=int(input()) a=list(map(int,input().split())) a.sort() ai=max(a) if ai%2==0: ai2=ai//2+1 else: ai2=ai//2 jj=bisect(a,ai2) if jj+1<n: if abs(a[jj]-ai2)>abs(a[jj+1]-ai2): jj=jj+1 if jj-1>=0: if abs(a[jj]-ai2)>abs(a[jj-1]-ai2): jj=jj-1 if jj==n-1: jj=jj-1 aj=a[jj] print(ai,aj)
p03605
s142918795
Wrong Answer
N = input() if "9" in N: print( "YES" ) else: print( "NO" )
p03371
s559563458
Accepted
a,b,c,x,y = map(int,input().split()) ans = 0 if a+b<c*2: ans = a*x+b*y else: if x>y: ans = min(2*c*y+(x-y)*a, 2*c*x) else: ans = min(2*c*x+(y-x)*b, 2*c*y) print(ans)
p03854
s454299647
Accepted
check = ['dream', 'dreamer', 'erase', 'eraser'] s=input() end = len(s) while 0 < end: if s[end-5:end] in check: end -= 5 elif s[end-6:end] in check: end -= 6 elif s[end-7:end] in check: end -= 7 else: print('NO') exit() print('YES')
p02547
s590543027
Wrong Answer
import sys si=sys.stdin.readline n=int(si()) t=0 while n: n-=1 a,b=[int(e) for e in si().split()] if a==b: t+=1 else: t=0 if t>=3: print('Yes') else: print('No')
p03293
s354358858
Accepted
s=input() t=input() if s==t: print("Yes") else: flag=True for i in range(1,len(s)): if s[0:i]==t[len(s)-i:len(s)] and s[i:len(s)]==t[0:len(s)-i]: print("Yes") flag=False exit() if flag: print("No")
p02983
s658008600
Accepted
l, r = map(int, input().split()) m = 2019 if r - l >= 673: print(0) else: ans = 2018 for i in range(l, r): for j in range(i+1, r+1): ans = min(ans, (i*j)%m) if ans <= 2: break print(ans)
p03241
s198289989
Accepted
import math def main(): N, M = [int(a) for a in input().split(" ")] divM = [] for i in range(1, int(math.sqrt(M)) + 1): if M % i == 0: divM += [i, M // i] divM.sort() divM = list(filter(lambda m: m >= N, divM)) print(M // divM[0]) main()
p03387
s827884311
Wrong Answer
ni = lambda: int(input()) nm = lambda: map(int, input().split()) nl = lambda: list(map(int, input().split())) aa=sorted(nl())[::-1] ans = (aa[1]-aa[2])//2 ans += aa[0]-aa[1] print(ans)
p02819
s221191971
Accepted
from bisect import bisect_left def primes(n): is_prime = [True] * (n + 1) is_prime[0] = False is_prime[1] = False for i in range(2, n + 1): for j in range(i * 2, n + 1, i): is_prime[j] = False return [i for i in range(n + 1) if is_prime[i]] x = int(input()) ps = primes(10**5+100) i = bisect_left(ps,x) print(ps[i])
p02993
s798111530
Wrong Answer
ss=input().strip() flg=False for i in range(1,len(ss)): if ss[i]==ss[i-1]: True if flg==True: print("Bad") else: print("Good")
p02665
s815367434
Wrong Answer
N = int(input()) A = list(map(int, input().split())) V = [0]*(N+1) flug = 0 Lsum= sum(A) V[0] = 1 for i in range(N): V[i+1] = (V[i]*2 - A[i+1]) if V[i+1] < 0 and i != N-1 : flug = 1 Lsum = Lsum - A[i+1] if V[i+1] > Lsum : V[i+1] = Lsum ans = sum(V)+sum(A) if A[0] != 0 or A[N] == 0: ans = -1 if flug == 1: ans = -1 if N == 0: ans = -1 print(ans)
p02623
s971521337
Wrong Answer
N, M, K = map(int, input().split()) A = list(map(int, input().split())) B = list(map(int, input().split())) A.reverse() B.reverse() ans = 0 total_time = 0 while A or B: if not A: t = B.pop() elif not B: t = A.pop() else: if A[-1] < B[-1]: t = A.pop() else: t = B.pop() total_time += t if total_time <= K: ans += 1 else: break print(ans)
p03680
s065979204
Accepted
def main(): N = int(input()) a = [int(input()) for _ in range(N)] ans = 0 nxt = 1 while True: if ans > N: print(-1) exit() elif nxt == 2: break nxt = a[nxt-1] ans += 1 print(ans) if __name__ == "__main__": main()
p02622
s887722887
Accepted
S = input() T = input() ans = 0 for i in range(len(S)): if S[i] != T[i]: ans += 1 print(ans)
p03434
s007535082
Wrong Answer
N = int(input()) A = list(map(int, input().split())) print(A)
p03252
s763594600
Accepted
s = input() t = input() n = len(s) jisho1 = {} jisho2 = {} def ng(): print("No") exit() for i in range(n): if s[i] in jisho1: if jisho1[s[i]] != t[i]: ng() else: jisho1[s[i]] = t[i] if t[i] in jisho2: if jisho2[t[i]] != s[i]: ng() else: jisho2[t[i]] = s[i] print("Yes")
p03761
s789027263
Accepted
n = int(input()) ans = '' a = {'a': 100001, 'b': 100001, 'c': 100001, 'd': 100001, 'e': 100001, 'f': 100001, 'g': 100001, 'h': 100001, 'i': 100001, 'j': 100001, 'k': 100001, 'l': 100001, 'm': 100001, 'n': 100001, 'o': 100001, 'p': 100001, 'q': 100001, 'r': 100001, 's': 100001, 't': 100001, 'u': 100001, 'v': 100001, 'w': 100001, 'x': 100001, 'y': 100001, 'z': 100001} for i in range(n): s = input() for j in a: a[j] = min(s.count(j), a[j]) for k in a: ans += k*a[k] print(ans)
p03317
s658935479
Accepted
import math n, k = map(int, input().split()) lst = list(map(int, input().split())) print(math.ceil((n-1)/(k-1)))
p03469
s374113193
Accepted
s=input() print("2018"+s[4::])
p03035
s548370141
Accepted
#!/usr/bin/env python3 a, b = list(map(int, input().split())) if a >= 13: print(b) elif a >= 6: print(b//2) else: print(0)
p03624
s954469188
Accepted
import sys s=input() for i in range(ord("a"),ord("z")+1): if chr(i) not in s: print(chr(i)) sys.exit() print("None")
p03796
s032216721
Accepted
import math N = int(input()) print(math.factorial(N)%(10**9+7))
p02779
s768797177
Accepted
N = int(input()) A = list(map(int,input().split())) B = sorted(A) for i in range(N-1): if B[i] == B[i+1]: print('NO') exit() print('YES')
p02862
s222865782
Accepted
x, y = list(map(int, input().split())) def ncr(n, r, p): num = 1 den = 1 for i in range(r): num = (num*(n-i)) % p den = (den*(i+1)) % p return (num*pow(den, p-2, p)) % p if (x+y)%3 == 0: n = (x+y)//3 if not (n <= x <= 2*n): print(0) else: print(ncr(n, x-n, 1000000007)) else: print(0)
p03607
s952483626
Accepted
n=int(input()) d=dict() for _ in range(n): hoge=int(input()) if d.get(hoge,0)==0: d[hoge]=1 else: d[hoge]+=1 ans=0 for i in d.values(): if i%2==1: ans+=1 print(ans)
p04043
s799572239
Wrong Answer
a = list(map(int, input().split())) if sum(a) == 17 and a.count(5) == 2: print("Yes") else: print("No")
p02642
s788113178
Accepted
N = int(input()) As = list(map(int, input().split())) max_per = max(As) ansList = [0 for _ in range(max_per + 10)] for A in As: checkList = [i for i in range(A, max_per+1, A)] #print(checkList,As) for check in checkList: ansList[check] += 1 ans = 0 for A in As: if(ansList[A] == 1): ans += 1 print(ans)
p02598
s586209544
Accepted
N,K = map(int, input().split()) A = [int(i) for i in input().split()] """ 切る回数は広義単調減少になる にぶたん """ def is_dekiru(L): cnt = 0 for a in A: cnt += (a + L - 1) // L - 1 return cnt <= K ok = 10 ** 9 + 10 ng = 0 while (ok - ng) > 1: mid = (ok + ng) // 2 if is_dekiru(mid): ok = mid else: ng = mid print(ok)
p02765
s369721709
Accepted
N,R = map(int, input().split()) if N < 10: print(R+(100*(10-N))) else: print(R)
p03457
s794962952
Accepted
n = int(input()) s = 0 p = 0 for _ in range(n): t,x,y = map(int, input().split()) s = t - s p = abs((x+y)-p) if s < p: print("No") exit() elif s%2 != p%2: print("No") exit() print("Yes")
p02570
s923039803
Accepted
d,t,s=map(int,input().split()) print('NYoe s'[d<=t*s::2])
p02713
s163060327
Accepted
r=range(1,int(input())+1) from math import gcd print(sum(gcd(gcd(a,b),c) for a in r for b in r for c in r))
p02600
s564480098
Wrong Answer
x = int (input ()) if 1800 < x: print (1) elif 1600 < x: print (2) elif 1400 < x: print (3) elif 1200 < x: print (4) elif 1000 < x: print (5) elif 800 < x: print (6) elif 600 < x: print (7) else: print (8)
p02694
s154050987
Accepted
X=int(input()) t=100 cnt=0 while t<X: t+=int(t*0.01) cnt+=1 print(cnt)
p02607
s972521254
Wrong Answer
N = int(input()) ans = 0 Line = [int(s) for s in input().split()] for i,x in enumerate(Line): if i % 2 == 1: # print(x) if x % 2 == 1: ans += 1 print(ans)
p02727
s318016297
Accepted
x,y,a,b,c=map(int, input().split()) p=sorted(list(map(int, input().split())), reverse=True)[:x] q=sorted(list(map(int, input().split())), reverse=True)[:y] r=sorted(list(map(int, input().split())), reverse=True)[:x+y] new=sorted(p+q+r, reverse=True) print(sum(new[:x+y]))
p02933
s929479456
Wrong Answer
a = [input(),input()] if len(a[0]) >= 3200: print(a[1]) else: print("red")
p03220
s444861044
Accepted
import sys def solve(): N = int(input()) T, A = [int(i) for i in input().split()] H = [int(i) for i in input().split()] dif = sys.maxsize ans = -1 for i in range(N): t = T - H[i] * 6 / 1000 if abs(t - A) < dif: dif = abs(t - A) ans = i + 1 print(ans) if __name__ == "__main__": solve()
p03760
s134462948
Wrong Answer
ans = "" O = input() E = input() for o, e in zip(O, E): ans += o + e print(ans)
p02779
s364940201
Accepted
from collections import defaultdict N = int(input()) A = list(map(int,input().split())) D = defaultdict(int) for i in range(N): D[A[i]] += 1 if D[A[i]] == 2: print('NO') break else: print('YES')
p03437
s170820614
Accepted
x, y = map(int, input().split()) if x % y == 0: ans = -1 else: ans = x print(ans)
p02766
s239932400
Accepted
n, k = map(int, input().split()) for i in range(10000): while k**i > n: print(i) exit()
p02594
s020963271
Accepted
num = int(input()) if num >= 30 : print('Yes') else : print('No')
p02723
s097607454
Accepted
s=input() if s[2]==s[3] and s[4]==s[5]: print('Yes') else: print('No')
p02691
s690451699
Wrong Answer
# -*- coding: utf-8 -*- N = int(input()) A_list = list(map(int, input().split())) dp = [] base_num = A_list[0] for i in range(1, N): dp.append(i - (base_num + A_list[i])) ans = 0 for i in range(N): print(base_num - A_list[i] - i) ans += dp.count(-1 * (base_num - A_list[i] - i)) print(ans)
p03241
s488729265
Accepted
def divisor(n): ass = [] for i in range(1, int(n**0.5)+1): if n%i == 0: ass.append(i) if i**2 == n: continue ass.append(n//i) return ass # sortされていない n, m = map(int, input().split()) m_div = divisor(m) m_div.sort() ans = 0 for i in m_div: if i * n <= m and (m - i*n) % i == 0: ans = max(ans, i) print(ans)
p03319
s130234242
Accepted
import math N,K = map(int,input().split()) A = list(map(int,input().split())) a = len(A) ans_1 = a - K ans = 1 + math.ceil(ans_1/(K -1)) print(ans)
p02881
s074087517
Accepted
n = int(input()) for i in range(int(n ** 0.5), 0, -1): if n % i == 0: print(i + n // i - 2) break
p02973
s681488786
Wrong Answer
from collections import deque from bisect import bisect_left N=int(input()) li=[] ans=0 for i in range(N): a=-int(input()) b=bisect_left(li,a+1) if b==len(li): li.append(a) ans+=1 else: li[b]=a print(li) print(ans)
p03761
s568280178
Accepted
from collections import Counter n=int(input()) s=Counter(input()) for i in range(n-1): s&=Counter(input()) print("".join(sorted(s.elements())))
p03723
s380549963
Accepted
l = list(map(int, input().split())) ans = 0 while( l[0]%2==0 and l[1]%2==0 and l[2]%2==0): if l[0]==l[1]and l[1]==l[2]: ans = -1 break else: a = l[0] b = l[1] c = l[2] l[0]=(b+c)/2 l[1]=(a+c)/2 l[2]=(a+b)/2 ans+=1 print(ans)
p02629
s690131765
Wrong Answer
n= int(input()) azlist = list('abcdefghijklmnopqrstuvwxyz') ans = '' def aaa(n): for i in range(1,10**9): if (n-26**i)<=0: return n else: n = n-26**i n = aaa(n) for i in range(1,10**9): ans = azlist[n%26 - 1] + ans if n//26 == 0 or (n//26 == 1 and n%26==0 ): break else: n = n//26 print(ans)
p03860
s933906899
Accepted
n=input() print("A"+n[8]+"C")
p03448
s880265177
Accepted
import sys input = sys.stdin.readline from math import factorial from itertools import combinations from collections import Counter from copy import deepcopy from operator import mul from functools import reduce def main(): a = int(input()) b = int(input()) c = int(input()) x = int(input()) r = 0 for ia in range(a + 1): for ib in range(min(b + 1, (x - ia * 500)//100 + 1)): r += (x - ia * 500 - ib * 100) // 50 <= c print(r) if __name__ == '__main__': main()
p03711
s639873086
Accepted
g = [0,1,3,1,2,1,2,1,1,2,1,2,1] x, y = map(int,input().split()) print('Yes') if g[x] == g[y] else print('No')
p02621
s954287061
Accepted
a = int(input()) print(int(a + a**2 + a**3))
p03639
s453564720
Accepted
def myAnswer(N:int,A:list) -> str: counter4 = 0 counter2 = 0 for a in A: if(a % 4 == 0): counter4 += 1 elif(a % 2 == 0): counter2 += 1 if(counter4 >= N//2): return "Yes" elif(counter4 >= (N-(counter2//2)*2)//2): return "Yes" else: return "No" def modelAnswer(): return def main(): N = int(input()) A = list(map(int,input().split())) print(myAnswer(N,A[:])) if __name__ == '__main__': main()
p02918
s830653342
Accepted
n, k = map(int, input().split()) s = input() h = 0 for a, b in zip(s, s[1:]): if a == b: h += 1 h += 2 * k print(min(n-1, h))
p03162
s955000554
Accepted
N=int(input()) l=[[0,0,0]]+[list(map(int,input().split())) for _ in range(N)] sum=[[0]*3 for _ in range(N+1)] for i in range(1,N+1): sum[i][0]=max(sum[i-1][1],sum[i-1][2])+l[i][0] sum[i][1]=max(sum[i-1][0],sum[i-1][2])+l[i][1] sum[i][2]=max(sum[i-1][0],sum[i-1][1])+l[i][2] ans=max(sum[N]) print(ans)
p04012
s120619621
Wrong Answer
import sys def input(): return sys.stdin.readline().strip() def resolve(): def main(): w=list(input()) w.sort() if len(w)%2!=0: print('No') else: for i in range(0,len(w)-1,2): if w[i]!=w[i+1]: return 'No' return 'Yes' print(main()) resolve()
p03351
s789244123
Accepted
a,b,c,d=map(int,input().split()) if abs(a-c)<=d or (abs(a-b)<=d and abs(b-c)<=d): print("Yes") else: print("No")
p02912
s781501515
Accepted
import heapq n,m = map(int,input().split()) a = list(map(lambda x:int(x)*(-1),input().split())) heapq.heapify(a) for _ in range(m): tmp_min = heapq.heappop(a) heapq.heappush(a,(-1)*(-tmp_min//2)) print(-sum(a))
p02953
s545586202
Accepted
N = int(input()) A = list(map(int,input().split())) flag = 0 for i in range(N-1,0,-1): if A[i] >= A[i-1]: continue else: if A[i-1]-A[i] == 1: A[i-1] -= 1 else: flag += 1 print("No") break if flag == 0: print("Yes")
p02742
s764190000
Accepted
a, b = map(int,input().split(' ')) ans = a*b//2 if (a*b)%2 == 1: ans+=1 if a == 1 or b == 1: print(1) else: print(ans)
p02854
s040724289
Accepted
N = int(input()) A = list(map(int, input().split())) S = sum(A) ans = float("INF") LS = [0]*(N+1) LS[0] = 0 for i in range(N-1): LS[i+1] = A[i] + LS[i] ans = min(ans, abs(LS[i+1] - (S - LS[i+1]))) print(ans)
p02689
s877694209
Wrong Answer
N, M = map(int, input().split( )) i = 1 ViewH = {} H_list = input().split( ) countlist = [] while i <= N: ViewH[i] = int(H_list[i-1]) countlist.append(0) i += 1 for count in range(M - 1): A, B = map(int, input().split()) if ViewH[A] > ViewH[B]: countlist[B-1] = 1 elif ViewH[A] == ViewH[B]: countlist[A-1] = 1 countlist[B-1] = 1 else: countlist[A-1] = 1 print(countlist.count(0))
p02881
s126456934
Accepted
import math N = int(input()) A = [] for i in range(2,int(math.sqrt(N))+1): if N%i == 0: A.append(i + (N//i) - 2) if not A: print(N-1) else: print(min(A))
p02689
s610288763
Accepted
N,M = map(int, input().split()) h = list(map(int, input().split())) ma = [0]*N for i in range(M): a,b = map(int,input().split()) ma[a-1] = max(ma[a-1],h[b-1]) ma[b-1] = max(ma[b-1],h[a-1]) ans = 0 for a in range(N): if h[a] > ma[a]: ans = ans + 1 print(ans)
p02602
s261508239
Accepted
n,k = map(int,input().split()) a = list(map(int,input().split())) for i in range(n-k): if a[i] < a[i+k]: print('Yes') else: print('No')
p03284
s860869790
Accepted
n,k=[int(i) for i in input().split()] if n%k==0: print('0') else: print('1')
p02572
s408108220
Accepted
import numpy as np n = int(input()) lst = list(map(int,input().split())) s = 0 t = 0 for x in lst: s += x t += (x ** 2) % (10**9+7) w = (s**2-t) % (10**9+7) if w % 2 == 0: print(w//2) else: print((w+10**9+7)//2)
p03145
s825996975
Accepted
AB, BC, CA = map(int, input().split()) i = (AB * BC) // 2 print(i)
p03854
s933531264
Wrong Answer
# C - 白昼夢 S = input() S2 = S W_L = ["dream","dreamer","erase","eraser"] while True: for w in W_L: if S2.endswith(w): S2 = S2[:-(len(w))] else: print('NO') exit() if len(S2)<=7: break if S2 ==''or S2 in W_L: print('YES') else: print('NO')
p03163
s946549296
Wrong Answer
N, W = map(int, input().strip().split()) values = [] weights = [] for _ in range(N): w, v = map(int, input().strip().split()) weights.append(w) values.append(v) dp = [0]*(W+1) for i in range(N): for w in range(W, weights[i] - 1, -1): dp[w] = max(dp[w], values[i] + dp[w - weights[i]])
p03852
s197206764
Accepted
def ABC_49_A(): c = input() if c == 'a' or c == 'e' or c == 'i' or c == 'o' or c == 'u': print('vowel') else: print('consonant') if __name__ == '__main__': ABC_49_A()
p03438
s726435607
Wrong Answer
import heapq as hq N = int(input()) A = list(map(int, input().split())) B = list(map(int, input().split())) n = sum(B) - sum(A) hq.heapify(A) hq.heapify(B) for i in range(n): a = hq.heappop(A) hq.heappush(A, a+2) b = hq.heappop(B) hq.heappush(B, b+1) for i in range(N): if hq.heappop(A) != hq.heappop(B): print("No") exit() print("Yes")
p03282
s268282411
Wrong Answer
S = input() K = int(input()) ans = "1" for i in range(len(S)): if S[i] != "1": ans = S[i] break if i > K: break print(ans)
p02661
s217368245
Accepted
from collections import deque import sys input = sys.stdin.readline n = int(input()) a = [0]*n b = [0]*n for i in range(n): a[i], b[i] = map(int, input().split()) a.sort() b.sort() if n%2!=0 : l = a[int(n/2)] u = b[int(n/2)] ans = u - l + 1 else: l = a[int(n/2-1)] + a[int(n/2)] u = b[int(n/2-1)] + b[int(n/2)] ans = u - l +1 print(ans)
p03681
s035314801
Wrong Answer
import sys import math input = sys.stdin.readline def log(*args): print(*args, file=sys.stderr) def main(): n, m = map(int, input().rstrip().split()) if abs(n - m) > 2: print("0") return if n == m: print(math.factorial(n) * math.factorial(m) * 2 % (pow(10, 9) + 7)) else: print(math.factorial(n) * math.factorial(m) % (pow(10, 9) + 7)) if __name__ == '__main__': main()