s_id stringlengths 10 10 | p_id stringlengths 6 6 | u_id stringlengths 10 10 | date stringlengths 10 10 | language stringclasses 1
value | original_language stringclasses 11
values | filename_ext stringclasses 1
value | status stringclasses 1
value | cpu_time stringlengths 1 5 | memory stringlengths 1 7 | code_size stringlengths 1 6 | code stringlengths 1 539k |
|---|---|---|---|---|---|---|---|---|---|---|---|
s424155764 | p03854 | u397496203 | 1600311828 | Python | PyPy3 (7.3.0) | py | Runtime Error | 295 | 256372 | 739 | import sys
# sys.setrecursionlimit(100000)
def input():
return sys.stdin.readline().strip()
def input_int():
return int(input())
def input_int_list():
return [int(i) for i in input().split()]
def main():
S = input()
# 再帰的に解いて解く
def solver(T):
if T == "":
print("YES")
quit()
if len(T) >= 5:
if T[:5] == "dream" or T[:5] == "erase":
solver(T[5:])
if len(T) >= 6:
if T[:6] == "eraser":
solver(T[6:])
if len(T) >= 7:
if T[:7] == "dreamer":
solver(T[7:])
return
solver(S)
print("NO")
return
if __name__ == "__main__":
main()
|
s759062611 | p03854 | u301590311 | 1600060195 | Python | Python (3.8.2) | py | Runtime Error | 29 | 9868 | 409 | S = input()
def is_equal_to(str, start_ind):
words = ["dream", "dreamer", "erase", "eraser"]
if start_ind == len(str):
return True
for i in range(len(words)):
if str[start_ind : start_ind+len(words[i])] == words[i]:
if is_equal_to(str, start_ind+len(words[i])):
return True
return False
if is_equal_to(S, 0):
print("YES")
else:
print("NO") |
s107988426 | p03854 | u301590311 | 1600060029 | Python | Python (3.8.2) | py | Runtime Error | 34 | 9944 | 392 | S = input()
def is_equal_to(str, start_ind):
words = ["dream", "dreamer", "erase", "eraser"]
if start_ind == len(str):
return True
for i in range(len(words)):
if str[start_ind : start_ind+len(words[i])] == words[i]:
if is_equal_to(str, start_ind+len(words[i])):
return True
if is_equal_to(S, 0):
print("YES")
else:
print("NO") |
s554440350 | p03854 | u794448346 | 1600028715 | Python | Python (3.8.2) | py | Runtime Error | 38 | 9152 | 320 | S = input()
i = 0
while i <= len(S)-5:
if S[i:i+5] == "dream":
i += 5
if S[i:i+2] == "er" and S[i:i+5] != "erase":
i += 2
elif S[i:i+5] == "erase":
i += 5
if S[i] == "r":
i += 1
else:
break
if i != len(S):
print("NO")
else:
print("YES") |
s100228879 | p03854 | u980205854 | 1599782148 | Python | PyPy3 (7.3.0) | py | Runtime Error | 91 | 74568 | 2627 | import sys
from sys import exit
from collections import deque
from bisect import bisect_left, bisect_right, insort_left, insort_right
from heapq import heapify, heappop, heappush
from itertools import product, permutations, combinations, combinations_with_replacement
from functools import reduce
from math import gcd, sin, cos, tan, asin, acos, atan, degrees, radians
sys.setrecursionlimit(10**6)
INF = 10**20
eps = 1.0e-20
MOD = 10**9+7
def lcm(x,y):
return x*y//gcd(x,y)
def lgcd(l):
return reduce(gcd,l)
def llcm(l):
return reduce(lcm,l)
def powmod(n,i,mod):
return pow(n,mod-1+i,mod) if i<0 else pow(n,i,mod)
def div2(x):
return x.bit_length()
def div10(x):
return len(str(x))-(x==0)
def perm(n,mod=None):
ans = 1
for i in range(1,n+1):
ans *= i
if mod!=None:
ans %= mod
return ans
def intput():
return int(input())
def mint():
return map(int,input().split())
def lint():
return list(map(int,input().split()))
def ilint():
return int(input()), list(map(int,input().split()))
def judge(x, l=['Yes', 'No']):
print(l[0] if x else l[1])
def lprint(l, sep='\n'):
for x in l:
print(x, end=sep)
def ston(c, c0='a'):
return ord(c)-ord(c0)
def ntos(x, c0='a'):
return chr(x+ord(c0))
class counter(dict):
def __init__(self, *args):
super().__init__(args)
def add(self,x,d=1):
self.setdefault(x,0)
self[x] += d
def list(self):
l = []
for k in self:
l.extend([k]*self[k])
return l
class comb():
def __init__(self, n, mod=None):
self.l = [1]
self.n = n
self.mod = mod
def get(self,k):
l,n,mod = self.l, self.n, self.mod
k = n-k if k>n//2 else k
while len(l)<=k:
i = len(l)
l.append(l[i-1]*(n+1-i)//i if mod==None else (l[i-1]*(n+1-i)*powmod(i,-1,mod))%mod)
return l[k]
def pf(x):
C = counter()
p = 2
while x>1:
k = 0
while x%p==0:
x //= p
k += 1
if k>0:
C.add(p,k)
p = p+2-(p==2) if p*p<x else x
return C
S=input()
N=len(S)
ans=True
i=0
while ans:
if i==N:
break
if S[i]=='e':
if S[i:i+6]=='eraser':
i+=6
elif S[i:i+5]=='erase':
i+=5
else:
ans=False
if S[i]=='d':
if S[i:i+10]=='dreamerase':
i+=5
elif S[i:i+7]=='dreamer':
i+=7
elif S[i:i+5]=='dream':
i+=5
else:
ans=False
else:
ans=False
judge(ans,['YES','NO']) |
s990654670 | p03854 | u755180064 | 1599708850 | Python | Python (3.8.2) | py | Runtime Error | 28 | 9168 | 243 |
url = "https://atcoder.jp//contests/abc049/tasks/abc049_b"
def main():
h, w = list(map(int, input().split()))
ss = [input() for _ in range(h)]
for s in ss:
print(s)
print(s)
if __name__ == '__main__':
main()
|
s469554434 | p03854 | u419963262 | 1599605484 | Python | Python (3.8.2) | py | Runtime Error | 421 | 712236 | 470 | import sys
sys.setrecursionlimit(10000)
s = 'HAKUTYUMU' + input()
def check(s):
next_s = s
if s[-5:] == 'dream':
next_s = s[:-5]
if s[-7:] == 'dreamer':
next_s = s[:-7]
if s[-5:] == 'erase':
next_s = s[:-5]
if s[-6:] == 'eraser':
next_s = s[:-6]
if s == 'HAKUTYUMU':
return True
if s == next_s:
return False
return check(next_s)
if check(s):
print('YES')
else:
print('NO')
|
s924205497 | p03854 | u419963262 | 1599604028 | Python | PyPy3 (7.3.0) | py | Runtime Error | 242 | 252892 | 429 | s = 'HAKUTYUMU' + input()
def check(s):
next_s = s
if s[-5:] == 'dream':
next_s = s[:-5]
if s[-7:] == 'dreamer':
next_s = s[:-7]
if s[-5:] == 'erase':
next_s = s[:-5]
if s[-6:] == 'eraser':
next_s = s[:-6]
if s == 'HAKUTYUMU':
return True
if s == next_s:
return False
return check(next_s)
if check(s):
print('YES')
else:
print('NO')
|
s698922951 | p03854 | u419963262 | 1599603784 | Python | Python (3.8.2) | py | Runtime Error | 81 | 104064 | 429 | s = 'HAKUTYUMU' + input()
def check(s):
next_s = s
if s[-5:] == 'dream':
next_s = s[:-5]
if s[-7:] == 'dreamer':
next_s = s[:-7]
if s[-5:] == 'erase':
next_s = s[:-5]
if s[-6:] == 'eraser':
next_s = s[:-6]
if s == 'HAKUTYUMU':
return True
if s == next_s:
return False
return check(next_s)
if check(s):
print('YES')
else:
print('NO')
|
s957655834 | p03854 | u985085517 | 1599424523 | Python | Python (3.8.2) | py | Runtime Error | 28 | 10036 | 664 | #!/user/bin/env pypy3
import itertools
import sys
def fast_input():
return sys.stdin.readline()[:-1]
def print_format(b: bool) -> str:
return "YES" if b else "NO"
def solve(s: str) -> bool:
tokens = ["dream", "erase", "eraser", "dreamer"]
def dfs(pos: int) -> bool:
if pos == len(s):
return True
for token in tokens:
if (pos + len(token)) > len(s):
break
if s[pos:pos + len(token)] == token:
if dfs(pos + len(token)):
return True
return dfs(0)
def main():
result = solve(fast_input())
print(print_format(result))
main()
|
s595199315 | p03854 | u549579601 | 1599363746 | Python | PyPy3 (7.3.0) | py | Runtime Error | 265 | 255192 | 514 | ans = []
def solve(s):
if s == 'dream' or s == 'dreamer' or s == 'erase' or s == 'eraser':
ans.append(1)
else:
if len(s) >=5 and s[:5] == 'dream':
solve(s[5:])
if len(s) >=7 and s[:7] == 'dreamer':
solve(s[7:])
if len(s) >=5 and s[:5] == 'erase':
solve(s[5:])
if len(s) >=6 and s[:6] == 'eraser':
solve(s[6:])
else:
ans.append(0)
solve(input())
if 1 in ans:
print("YES")
else:
print("NO") |
s440128065 | p03854 | u231095456 | 1599299494 | Python | Python (3.8.2) | py | Runtime Error | 110 | 105456 | 948 | S = input()
def trans(s,i):
if s == "":
return "YES"
if i == 0:
t = s[:5]
if t == "dream":
return trans(s[5:],1)
elif t == "erase":
return trans(s[5:],2)
else:
return "NO"
elif i == 1:
if s[:5] == "dream":
return trans(s[5:],1)
elif s[:2] == "er":
return trans(s[2:],3)
else:
return "NO"
elif i == 2:
if s[:5] == "dream":
return trans(s[5:],1)
elif s[:5] == "erase":
return trans(s[5:],2)
elif s[:1] == "r":
return trans(s[1:],0)
else:
return "NO"
elif i == 3:
if s[:5] == "dream":
return trans(s[5:],1)
elif s[:3] == "ase":
return trans(s[3:],2)
elif s[:5] == "erase":
return trans(s[5:],2)
else:
return "NO"
print(trans(S,0)) |
s094666234 | p03854 | u819135704 | 1598908503 | Python | Python (3.8.2) | py | Runtime Error | 27 | 9124 | 1473 | S = list(input())
N = len(S)
def f(x):
print(x)
exit()
if N < 5:
f("NO")
elif S[0] == "d":
w = 1
elif S[0] == "e":
w = -1
else:
f("NO")
i = 0
while True:
if w > 0:
if S[i]+S[i+1]+S[i+2]+S[i+3]+S[i+4] == "dream":
i += 5
if i == N:
f("YES")
elif S[i] == "d":
pass
elif S[i] == "e":
if i+1 <= N-1:
if S[i+1] == "r":
if i+1 == N-1:
f("YES")
elif S[i+2] == "a":
w *= -1
elif S[i+2] == "e":
i += 2
w *= -1
elif S[i+2] == "d":
i += 2
else:
f("NO")
else:
f("NO")
else:
f("NO")
else:
f("NO")
else:
f("NO")
elif w < 0:
if S[i]+S[i+1]+S[i+2]+S[i+3]+S[i+4] == "erase":
i += 5
if i == N:
if S[i] == "r":
i += 1
if i == N:
if S[i] == "d":
w *= -1
elif S[i] == "e":
pass
else:
f("NO")
else:
f("NO")
if i+4 > N-1:
f("NO")
|
s004823748 | p03854 | u165318982 | 1598553580 | Python | Python (3.8.2) | py | Runtime Error | 481 | 137924 | 286 | A = input()
A = A[::-1]
divide = [i[::-1] for i in ["dream", "dreamer", "erase", "eraser"]]
flag = 1
while flag and A:
flag = 0
for word in divide:
if A.startswith(word):
A = A[len(word):]
print(A)
flag = 1
if len(A) == 0:
print('YES')
else:
print('NO') |
s526149185 | p03854 | u165318982 | 1598553561 | Python | Python (3.8.2) | py | Runtime Error | 482 | 137916 | 309 | A = input()
A = A[::-1]
divide = [i[::-1] for i in ["dream", "dreamer", "erase", "eraser"]]
print(A)
print(divide)
flag = 1
while flag and A:
flag = 0
for word in divide:
if A.startswith(word):
A = A[len(word):]
print(A)
flag = 1
if len(A) == 0:
print('YES')
else:
print('NO')
|
s166318187 | p03854 | u165318982 | 1598553519 | Python | Python (3.8.2) | py | Runtime Error | 483 | 137900 | 349 | A = input()
A = A[::-1]
divide = [i[::-1] for i in ["dream", "dreamer", "erase", "eraser"]]
flag = 1
while flag and A:
flag = 0
for word in divide:
if A.startswith(word): # 先頭が一致したら
A = A[len(word):] # 該当文字分だけスライス
print(A)
flag = 1
if len(A) == 0:
print('Yes')
else:
print('No') |
s902401005 | p03854 | u771869879 | 1598490565 | Python | Python (3.8.2) | py | Runtime Error | 85 | 104056 | 303 | S = input()
text = ['dream','dreamer','erase','eraser']
def search(s):
if len(s) == 0:
return 1
flg = 0
for t in text:
if len(s) < len(t):
continue
if s.find(t) == 0:
flg |= search(s[len(t):])
return flg
if search(S):
print('YES')
else:
print('NO')
|
s642228322 | p03854 | u771869879 | 1598490358 | Python | Python (3.8.2) | py | Runtime Error | 88 | 104112 | 264 | S = input()
text = ['dream','dreamer','erase','eraser']
def search(s):
if len(s) == 0:
return 1
flg = 0
for t in text:
if s.find(t) == 0:
flg |= search(s[len(t):])
return flg
if search(S):
print('YES')
else:
print('NO')
|
s037531791 | p03854 | u607680583 | 1598411813 | Python | Python (3.8.2) | py | Runtime Error | 1509 | 139500 | 373 | s = list(input())
a = list("dream")
b = list("dreamer")
c = list("erase")
d = list("eraser")
flag = 0
while(flag == 0):
print(s)
if s[-7:] == b:
del s[-7:]
elif s[-6:] == d:
del s[-6:]
elif s[-5:] == a or s[-5:] == c:
del s[-5:]
elif s == []:
print("YES")
flag = 1
else:
print("NO")
flag = 1 |
s266331570 | p03854 | u223663729 | 1598313471 | Python | Python (3.8.2) | py | Runtime Error | 32 | 12600 | 375 | # dfs
C = ['dream', 'dreamer', 'erase', 'eraser']
S = input()
L = len(S)
def dfs(x):
l = len(x)
if l >= L:
if S == x:
return True
else:
return False
match = S[l:l+7]
for c in C:
if match.find(c) == 0:
if dfs(x+c):
return True
return False
print('YES' if dfs('') else 'NO')
|
s713752880 | p03854 | u869790980 | 1598284692 | Python | PyPy2 (7.3.0) | py | Runtime Error | 323 | 85508 | 209 | words = [w[::-1] for w in ['dream','dreamer', 'erase', 'eraser']]
s = raw_input()[::-1]
while(i < len(s)):
for w in words:
if w == s[:len(w)]:
i += len(w)
break
print 'YES' if i == len(s) else 'NO' |
s897939209 | p03854 | u463893436 | 1597949994 | Python | Python (3.8.2) | py | Runtime Error | 34 | 10276 | 181 | import re
s = input()
s = re.sub("dreamer","",s)
s = re.sub("dream","",s)
s = re.sub("eraser","",s)
s = re.sub("erase","",s)
if int(s) == 0:
print("YES")
else:
print("NO") |
s310457190 | p03854 | u106778233 | 1597785201 | Python | Python (3.8.2) | py | Runtime Error | 49 | 9816 | 386 | s = input()
def search(l):
if l>=len(s):
return 1
a = b = c = d = 0
if s[l:l+5]=="dream":
a = search(l+5)
if s[l:l+5]=="erase":
b = search(l+5)
if s[l:l+6]=="eraser":
c = search(l+6)
if s[l:l+7]=="dreamer":
d = search(l+7)
return max(a,b,c,d)
if search(0):
print("YES")
else:
print("NO") |
s604677328 | p03854 | u106778233 | 1597784799 | Python | Python (3.8.2) | py | Runtime Error | 31 | 9036 | 321 | def search(l):
if l>=len(s):
return 1
if s[l:l+5]=="dream":
search(l+5)
if s[l:l+5]=="erase":
search(l+5)
if s[l:l+6]=="eraser":
search(l+6)
if s[l:l+7]=="dreamer":
search(l+7)
else:
return 0
if search(0):
print("YES")
else:
print("NO") |
s332293698 | p03854 | u842170774 | 1597741086 | Python | Python (3.8.2) | py | Runtime Error | 111 | 104184 | 345 | S=input()[::-1]
def a(s):
if s:
if s[:5]=='maerd':
return a(s[5:])
elif s[:5]=='esare':
return a(s[5:])
elif s[:6]=='resare':
return a(s[6:])
elif s[:7]=='remaerd':
return a(s[7:])
else:
return False
else:
return True
print(a(S)) |
s587524116 | p03854 | u190866453 | 1597632660 | Python | Python (3.8.2) | py | Runtime Error | 28 | 9216 | 187 | s = input()
list = ["dream", "dreamer", "erase", "eraser"]
for i in list:
s = s.replace(i, "x")
s.sort()
if s[0] == s[-1] and s[-1] == "x":
print("YES")
else:
print("NO") |
s860541248 | p03854 | u068646483 | 1597601552 | Python | PyPy3 (7.3.0) | py | Runtime Error | 89 | 68724 | 356 | S = input()
strs = list(reversed(S))
rev_S = ''.join(strs)
while True:
if rev_S[:6] == 'resare'
rev_S = rev_S[6:]
continue
elif rev_S[:7] == 'remaerd':
rev_S = rev_S[7:]
continue
elif rev_S[:5] == 'esare' or rev_S[:5] == 'maerd':
rev_S = rev_S[5:]
continue
else:
break
if rev_S == '':
print('YES')
else:
print('NO') |
s049336672 | p03854 | u267549387 | 1597516103 | Python | Python (3.8.2) | py | Runtime Error | 438 | 712384 | 501 | #!/usr/bin/env python3
import sys
PARTS = ["eraser", "erase", "dreamer", "dream"]
def main():
sys.setrecursionlimit(10000)
S = input()
if judgeStr(S):
print("YES")
else:
print("NO")
def judgeStr(target: str) -> bool:
for item in PARTS:
if target.startswith(item):
tempStr = target.replace(item, "", 1)
if tempStr == "" or judgeStr(tempStr):
return True
return False
if __name__ == "__main__":
main()
|
s753063850 | p03854 | u267549387 | 1597515207 | Python | Python (3.8.2) | py | Runtime Error | 2214 | 360416 | 683 | #!/usr/bin/env python3
import sys
PARTS = ["eraser", "erase", "dreamer", "dream"]
PARTS2 = []
def main():
global PARTS2
sys.setrecursionlimit(5000)
S = input()
for i in range(0, 4):
for j in range(0, 4):
PARTS2.append(PARTS[i] + PARTS[j])
PARTS2 = PARTS2 + PARTS
if judgeStr(S):
print("YES")
else:
print("NO")
def judgeStr(target: str) -> bool:
global PARTS2
for item in PARTS2:
if target.startswith(item):
tempStr = target.replace(item, "", 1)
if tempStr == "" or judgeStr(tempStr):
return True
return False
if __name__ == "__main__":
main()
|
s172284836 | p03854 | u267549387 | 1597514783 | Python | PyPy3 (7.3.0) | py | Runtime Error | 2226 | 811052 | 479 |
import sys
PARTS = ["eraser", "erase", "dreamer", "dream"]
def main():
sys.setrecursionlimit(5000)
S = input()
if judgeStr(S):
print("YES")
else:
print("NO")
def judgeStr(target: str) -> bool:
for item in PARTS:
if target.startswith(item):
tempStr = target.replace(item, "", 1)
if tempStr == "" or judgeStr(tempStr):
return True
return False
if __name__ == "__main__":
main()
|
s776433812 | p03854 | u267549387 | 1597514687 | Python | Python (3.8.2) | py | Runtime Error | 286 | 430492 | 501 | #!/usr/bin/env python3
import sys
PARTS = ["eraser", "erase", "dreamer", "dream"]
def main():
sys.setrecursionlimit(5000)
S = input()
if judgeStr(S):
print("YES")
else:
print("NO")
def judgeStr(target: str) -> bool:
for item in PARTS:
if target.startswith(item):
tempStr = target.replace(item, "", 1)
if tempStr == "" or judgeStr(tempStr):
return True
return False
if __name__ == "__main__":
main()
|
s166472021 | p03854 | u267549387 | 1597514496 | Python | Python (3.8.2) | py | Runtime Error | 81 | 104140 | 457 | #!/usr/bin/env python3
PARTS = ["eraser", "erase", "dreamer", "dream"]
def main():
S = input()
if judgeStr(S):
print("YES")
else:
print("NO")
def judgeStr(target: str) -> bool:
for item in PARTS:
if target.startswith(item):
tempStr = target.replace(item, "", 1)
if tempStr == "" or judgeStr(tempStr):
return True
return False
if __name__ == "__main__":
main()
|
s911977351 | p03854 | u095094246 | 1597340835 | Python | Python (3.8.2) | py | Runtime Error | 33 | 12572 | 275 | s=input()
text=['dream','dreamer','erase','eraser']
def bfs(t):
if t == s:
return 1
if len(t) >= len(s):
return 0
if t != s[:len(t)]:
return 0
ans = 0
for tx in text:
ans += bfs(t+tx)
return ans
if bfs('') > 0:
print('YES')
else:
print('NO') |
s465820812 | p03854 | u760961723 | 1597160323 | Python | Python (3.8.2) | py | Runtime Error | 1479 | 140056 | 428 | S =input()
ls_S = list(S)
ans = "Yes"
while len(ls_S) != 0:
print(ls_S)
if "".join(ls_S[len(ls_S)-5:]) == "dream":
ls_S = ls_S[:len(ls_S)-5]
elif "".join(ls_S[len(ls_S)-5:]) == "erase":
ls_S = ls_S[:len(ls_S)-5]
elif "".join(ls_S[len(ls_S)-7:]) == "dreamer":
ls_S = ls_S[:len(ls_S)-7]
elif "".join(ls_S[len(ls_S)-6:]) == "eraser":
ls_S = ls_S[:len(ls_S)-6]
else:
ans = "No"
break
print(ans) |
s364947799 | p03854 | u074220993 | 1597114672 | Python | Python (3.8.2) | py | Runtime Error | 26 | 9184 | 429 | s = input()
while 1:
if len(S) == 0:
print("YES")
break
if s[len(s)-5:] == "dream":
s = s[:len(s)-5]
continue
elif s[len(s)-7:] == "dreamer":
s = s[:len(s)-7]
continue
elif s[len(s)-5:] == "erase":
s = s[:len(s)-5]
continue
elif s[len(s)-6:] == "eraser":
s = s[:len(s)-6]
continue
else:
print("NO")
break
|
s352679399 | p03854 | u969708690 | 1597001569 | Python | Python (3.8.2) | py | Runtime Error | 210 | 262020 | 233 | import sys
sys.setrecursionlimit(10000)
def saiki(T):
if len(T)<=len(S):
if T==S:
print("YES")
exit()
return saiki(T+"dream"),saiki(T+"erase"),saiki(T+"dreamer"),saiki(T+"eraser")
S=input()
saiki("")
print("NO") |
s282358877 | p03854 | u044220565 | 1596916301 | Python | Python (3.8.2) | py | Runtime Error | 25 | 9192 | 968 | # coding: utf-8
import sys
#from operator import itemgetter
sysread = sys.stdin.buffer.readline
read = sys.stdin.buffer.read
#from heapq import heappop, heappush
#from collections import defaultdict
sys.setrecursionlimit(10**7)
#import math
#from itertools import product, accumulate, combinations, product
#import bisect
#import numpy as np
#from copy import deepcopy
#from collections import deque
INF = 1 << 50
def dfs(seq):
if seq in ['dreamer', 'dream', 'erase', 'eraser']:
return True
if seq[:7] == 'dreamer':
if dfs[5:] or dfs[7:]:
return True
else:
return False
elif seq[:5] == 'dream':
return dfs(seq[5:])
elif seq[:6] == 'eraser':
return dfs(seq[6:])
elif seq[:5] == 'erase':
return dfs(seq[5:])
else:
return False
def run():
S = input()
if dfs(S):
print('YES')
else:
print('NO')
if __name__ == "__main__":
run() |
s261887777 | p03854 | u350093546 | 1596883210 | Python | PyPy3 (7.3.0) | py | Runtime Error | 163 | 79388 | 380 | s=input()
t=''
while s!='':
if s[:5]=='dream':
if s[5:10]=='erase':
s=s[5:]
continue
elif s[5:7]=='er':
s=s[7:]
continue
else:
s=s[5:]
continue
elif s[:5]=='erase':
if s[5]=='r':
s=s[6:]
continue
else:
s=s[5:]
continue
else:
break
if s=='':
print('YES')
else:
print('NO') |
s188553369 | p03854 | u350093546 | 1596882985 | Python | PyPy3 (7.3.0) | py | Runtime Error | 91 | 74532 | 310 | s=input()
t=''
while s!='':
if s[:5]=='dream':
if s[5:10]=='erase':
s=s[5:]
continue
elif s[5:7]='er':
s=s[7:]
continue
elif s[:5]=='erase':
if s[5]=='r':
s=s[6:]
else:
s=s[5:]
else:
break
if s=='':
print('YES')
else:
print('NO') |
s392568842 | p03854 | u345057610 | 1596598828 | Python | Python (3.8.2) | py | Runtime Error | 1727 | 139856 | 963 | def h(temp):
if temp[0] == "m":
a = 0
elif temp[0] == "r":
if temp[2] == "m":
a = 1
else:
a = 3
else:
a = 2
return a
def H(temp,y,a):
c = 0
if a == 0 or a == 2:
for j in range(5):
if y[a][4-j] != temp[0]:
return c
temp.remove(temp[0])
c = 1
elif a == 3:
for j in range(6):
if y[a][5-j] != temp[0]:
return c
temp.remove(temp[0])
c = 1
else:
for j in range(7):
if y[a][6-j] != temp[0]:
return c
temp.remove(temp[0])
c = 1
return c
s = input()
y = ['dream','dreamer','erase','eraser']
temp = []
t = []
k = len(s)
for i in range(k):
temp.append(s[k-i-1])
c = 1
while len(temp) != 0 and c == 1:
a = h(temp)
c = H(temp,y,a)
print(temp,a)
if c == 1:
print("YES")
else :
print("NO") |
s398070615 | p03854 | u345057610 | 1596597181 | Python | Python (3.8.2) | py | Runtime Error | 49 | 9816 | 777 | def h(temp):
if temp[0] == "m":
a = 0
elif temp[0] == "r":
if temp[2] == "m":
a = 1
else:
a = 3
else:
a = 2
return a
def H(temp,y,a):
c = 0
if a == 0 or a == 2:
for j in range(5):
if y[a][4-j] != temp[0]:
return c
temp.remove(temp[0])
c = 1
else:
for j in range(7):
if y[a][6-j] != temp[0]:
break
c = 1
return c,temp
s = input()
y = ['dream','dreamer','erase','eraser']
temp = []
t = []
k = len(s)
for i in range(k):
temp.append(s[k-i-1])
a = h(temp)
c = 1
while len(temp) != 0 and c == 1:
c = H(temp,y,a)
a = h(temp)
if c[0] == 1:
print("YES")
else :
print("NO") |
s143044206 | p03854 | u345057610 | 1596597093 | Python | Python (3.8.2) | py | Runtime Error | 49 | 9840 | 777 | def h(temp):
if temp[0] == "m":
a = 0
elif temp[0] == "r":
if temp[2] == "m":
a = 1
else:
a = 3
else:
a = 2
return a
def H(temp,y,a):
c = 0
if a == 0 or a == 2:
for j in range(5):
if y[a][4-j] != temp[0]:
return c
temp.remove(temp[0])
c = 1
else:
for j in range(7):
if y[a][6-j] != temp[j]:
break
c = 1
return c,temp
s = input()
y = ['dream','dreamer','erase','eraser']
temp = []
t = []
k = len(s)
for i in range(k):
temp.append(s[k-i-1])
a = h(temp)
c = 1
while len(temp) != 0 and c == 1:
c = H(temp,y,a)
a = h(temp)
if c[0] == 1:
print("YES")
else :
print("NO") |
s573596775 | p03854 | u518414537 | 1596582592 | Python | Python (3.8.2) | py | Runtime Error | 49 | 9936 | 961 | s = list(input())
frag = 0
i = 0
while i < len(s):
if len(s) < 5:
frag = 1
break
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
if s[i + 7] == "a" and s[i + 8] == "s" and s[i + 9] == "e":
i += 5
continue
else:
i += 7
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 7
continue
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 6
continue
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s098784865 | p03854 | u518414537 | 1596579895 | Python | Python (3.8.2) | py | Runtime Error | 50 | 9904 | 859 | s = list(input())
frag = 0
i = 0
while i < len(s):
if len(s) < 5:
frag = 1
break
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 9 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r" and s[i + 7] == "a" and s[i + 8] == "s" and s[i + 9] == "e":
i += 5
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 7
continue
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 6
continue
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s196371481 | p03854 | u518414537 | 1596579730 | Python | Python (3.8.2) | py | Runtime Error | 50 | 10076 | 860 | s = list(input())
frag = 0
i = 0
while i < len(s):
if len(s) == 0:
frag = 1
break
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 9 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r" and s[i + 7] == "a" and s[i + 8] == "s" and s[i + 9] == "e":
i += 5
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 7
continue
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 6
continue
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s701251444 | p03854 | u518414537 | 1596579289 | Python | Python (3.8.2) | py | Runtime Error | 48 | 10000 | 809 | s = list(input())
frag = 0
i = 0
while i < len(s):
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 9 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r" and s[i + 7] == "a" and s[i + 8] == "s" and s[i + 9] == "e":
i += 5
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 7
continue
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 6
continue
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s443510782 | p03854 | u518414537 | 1596579003 | Python | Python (3.8.2) | py | Runtime Error | 50 | 10016 | 798 | s = list(input())
frag = 0
i = 0
if len(s) == 0:
frag = 1
while i < len(s):
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 7 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r" and s[i + 7] == "a":
i += 5
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 7
continue
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 6
continue
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s660980404 | p03854 | u518414537 | 1596578773 | Python | Python (3.8.2) | py | Runtime Error | 46 | 9956 | 769 | s = list(input())
frag = 0
i = 0
while i < len(s):
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 7 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r" and s[i + 7] == "a":
i += 5
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 7
continue
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 6
continue
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s590394196 | p03854 | u518414537 | 1596578680 | Python | Python (3.8.2) | py | Runtime Error | 47 | 10020 | 803 | s = list(input())
frag = 0
i = 0
while i < len(s):
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 7 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r" and s[i + 7] == "a":
i += 5
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 7
continue
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 5
else:
i += 4
else:
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s533864949 | p03854 | u518414537 | 1596578550 | Python | Python (3.8.2) | py | Runtime Error | 32 | 9964 | 837 | s = list(input())
frag = 0
i = 0
while i < len(s):
if s[i] == "d" and s[i + 1] == "r" and s[i + 2] == "e" and s[i + 3] == "a" and s[i + 4] == "m":
if i + 7 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r" and s[i + 7] == "a":
i += 4
continue
if i + 6 < len(s):
if s[i + 5] == "e" and s[i + 6] == "r":
i += 6
else:
i += 4
else:
i += 4
elif s[i] == "e" and s[i + 1] == "r" and s[i + 2] == "a" and s[i + 3] == "s" and s[i + 4] == "e":
if i + 5 < len(s):
if s[i + 5] == "r":
i += 5
else:
i += 4
else:
i += 4
else:
frag = 1
break
i += 1
if frag == 0:
print("YES")
else:
print("NO")
|
s809976967 | p03854 | u374802266 | 1596503051 | Python | Python (3.8.2) | py | Runtime Error | 2217 | 14028 | 354 | s=input()
while s:
if s[-5:]=='erase':
for i in range(5):
s.pop()
elif s[-5:]=='dream':
for i in range(5):
s.pop()
elif s[-6:]=='eraser':
for i in range(6):
s.pop()
elif s[-7:]=='dreamer':
for i in range(7):
s.pop()
else:
print('NO')
print('YES') |
s059014017 | p03854 | u374802266 | 1596502579 | Python | Python (3.8.2) | py | Runtime Error | 52 | 12560 | 348 | def test(t):
if len(t)==len(s):
print('YES')
exit()
if s[len(t):len(t)+5]=='dream':
test(t+'dream')
if s[len(t):len(t)+7]=='dreamer':
test(t+'dreamer')
if s[len(t):len(t)+5]=='erase':
test(t+'erase')
if s[len(t):len(t)+6]=='eraser':
test(t+'eraser')
s=input()
test('')
print('NO') |
s467767506 | p03854 | u935685410 | 1596088017 | Python | PyPy3 (7.3.0) | py | Runtime Error | 94 | 68520 | 112 | import re
s = imput()
if re.match("(dreamer|dream|eraser|erase)+dreamer",s):
print("YES")
else:
print("NO") |
s910153581 | p03854 | u692690314 | 1595615602 | Python | Python (3.8.2) | py | Runtime Error | 48 | 9760 | 504 | s = input()
s_reverse = ''.join(list(reversed(s)))
t = ''
while True:
if s_reverse == t:
print('YES')
break
n = len(t)
if s_reverse[n] == 'm':
t += ''.join(list(reversed('dream')))
elif s_reverse[n] == 'e':
t += ''.join(list(reversed('erase')))
elif s_reverse[n:n+3] == 'rem':
t += ''.join(list(reversed('dreamer')))
elif s_reverse[n:n+3] == 'res':
t += ''.join(list(reversed('eraser')))
else:
print('NO')
break |
s290284975 | p03854 | u985929170 | 1595573017 | Python | Python (3.8.2) | py | Runtime Error | 2372 | 139492 | 960 | S = input()
import re
li = ['dream','dreamer','erase','eraser']
while len(list(S)) > 8:
if S[0] == 'd':
if S[0:5] == 'dream':
if S[5:10] == 'erase':
S = S[5:]
print(S)
elif S[5:10] == 'dream':
S = S[5:]
print(S)
elif S[5:7] == 'er':
if S[7:12] == 'dream':
S = S[7:]
print(S)
elif S[7:12] == 'erase':
S = S[7:]
print(S)
else:break
else:
if S[0:6] == 'eraser':
S = S[6:]
print(S)
elif S[0:5] == 'erase':
if S[5:10] == 'erase':
S = S[5:]
print(S)
elif S[5:10] == 'dream':
S = S[5:]
print(S)
else:break
k = 0
for l in li:
if S == l:k = 1
if k == 0:print('No')
else:print('Yes') |
s326365170 | p03854 | u199948227 | 1595451020 | Python | Python (3.8.2) | py | Runtime Error | 84 | 104052 | 484 | WORDS = ['dream', 'dreamer', 'erase', 'eraser']
def main(s):
for word in WORDS:
if delete_word(s, word):
print('YES')
break
else:
print('NO')
def delete_word(s, word):
if s.endswith(word):
s = s[:-len(word)]
if len(s) == 0:
return True
for w in WORDS:
if delete_word(s, w):
return True
else:
return False
if __name__ == "__main__":
main(input())
|
s668313381 | p03854 | u199948227 | 1595447540 | Python | Python (3.8.2) | py | Runtime Error | 84 | 104044 | 503 | def main(s):
for word in ['dream', 'dreamer', 'erase', 'eraser']:
if delete_word(s, word):
print('YES')
break
else:
print('NO')
def delete_word(s, word):
if s.startswith(word):
s = s[len(word):]
if len(s) == 0:
return True
for w in ['dream', 'dreamer', 'erase', 'eraser']:
if delete_word(s, w):
return True
else:
return False
if __name__ == "__main__":
main(input())
|
s248549206 | p03854 | u199948227 | 1595447087 | Python | Python (3.8.2) | py | Runtime Error | 85 | 103808 | 485 | WORDS = ['dream', 'dreamer', 'erase', 'eraser']
def main(s):
for word in WORDS:
if delete_word(s, word):
print('YES')
break
else:
print('NO')
def delete_word(s, word):
if s.startswith(word):
s = s[len(word):]
if len(s) == 0:
return True
for w in WORDS:
if delete_word(s, w):
return True
else:
return False
if __name__ == "__main__":
main(input())
|
s924273223 | p03854 | u199948227 | 1595446848 | Python | Python (3.8.2) | py | Runtime Error | 87 | 103820 | 491 | WORDS = ['dream', 'dreamer', 'erase', 'eraser']
def main(s):
for word in WORDS:
if delete_word(s, word):
print('YES')
break
else:
print('NO')
def delete_word(s, word):
if s.startswith(word):
s = s[len(word):]
if len(s) == 0:
return True
for word in WORDS:
if delete_word(s, word):
return True
else:
return False
if __name__ == "__main__":
main(input())
|
s436234003 | p03854 | u433697974 | 1595292771 | Python | Python (3.8.2) | py | Runtime Error | 104 | 104108 | 440 | def hantei(S):
if S == 'dream' or S == 'dreamer' or S == 'erase' or S == 'eraser':
return 1
if S[:5] == 'dream':
if S[:7] == 'dreamer':
return hantei(S[5:]) | hantei(S[7:])
else:
return hantei(S[5:])
if S[:5] == 'erase':
if S[:6] == 'eraser':
return hantei(S[5:]) | hantei(S[6:])
else:
return hantei(S[5:])
else:
return 0
S = input()
if(hantei(S)):
print('YES')
else:
print('NO') |
s953994987 | p03854 | u433697974 | 1595292644 | Python | Python (3.8.2) | py | Runtime Error | 23 | 9012 | 496 | import sys
import resource
sys.setrecursionlimit(100000)
def hantei(S):
if S == 'dream' or S == 'dreamer' or S == 'erase' or S == 'eraser':
return 1
if S[:5] == 'dream'
if S[:7] == 'dreamer'
return hantei(S[5:]) | hantei(S[7:])
else:
return hantei(S[5:])
if S[:5] == 'erase'
if S[:6] == 'eraser'
return hantei(S[5:]) | hantei(S[6:])
else:
return hantei(S[5:])
else:
return 0
S = input()
if(hantei(S)):
print('YES')
else:
print('NO') |
s229258774 | p03854 | u433380437 | 1594961428 | Python | PyPy3 (7.3.0) | py | Runtime Error | 481 | 177272 | 369 | s = input()
def solve(query):
while 1:
for frag in ("erase", "eraser", "dream", "dreamer"):
if query.endswith(frag):
query = query[:-len(frag)]
print(query)
break
else:
print("NO")
break
if not query:
print("YES")
break
solve(s) |
s138362307 | p03854 | u845982808 | 1594689783 | Python | Python (3.8.2) | py | Runtime Error | 24 | 9068 | 102 | S = input()
if re.match("^(dream|dreamer|erase|eraser)+$", S):
print("Yes")
else:
print("No")
|
s462134905 | p03854 | u845982808 | 1594689555 | Python | Python (3.8.2) | py | Runtime Error | 25 | 9160 | 102 | S = input()
if re.match("^(dream|dreamer|erase|eraser)+$", s):
print("Yes")
else:
print("No")
|
s219608367 | p03854 | u845982808 | 1594689458 | Python | Python (3.8.2) | py | Runtime Error | 25 | 8988 | 110 | import re
s = input()
if re.match("^(dream|dreamer|erase|eraser)+$, s):
print("Yes")
else:
print("No") |
s375256311 | p03854 | u786020649 | 1594627000 | Python | Python (3.8.2) | py | Runtime Error | 1764 | 140704 | 811 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
print(s)
fws=fnw(5,s)
# print(fws)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s:
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r' or '':
s.appendleft(fws)
return False
else:
return True
def main(s):
while s:
if jfws(s):
return 'NO'
print(s)
return 'YES'
s=deque(sys.stdin.readline().strip())
print(main(s))
|
s684527027 | p03854 | u786020649 | 1594623150 | Python | Python (3.8.2) | py | Runtime Error | 68 | 9964 | 770 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
# print(s)
fws=fnw(5,s)
# print(fws)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r':
s.appendleft(fws)
return False
else:
return True
def main(s):
while bool(s):
if jfws(s):
return 'NO'
return 'YES'
s=deque(sys.stdin.readline().strip())
print(main(s))
|
s166143473 | p03854 | u786020649 | 1594623082 | Python | Python (3.8.2) | py | Runtime Error | 1807 | 140700 | 768 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
print(s)
fws=fnw(5,s)
# print(fws)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r':
s.appendleft(fws)
return False
else:
return True
def main(s):
while bool(s):
if jfws(s):
return 'NO'
return 'YES'
s=deque(sys.stdin.readline().strip())
print(main(s))
|
s668459223 | p03854 | u786020649 | 1594622541 | Python | Python (3.8.2) | py | Runtime Error | 65 | 10076 | 755 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
fws=fnw(5,s)
# print(fws)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r':
s.appendleft(fws)
return False
else:
return True
def main(s):
while s:
if jfws(s):
return 'NO'
return 'YES'
s=deque(sys.stdin.readline().strip(),10**5)
print(main(s))
|
s671426725 | p03854 | u786020649 | 1594621936 | Python | Python (3.8.2) | py | Runtime Error | 66 | 10008 | 749 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
fws=fnw(5,s)
# print(fws)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r':
s.appendleft(fws)
return False
else:
return True
def main(s):
while s:
if jfws(s):
return 'NO'
return 'YES'
s=deque(sys.stdin.readline().strip())
print(main(s))
|
s693147848 | p03854 | u786020649 | 1594621857 | Python | Python (3.8.2) | py | Runtime Error | 70 | 10136 | 747 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
fws=fnw(5,s)
print(fws)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r':
s.appendleft(fws)
return False
else:
return True
def main(s):
while s:
if jfws(s):
return 'NO'
return 'YES'
s=deque(sys.stdin.readline().strip())
print(main(s))
|
s137075015 | p03854 | u786020649 | 1594621629 | Python | Python (3.8.2) | py | Runtime Error | 23 | 8932 | 784 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
fws=fnw(5,s)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r':
s.appendleft(fws)
return False
else:
return True
def main(s):
while True:
if not list(s):
return 'Yes"
if jfws(s):
return 'NO'
return 'Yes'
s=deque(sys.stdin.readline().strip())
print(main(s))
|
s782296335 | p03854 | u786020649 | 1594621318 | Python | Python (3.8.2) | py | Runtime Error | 66 | 10028 | 767 | from collections import deque
import sys
def fnw(n,s):
sm=deque([])
if n<=len(s):
for _ in range(n):
sm.append(s.popleft())
return ''.join(sm)
def jfws(s):
fws=fnw(5,s)
if fws=='dream':
fws=fnw(2,s)
if fws=='er':
if s[0]=='a':
s.extendleft(deque(reversed(list(fws))))
else:
s.extendleft(deque(reversed(list(fws))))
return False
elif fws=='erase':
fws=fnw(1,s)
if fws!='r':
s.appendleft(fws)
return False
else:
return True
def main(s):
while True:
if jfws(s):
return 'NO'
if not bool(s):
return 'Yes'
s=deque(sys.stdin.readline().strip())
print(main(s))
|
s084845095 | p03854 | u786020649 | 1594621300 | Python | Python (3.8.2) | py | Runtime Error | 25 | 9204 | 470 | import sys
def eat(i,candies,counter):
s=candies[i]+candies[i-1]
nc=max(0,s-x)
counter+=nc
candies[i]-=nc
return counter
def main(n,x,candies):
counter=0
if candies[0]>x:
counter=candies[0]-x
candies[0]=x
for i in range(1,n):
counter=eat(i,candies,counter)
return counter
n,x=map(int,sys.stdin.readline().strip().split())
candies=list(map(int,sys.stdin.readline().strip().split()))
print(main(n,x,candies))
|
s328914618 | p03854 | u747703115 | 1594131470 | Python | Python (3.8.2) | py | Runtime Error | 21 | 9000 | 130 | s = input()replace('dreamer', '').replace('eraser', '').replace('dream', '').replace('erase', '').
print('YES' if s=='' else 'NO') |
s550810218 | p03854 | u294385082 | 1592661259 | Python | Python (3.8.2) | py | Runtime Error | 27 | 10696 | 573 | from collections import deque
s = input()
q = deque(list(s))
while q:
if len(q) >= 5:
subs = q.popleft()+q.popleft()+q.popleft()+q.popleft()+q.popleft()
if subs != 'erase' and subs != 'dream':
print('NO')
exit()
if subs == 'erase' and len(q) != 0 and q[0] == 'r':
q.popleft()
if subs == 'dream' and len(q) == 2 and q[0]+q[1] == 'er':
q.popleft()
q.popleft()
if subs == 'dream' and len(q) >= 3 and q[0]+q[1] == 'er' and q[2] != e:
q.popleft()
q.popleft()
else:
print('NO')
exit()
print('YES')
|
s434260713 | p03854 | u925478395 | 1591653911 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 109 | import rs
li = input()
if re.match("^(dream|dreamer|erase|eraser)+$", li):
print('YSE')
else:
print('NO') |
s451836784 | p03854 | u925478395 | 1591653861 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 124 | import rs
li = input()
flag = 'No'
if re.match("^(dream|dreamer|erase|eraser)+$", li):
flag = 'YES'
print(flag) |
s798922535 | p03854 | u925478395 | 1591653250 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 159 | li = list(input())
list = ['dream','dreamer','erase','eraser']
flag = 'No'
for x in list:
for y in list:
if x + y = li:
flag = 'YES'
print(flag) |
s894168671 | p03854 | u269340384 | 1591580046 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 1368 | #include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0; i<n; i++)
int main(){
string S,T;
cin >> S;
string dream = "dream";
string dreamer = "dreamer";
string erase = "erase";
string eraser = "eraser";
while(T != S){
int countall = 0;
int count1 = 0;
for(int i = T.size(); i<T.size()+dream.size(); i++){
if(S[i] != dream[i-T.size()]){
count1++;
}
}
if(count1 == 0) T += dream;
if(count1) countall++;
if(T == S) {
cout << "YES" << endl;
break;
}
int count2 = 0;
for(int i = T.size(); i<T.size()+dreamer.size(); i++){
if(S[i] != dreamer[i-T.size()]){
count2++;
}
}
if(count2 == 0) T += dreamer;
if(count2) countall++;
if(T == S){
cout << "YES" << endl;
break;
}
int count3 = 0;
for(int i = T.size(); i<T.size()+erase.size(); i++){
if(S[i] != erase[i-T.size()]){
count3++;
}
}
if(count3 == 0) T += erase;
if(count3) countall++;
if(T == S){
cout << "YES" << endl;
break;
}
int count4 = 0;
for(int i = T.size(); i<T.size()+eraser.size(); i++){
if(S[i] != eraser[i-T.size()]){
count4++;
}
}
if(count4 == 0) T += eraser;
if(count4) countall++;
if(T == S){
cout << "YES" << endl;
break;
}
if(countall == 4){
cout << "NO" << endl;
break;
}
}
return 0;
} |
s605646836 | p03854 | u951480280 | 1591560587 | Python | Python (3.4.3) | py | Runtime Error | 41 | 3828 | 611 | from collections import deque
s = input()
n = len(s)
deque = deque()
deque.append(0)
def str_plus(i):
s1 = s[i]
if s1 == "d":
if s[i:i+5] == "dream":
if s[i+5:i+7] == "er":
return [i+5,i+7]
else:
return [i+5]
if s1 == "e":
if s[i:i+5] == "erase":
if s[i+5] == "r":
return [i+5,i+6]
else:
return [i+5]
ans = "NO"
while deque:
i = deque.pop()
if i == n:
ans = "YES"
break
l = str_plus(i)
if l != None:
deque.extend(l)
print(ans) |
s653696730 | p03854 | u951480280 | 1591560123 | Python | Python (3.4.3) | py | Runtime Error | 43 | 3828 | 752 | from collections import deque
str_l = ["dream", "dreamer", "erase" ,"eraser"]
s = input()
n = len(s)
deque = deque()
deque.append(0)
def str_plus(i):
s1 = s[i]
if s1 == "d":
if s[i:i+5] == "dream":
if s[i+5:i+7] == "er":
return [i+5,i+7]
else:
return [i+5]
else:
return False
if s1 == "e":
if s[i:i+5] == "erase":
if s[i+5] == "r":
return [i+5,i+6]
else:
return [i+5]
else:
return False
ans = "NO"
while deque:
i = deque.pop()
if i == n:
ans = "YES"
break
l = str_plus(i)
if l != False and l != None:
deque.extend(l)
print(ans) |
s880921861 | p03854 | u818542539 | 1591471482 | Python | Python (3.4.3) | py | Runtime Error | 87 | 9852 | 657 | S = input()
U = ['dreamer', 'dream', 'eraser', 'erase']
answer = 'NO'
def possible(current):
possible = []
for string in U:
if S.startswith(current + string):
possible.append(string)
return possible
def judge(current):
if current == S:
global answer
answer = 'YES'
return
if answer == 'YES':
return
else:
if possible(current) == []:
return
else:
for candidate in possible(current):
new = current + candidate
if len(S) >= len(new):
judge(current + candidate)
judge('')
print(answer) |
s293435383 | p03854 | u818542539 | 1591471107 | Python | Python (3.4.3) | py | Runtime Error | 89 | 9864 | 715 | S = input()
T = ''
U = ['dreamer', 'dream', 'eraser', 'erase']
answer = 'NO'
def possible(current):
possible = []
for string in U:
if S.startswith(current + string):
possible.append(string)
return possible
def judge(current):
if current == S:
global answer
answer = 'YES'
return
if answer == 'YES' or len(S) < len(current):
return
else:
if possible(current) == []:
return
else:
for candidate in possible(current):
new = current + candidate
if len(S) >= len(new):
judge(current + candidate)
for string in U:
judge(string)
print(answer)
|
s371904477 | p03854 | u742129941 | 1591338894 | Python | Python (3.4.3) | py | Runtime Error | 78 | 4304 | 348 | import sys
def add_str(t="",wn=0,s=0):
if t == st[s:s+wn] or t == "":
if s+wn == len(st):
print("YES")
sys.exit()
add_str("dream", 5, s+wn)
add_str("dreamer", 7, s+wn)
add_str("erase", 5, s+wn)
add_str("eraser", 6, s+wn)
else:
return
st=input()
add_str()
print("NO") |
s034817666 | p03854 | u844895214 | 1590954185 | Python | Python (3.4.3) | py | Runtime Error | 104 | 7196 | 463 | from sys import stdin
def S(): return stdin.readline().rstrip()
a = S()
def f(t,a):
if t == a:
return True
elif len(a)<len(t):
return False
else:
strl = {0:'dream',1:'dreamer',2:'erase',3:'eraser'}
for i in range(4):
tmp = strl[i]
if t+tmp in a[:len(t+tmp)]:
if f(t+tmp,a):
return True
return False
if f('',a):
print('YES')
else:
print('NO') |
s205098384 | p03854 | u363146889 | 1590921421 | Python | PyPy3 (2.4.0) | py | Runtime Error | 177 | 38340 | 707 | # -*- coding: utf-8 -*-
## Library
import sys
from fractions import gcd
import math
from math import ceil,floor
import collections
## input
# n=int(input())
# A,B,C,D=map(int, input().split())
# string = input()
# yoko = list(map(int, input().split()))
# tate = [int(input()) for _ in range(N)]
# N, M = map(int,input().split())
# P = [list(map(int,input().split())) for i in range(M)]
S = input()
## Logic
S = S[::-1]
print(S)
i = 0
while i < len(S):
if [i:i+7]=="remaerd":
i = i + 7
elif [i:i+6]=="resare":
i = i + 6
elif [i:i+5]=="maerd":
i = i + 5
elif [i:i+5]=="esare":
i = i + 5
else:
print("NO")
sys.exit()
print("YES") |
s918961397 | p03854 | u045628053 | 1590711759 | Python | Python (3.4.3) | py | Runtime Error | 19 | 3188 | 178 | import re
output ="NO"
s = re.sub('dreamer', '', s)
s = re.sub('dream', '', s)
s = re.sub('eraser', '', s)
s = re.sub('erase', '', s)
if s == "":
output = "YES"
print(output) |
s367993315 | p03854 | u243312682 | 1590687949 | Python | Python (3.4.3) | py | Runtime Error | 24 | 4900 | 530 | import re
def main():
s = list(input())
sr = ''.join(list(reversed(s)))
t = ['dream', 'dreamer', 'erase', 'eraser']
tr = list()
for i in t:
tr.append(''.join(list(reversed(i))))
while sr:
flag = False
for i in tr:
if sr.startswith(i):
sr = sr.replace(i ,'', 1)
flag = True
if not flag:
print('NO')
break
if st == '':
print('YES')
break
if __name__ == '__main__':
main() |
s126759192 | p03854 | u558981240 | 1590600941 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 3188 | 512 | s = input()
dr = "dream"
dre = "dreamer"
er = "erase"
era = "eraser"
dr = dr[::-1]
dre = dre[::-1]
er = er[::-1]
era = era[::-1]
s = s[::-1]
flag = True
while True:
if len(s) == 0:
break
elif s.startswith(dr):
s.replace(dr, "", 1)
elif s.startswith(dre):
s.replace(dre, "", 1)
elif s.startswith(er):
s.repalce(er, "", 1)
elif s.startswith(era):
s.replace(era, "", 1)
else:
flag = False
if flag:
print("YES")
else:
print("NO")
|
s230825168 | p03854 | u558981240 | 1590600106 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3188 | 511 | s = input()
dr = "dream"
dre = "dreamer"
er = "erase"
era = "eraser"
dr = dr[::-1]
dre = dre[::-1]
er = er[::-1]
era = era[::-1]
s = s[::-1]
flag = True
while True:
if s.length == 0:
break
elif s.startswith(dr):
s.replace(dr, "", 1)
elif s.startswi(dre):
s.replace(dre, "", 1)
elif s.startswith(er):
s.repalce(er, "", 1)
elif s.startswith(era):
s.replace(era, "", 1)
else:
flag = False
if flag:
print("YES")
else:
print("NO")
|
s091528486 | p03854 | u919025034 | 1590196622 | Python | PyPy3 (2.4.0) | py | Runtime Error | 179 | 38256 | 533 | IN = iter(Input.split('\n')).__next__
def input():
return IN()
#ここから先
S=input()
T=[]
l=-1
while l>=-len(S):
if S[l]=="r":
if l-2<-len(S):
print("NO");break
elif S[l-2]=="s":
T+="eraser"[::-1]
l-=6
else:
T+="dreamer"[::-1]
l-=7
elif S[l]=="e":
T+="erase"[::-1]
l-=5
elif S[l]=="m":
T+="dream"[::-1]
l-=5
else:
print("NO");break
if S=="".join(T[::-1]):
print("YES")
|
s916947436 | p03854 | u851469594 | 1590036008 | Python | Python (3.4.3) | py | Runtime Error | 74 | 3188 | 508 | S = input()
while True:
if len(S) == 0:
print('YES')
exit()
if len(S) < 5:
print('NO')
exit()
if S[:5] == 'dream':
if len(S) > 6 and S[5:7] == 'er':
if S[7] == 'a':
S = S[5:]
else :
S = S[7:]
else :
S = S[5:]
elif S[:5] == 'erase':
if len(S) > 5 and S[5] == 'r':
S = S[6:]
else :
S = S[5:]
else :
print('NO')
exit() |
s007977811 | p03854 | u851469594 | 1590035644 | Python | Python (3.4.3) | py | Runtime Error | 71 | 3188 | 484 | S = input()
i = 0
while True:
if len(S) == 0:
print('YES')
exit()
if len(S) < 5:
print('NO')
exit()
if S[:5] == 'dream':
if S[5:7] == 'er':
if S[7] == 'a':
S = S[5:]
else :
S = S[7:]
else :
S = S[5:]
elif S[:5] == 'erase':
if S[5] == 'r':
S = S[6:]
else :
S = S[5:]
else :
print('NO')
exit() |
s174694088 | p03854 | u324197506 | 1589901042 | Python | Python (3.4.3) | py | Runtime Error | 31 | 3316 | 838 | s = input()
vocabs = ["dream","dreamer","erase","eraser"]
cnt = 0
t = ""
while cnt <= len(s) - 7:
if s[cnt] == "d":
if s[cnt+5] == "d":
cnt += 5
t += vocabs[0]
elif s[cnt+5] == "e":
if s[cnt+7] == "a":
cnt += 5
t += vocabs[0]
else:
cnt += 7
t += vocabs[1]
else:
break
elif s[cnt] == "e":
if s[cnt+5] == "r":
cnt += 6
t += vocabs[3]
else:
cnt += 5
t += vocabs[2]
else:
break
if s[cnt:] == vocabs[0]:
t+= vocabs[0]
elif s[cnt:] == vocabs[1]:
t+= vocabs[1]
elif s[cnt:] == vocabs[2]:
t+= vocabs[2]
elif s[cnt:] == vocabs[3]:
t+= vocabs[3]
if s == t:
print("YES")
else:
print("NO") |
s909708358 | p03854 | u000842852 | 1589821776 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 387 | スコード
Copy
Copy
def main():
S = input()
while len(S)>=5:
if len(S)>=7 and S[-7:]=="dreamer":
S = S[:-7]
continue
elif len(S)>=6 and S[-6:]=="eraser":
S = S[:-6]
continue
elif S[-5:]=="dream" or S[-5:]=="erase":
S = S[:-5]
continue
else:
break
if len(S)==0:
print('Yes')
else:
print('No')
main() |
s379182398 | p03854 | u981449436 | 1589686224 | Python | Python (3.4.3) | py | Runtime Error | 251 | 156660 | 528 | def dfs(string):
can = ["dream", "dreamer", "erase", "eraser"]
stack = []
stack.append("dream")
stack.append("dreamer")
stack.append("erase")
stack.append("eraser")
while stack:
judge = stack.pop()
if judge == string:break
for temp in can:
ans = judge + temp
print(ans)
if ans == string[:len(ans)]:
stack.append(ans)
return "YES" if judge == string else "NO"
if __name__ == '__main__':
s = input()
print(dfs(s)) |
s638103531 | p03854 | u738622346 | 1589481692 | Python | Python (3.4.3) | py | Runtime Error | 18 | 2940 | 440 | div = ["dream", "dreamer", "erase", "eraser"]
rev = []
t = ""
s_rev = s[::-1]
for d in div:
rev.append(d[::-1])
result = True
i = 0
while i < len(s):
can_divide = False
for d in rev:
if len(s_rev) - i >= len(d):
if s_rev[i:i + len(d)] == d:
can_divide = True
i += len(d)
break
if not can_divide:
result = False
break
print("YES" if result else "NO")
|
s764707244 | p03854 | u738622346 | 1589481584 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 487 | div = ["dream", "dreamer", "erase", "eraser"]
rev = []
t = ""
s_rev = s[::-1]
for d in div:
rev.append(d[::-1])
result = True
i = 0
while i < len(s):
can_divide = False
for d in rev:
print("rev:%d i:%d d:%d" % (len(s_rev), i, len(d)))
if len(s_rev) - i > len(d) and s_rev[i:i + len(d)] == d:
can_divide = True
i += len(d)
break
if not can_divide:
result = False
break
print("YES" if result else "NO")
|
s119262475 | p03854 | u738622346 | 1589481495 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 488 | div = ["dream", "dreamer", "erase", "eraser"]
rev = []
t = ""
s_rev = s[::-1]
for d in div:
rev.append(d[::-1])
result = True
i = 0
while i < len(s):
can_divide = False
for d in rev:
print("rev:%d i:%d d:%d" % (len(s_rev), i, len(d)))
if len(s_rev) - i >= len(d) and s_rev[i:i + len(d)] == d:
can_divide = True
i += len(d)
break
if not can_divide:
result = False
break
print("YES" if result else "NO")
|
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