problem_id
stringclasses
428 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
5
816
p04031
s064976781
Accepted
N=input() *A,=map(int,input().split()) a=float('inf') for i in range(min(A),max(A)+1):a=min(a, sum([(k-i)**2 for k in A])) print(a)
p02958
s776221331
Wrong Answer
n = int(input()) p = list(map(int, input().split())) flg_cnt = 0 for i in range(n): if i+1 != p[i]: flg_cnt += 1 if flg_cnt > 2: print('No') exit() print('Yes')
p03037
s227408983
Wrong Answer
#ABC127_C N,M=map(int,input().split()) L=[] R=[] for i in range(M): l,m=map(int,input().split()) L.append(l) R.append(m) if min(R)<=max(L): print(0) else: print(min(R)-max(L)+1)
p02639
s683849616
Wrong Answer
x = list(map(int, input().split())) for i in range(len(x)-1): if x[i] == 0: print(i+1)
p03720
s439419240
Accepted
N,M = map(int,input().split()) ab = [list(map(int,input().split())) for _ in range(M)] ans = [0]*N for a,b in ab: ans[a-1] += 1 ans[b-1] += 1 for num in ans: print(num)
p02958
s136464726
Accepted
N=int(input()) p=list(map(int,input().split())) count=0 for i in range(N): if p[i]!=i+1: count+=1 if count==0 or count==2: print('YES') else: print('NO')
p04033
s295854833
Accepted
from math import fabs a, b = map(int, input().split()) if a <= 0 and 0 <= b: print("Zero") else: if a > 0: print("Positive") else: if (fabs(b - a) + 1) % 2 == 0: print("Positive") else: print("Negative")
p02601
s846685891
Accepted
A,B,C = (int(i) for i in input().split()) K = int(input()) ans = "No" for i in range(K): if A < B*(2**i) and B*(2**i) < C*(2**(K-i)): ans = "Yes" break print(ans)
p03136
s413312949
Accepted
def main(): N = input() L = list(map(int, input().split())) a = max(L) b = sum(L) - a if a < b: print("Yes") else: print("No") if __name__ == '__main__': main()
p02882
s604172816
Accepted
import math a,b,x = map(int,input().split()) if a*a*b/2 <= x: j = 2*(b/a - x/(a**3)) else: j = b*b*a/(2*x) ans = math.degrees(math.atan(j)) print(ans)
p04011
s507493909
Accepted
n = int(input()) k = int(input()) x = int(input()) y = int(input()) ans = x*min(n, k) + max(y*(n - k), 0) print(ans)
p03289
s083092507
Wrong Answer
S = input () T = S.replace('A', '') T = T.replace('C', '') U = T.lower () if S[0]=='A' and S[2:-2].count('C')==1 and T==U: print ('AC') else: print ('WA')
p02647
s392077675
Wrong Answer
import numpy as np n, k = map(int,input().split()) a = np.array(list(map(int,input().split()))) print(a) for j in range(k): if j > 41: break new_a = np.zeros(n, dtype=int) for i, x in enumerate(a): new_a[i-x if i-x >= 0 else 0:i+x + 1] += 1 print(new_a) a = new_a print(*a)
p03013
s827255947
Accepted
import sys MOD=10**9+7 N,M=map(int,input().split()) bad=set(map(int,sys.stdin)) a,b=0,1 for i in range(1,N+1): if i in bad: a,b=b,0 if a==0: break else: a,b=b,(a+b)%MOD print(b)
p02608
s060999489
Accepted
#!/usr/bin/env python3 n = int(input()) cnt = [0] * (1 + n) for a in range(1, 100): for b in range(1, 100): for c in range(1, 100): k = a ** 2 + b ** 2 + c ** 2 + a * b + b * c + c * a if k > n: continue else: cnt[k] += 1 for i in range(1, n + 1): print(cnt[i])
p03611
s969548682
Wrong Answer
N = int(input()) A = list(map(int,input().split())) num = [0]*(max(A)+1) for i in A: num[i] += 1 ans = 0 for i in range(1,len(num)-1): tmp = num[i-1] + num[i] + num[i+1] ans = max(ans,tmp) print(ans)
p03282
s428150795
Wrong Answer
S = list(input()) for i in range(len(S)): S[i] = int(S[i]) K = int(input()) start = 0 loc = 0 for i in range(len(S)): if S[i] != 1: start = S[i] loc = i break if K > 100: print(start) elif K-1 >= loc: print(start) else: print(1)
p02683
s318405433
Wrong Answer
import itertools import numpy as np n, m, x = map(int, input().split()) books = [list(map(int, input().split())) for i in range(n)] coin = [] for i in range(1, m+1): for v in itertools.combinations(books, i): comb = list(v) result = np.sum(comb, axis = 0) flag = True for j in range(1,m+1): if result[j] < x: flag = False break if flag: coin.append(result[0]) if len(coin) > 0: sorted(coin, reverse=False) print(coin[0]) else: print(-1)
p02773
s025860737
Accepted
n = int(input()) d = {} for i in range(n): s = input() d[s] = d.get(s, 0) + 1 m = max(d.values()) maxKeys = [x[0] for x in d.items() if x[1] == m] so = sorted(maxKeys) for e in so: print(e)
p02912
s682094620
Accepted
# https://atcoder.jp/contests/abc141/tasks/abc141_d from copy import deepcopy from heapq import heappop, heappush, heapify n, m = map(int, input().split()) items = [-int(i) for i in input().split()] heapify(items) while m: m -= 1 item = -1 * heappop(items) item //= 2 heappush(items, -1 * item) pay = 0 for i in items: pay += -1 * i print(pay)
p03951
s879453080
Accepted
N = int(input()) s = input() t = input() ans = 0 for i in range(N): if s[i:] == t[:N - i]: ans = N - i break print(2 * N - ans)
p03385
s865176386
Accepted
S = input() if set(S) == set("abc"): print("Yes") else: print("No")
p02659
s698937281
Accepted
from decimal import * a,b = map(Decimal, input().split()) print(int(a*b))
p02832
s132229411
Accepted
N = int(input()) a = list(map(int, input().split())) count = 1 for i in range(N): if a[i] == count: count += 1 if count == 1: print(-1) else: print(N + 1 -count)
p02747
s659229236
Accepted
s = input() if s == 'hi' * (len(s) // 2): print('Yes') else: print('No')
p02833
s683411235
Wrong Answer
n = int(input()) if n == 0 or n == 1: print(1) elif n % 2 == 1: print(0) else: m = int(n/2) count = 0 i = 1 while m >= 5 ** i: d = m // (5 ** i) count += d i += 1 print(int(count))
p03804
s373046246
Wrong Answer
n,m=map(int,input().split()) a=[input() for _ in range(n)] b=[input() for _ in range(m)] for i in range (n-m+1):#行 g=1 for j in range(n-m+1):#列 for k in range(m):#m # print(a[i+k][j:j+m],"__",b[k]) if a[i+k][j:j+m]!=b[k]: g*=0 break if g==1: print("Yes") import sys sys.exit() else: print("No")
p03644
s781542877
Accepted
s = int(input()) t = 1 for i in range(1,8,1): if(s >= (2 ** i)):t = 2 ** i print(t)
p03351
s153414049
Accepted
a, b, c, d = (int(x) for x in input().split()) if abs(a - c) <= d or (abs(a - b) <= d and abs(b - c) <= d): print("Yes") else: print("No")
p03524
s004530618
Wrong Answer
from collections import Counter S = str(input()) CS = Counter(S) V = list(CS.values()) ans = 'YES' if len(V) == 1: ans = 'NO' elif len(V) == 2: if V[0] >= 2*V[1]: ans = 'NO' else: if V[0] >= 2*V[1] and V[0] >= 6*V[2]: ans = 'NO' print(ans)
p03264
s554153626
Accepted
import math k = int(input()) gusu = math.floor(k/2) kisu = math.ceil(k/2) # n個からr個を選ぶ組み合わせを算出する def combinations_count(n, r): return math.factorial(n) // (math.factorial(n - r) * math.factorial(r)) ans = combinations_count(gusu,1)*combinations_count(kisu,1) print(ans)
p02572
s227229043
Accepted
n=int(input()) a=list(map(int,input().split())) x=sum(a)-a[0] ans=0 for i in range(n): ans = (ans + a[i]*x)%(10**9 + 7) if i!=n-1: x-=a[i+1] print(ans)
p02993
s049294922
Wrong Answer
s = list(str(input())) if s[0] == s[1] == s[2] == s[3]: print('Bad') else: print('Good')
p03814
s689417361
Accepted
S = input() print(len(S) - S[::-1].index('Z') - S.index('A'))
p02714
s613195583
Accepted
n=int(input()) s=input() sum=0 r=int(s.count('R')) g=int(s.count('G')) b=int(s.count('B')) for k in range(n): for j in range(k): i=2*j-k if i+1>0: if s[i]!=s[j] and s[j]!=s[k] and s[k]!=s[i]: sum=sum+1 print(r*g*b-sum)
p02640
s383465986
Accepted
X, Y = map(int, input().split()) if X * 4 >= Y and X * 2 <= Y and Y % 2 == 0: print("Yes") else: print("No")
p03998
s388162591
Wrong Answer
A = list(input()) B = list(input()) C = list(input()) cards = [A, B, C] target = 0 ans = None while True: if len(cards[target]) == 0: ans = target break card = cards[target][0] if card == 'a': target = 0 elif card == 'b': target = 1 elif card == 'c': target = 2 del cards[target][0] if ans == 0: print('A') elif ans == 1: print('B') elif ans == 2: print('C')
p02618
s406759756
Accepted
import random d=int(input()) c=list(map(int,input().split())) s=[list(map(int,input().split())) for _ in range(d)] for i in range(14): for j in range(26): print(26-j) print(23)
p02760
s506590871
Accepted
a = [int(j) for i in range(3) for j in input().split(' ')] n = int(input()) nn = [int(input()) for i in range(n)] cnt = 0 for ni in nn: if ni in a: cnt += 1 a[a.index(ni)] = 0 judge = "No" for i in range(3): if sum(a[i::3])==0 or sum(a[i*3:i*3+3])==0: judge = "Yes" if sum(a[::4])==0 or (a[2]+a[4]+a[6])==0: judge = "Yes" print(judge)
p02900
s679672609
Accepted
def prime_decomposition(n): i = 2 table = [] while i * i <= n: while n % i == 0: n /= i table.append(i) i += 1 if n > 1: table.append(n) return table l=[] a,b=map(int,input().split()) import fractions g=fractions.gcd(a,b) for i in range(len(prime_decomposition(g))): if prime_decomposition(g)[i] not in l: l.append(prime_decomposition(g)[i]) print(len(l)+1)
p02555
s968291720
Wrong Answer
from operator import mul from functools import reduce def combinations_count(n, r): r = min(r, n - r) numer = reduce(mul, range(n, n - r, -1), 1) denom = reduce(mul, range(1, r + 1), 1) return numer // denom N = int(input()) ans = 0 amari = int(N % 3) shou = int(N // 3) for i in range(shou): amari += 3 shou -= 1 ans = (ans + combinations_count((amari + shou - 1), amari)) % (10**9 + 7) print(ans)
p03107
s901406502
Accepted
S = list(input()) S = [int(s) for s in S] #N = len(S) #print('S:', S) print((min(S.count(0), S.count(1)))*2)
p03486
s391526528
Wrong Answer
x=sorted(list(input())) y=sorted(list(input()),reverse=True) a="" b="" for (p,q) in zip(x,y): a+=p b+=q if a<b: print("Yes") else: print("No")
p03478
s284532083
Wrong Answer
n,a,b = map(int, input().split()) ans = 0 for i in range(1,n+1): if a <= sum(list(map(int, list(str(i))))) <= b: ans += 1 print(ans)
p02598
s234006583
Accepted
# coding: utf-8 # Your code here! N,K=map(int,input().split()) A=list(map(float, input().split())) low=0 high=10**9+1 while high-low!=1: mid=(high+low)//2 cut_temp=0 ans=-1 for a in A: cut_temp+=-(-a//mid)-1 if cut_temp>K: low=mid else: high=mid print(high)
p02847
s272179738
Accepted
l=["SUN","MON","TUE","WED","THU","FRI","SAT" ] a=l.index(str(input())) print(7-a)
p03698
s845712023
Accepted
s=input() print("no" if len(s)-len(set(s)) else "yes")
p02777
s461548936
Wrong Answer
S, T = input().split() A, B = map(int, input().split()) U = input() if S == U: A = A - 1 else: B = B - 1 print(' '.join(map(str, [A, B])))
p03745
s567819338
Wrong Answer
n=int(input()) a=list(map(int,input().split())) if n==1: print(1) exit() ans=0 data=[0]*(n-1) for i in range(n-1): data[i]=a[i+1]-a[i] for i in range(1,n-2): if data[i]<0: if data[i-1]>0 or data[i+1]>0: ans+=1 if data[0]<0 and data[1]>0: ans+=1 if data[n-2]<0 and data[n-3]>0: ans+=1 print(ans+1)
p03799
s056878671
Accepted
s,c = map(int, input().split()) # c*2 = s -> scc scc = 0 if s*2 <= c: scc += s c -= s*2 s = 0 scc += c//4 else: print(c//2) exit() print(scc)
p02665
s680755240
Wrong Answer
N = int(input()) A = list(map(int, input().split())) ans = 0 dp = [0 for _ in range(N+1)] dp[0] = 1 for i in range(N): dp[i+1] = min((dp[i]-A[i]) * 2, 10000000000000) if dp[i+1] < A[i]: print(-1) exit() if(dp[N] < A[N]): print(-1) exit() S = [0 for _ in range(N+1)] S[0] = A[N] for i in range(1, N+1): S[i] = S[i-1] + A[N-i] for i in range(N+1): ans += min(S[N-i], dp[i]) print(ans)
p03827
s447517597
Accepted
n = int(input()) l = list(input()) x,y = 0,0 for i in range(n): if l[i] == 'I': x += 1 y = max(x,y) elif l[i] == 'D': x -= 1 print(y)
p03860
s472454830
Accepted
s = input().split()[1] print('A' + s[0] + 'C')
p02797
s277861781
Accepted
N, K, S = map(int, input().split()) anss = [S] * K rest = N-K if S == 10**9: anss += [1]*rest else: anss += [S+1]*rest print(' '.join(map(str, anss)))
p03252
s546621202
Wrong Answer
s=str(input()) t=str(input()) temps=list(set(s)) tempt=list(set(t)) temps=sorted(temps) tempt=sorted(tempt) temps1=[0]*len(temps) tempt1=[0]*len(tempt) for i in range(0,len(temps)): temps1[i]=s.count(temps[i]) for i in range(0,len(tempt)): tempt1[i]=t.count(tempt[i]) if temps1==tempt1: print("Yes") else: print("No")
p03434
s205216136
Accepted
n = int(input()) a = list(map(int,input().split())) a.sort(reverse=True) if n%2 == 1: a.append(0) n += 1 s = 0 for i in range(n//2): s += a[2*i]-a[2*i+1] print(s)
p03633
s262037946
Wrong Answer
import fractions def lcm(x, y): return x / fractions.gcd(x, y) * y n = int(input()) t = [int(input()) for _ in range(n)] a = t[0] for i in range(1, n): b = t[i] a = lcm(a, b) print(int(a))
p03285
s013077011
Accepted
n = int(input()) flag = False for i in range(-(-n // 4) + 1): for j in range(-(-n // 7) + 1): if n == 4 * i + j * 7: flag = True break print("Yes" if flag == True else "No")
p02664
s134055769
Accepted
t = list(input()) for i in range(len(t)): if t[i] == "?": t[i] = 'D' print(''.join(t))
p02608
s043164202
Wrong Answer
n=int(input()) max_n=10**4+5 ans=[0]*(max_n) for x in range(1,34): for y in range(1,34): for z in range(1,34): total=x**2+y**2+z**2+x*y+y*z+z*x if total<=max_n: ans[total]+=1 for i in range(1,n+1): print(ans[i])
p02694
s584796360
Accepted
x = int(input()) count = 0 y = 100 while True: y*=1.01 y = int(y) count+=1 if y>=x: print(count) exit()
p03545
s888589550
Accepted
ABCD = list(input()) for i in range(2 ** 3): ptn = ['-'] * 3 for j in range(3): if (i >> j) & 1: ptn[len(ptn) - j - 1] = '+' formula = ''.join([n + op for n, op in zip(ABCD, ptn + [''])]) if eval(formula) == 7: print(formula + '=7') exit()
p02639
s139252251
Wrong Answer
l = list(map(int,input().split())) for i in range(5): if l[i] == 0: print(i + 1) break
p03495
s018267809
Wrong Answer
N, K = input().split() A = [int(n) for n in input().split()] B = list() for n in A: if n not in B: B.append(n) ANS = len(B) - int(K) if ANS > 0: print(ANS) else: print(0)
p02952
s214775024
Wrong Answer
s = input() N = int(s) odd_num = 0 for i in range(1,N+1): cnt = 1 num = i while (num // 10) > 0: cnt += 1 num = num//10 print(num) if cnt % 2: odd_num += 1 print(odd_num)
p02723
s012511454
Accepted
s = input() if s[2] == s[3] and s[4] == s[5]: print("Yes") else: print("No")
p03261
s389766397
Accepted
import sys lines = [s.rstrip("\n") for s in sys.stdin.readlines()] n, = [int(num) for num in lines.pop(0).split(" ")] words = lines prev_last_char = None words_already_used = {} for w in words: if w in words_already_used: print("No") break else: words_already_used[w] = True if prev_last_char is not None: if w[0] != prev_last_char: print("No") break prev_last_char = w[-1] else: print("Yes")
p03607
s589748464
Accepted
N = int(input()) A = [] for i in range(N): a = int(input()) A.append(a) x = dict() for i in range(N): if A[i] in x: if x[A[i]] == 1: x[A[i]] -=1 else: x[A[i]] += 1 else: x[A[i]] = 1 ans = 0 for idx in x: ans += x[idx] print(ans)
p03612
s429882124
Wrong Answer
def main(): N = int(input()) P = [int(i) for i in input().split()] + [-1] ans = 0 pre = -1 flag = False for i, p in enumerate(P): if i+1 == p: ans += 1 if i > 0 and i == pre: flag = True elif flag: ans -= 1 flag = False pre = p print(ans) if __name__ == '__main__': main()
p03745
s271963627
Accepted
N = int(input()) A = list(map(int, input().split())) k = 1 x = y = 0 c = A[0] for i in A[1:]: if c < i: x = 1 elif c > i: y = 1 if x == 1 and y == 1: k += 1 x = y = 0 c = i print(k)
p03745
s153909399
Accepted
n=int(input()) a=list(map(int,input().split())) b=0 c=0 for i in range(n-1): if b==1: if a[i+1]<a[i]: b=0 c+=1 elif b==-1: if a[i+1]>a[i]: b=0 c+=1 else: if a[i+1]>a[i]: b=1 if a[i+1]<a[i]: b=-1 print(c+1)
p03377
s772724107
Accepted
a,b,c = map(int, input().split()) if a > c: print("NO") elif c-a <= b: print("YES") else: print("NO")
p03437
s467477449
Wrong Answer
X, Y = map(int, input().split()) print(-1 if X % Y == 0 or Y % X == 0 else X)
p04045
s492158009
Accepted
n, k = input().split() ds = input().split() ns = {_n for _n in n} ds = { d for d in ds} result = 1 while(True): rs = {r for r in str(result)} if result >= int(n) and len(rs&ds) == 0 : print(result) break else: result += 1
p02744
s354491902
Accepted
import sys import re input = sys.stdin.readline N = int(input()) alpha = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j'] ans = [] for i in range(N): if not i: ans.append(['a']) else: l = [] p = [] for x in ans[-1]: m = max([alpha.index(a) for a in x]) l.extend([x + a for a in alpha[:m + 2]]) ans.append(l) for x in ans[N - 1]: print(x)
p03059
s128313422
Wrong Answer
A, B, T = map(int, input().split()) tc = 0 n = 0 cnt = 0 if A > T: pass elif A == T: cnt += 1 else: while tc < T + 0.5: n += B cnt += 1 tc += cnt*A print(n)
p03211
s899886307
Accepted
table = list(map(int, input())) diff_nagomi = 1000 ans = 0 for i in range(len(table)-2): diff = abs(table[i] * 100 + table[i + 1] * 10 + table[i + 2] - 753) if diff_nagomi > diff: ans = diff diff_nagomi = diff print(ans)
p02912
s439348247
Accepted
import heapq N,M=list(map(int,input().split())) A=list(map(lambda x: -int(x),input().split())) heapq.heapify(A) while M>0: a=heapq.heappop(A) a=-a a=a>>1 a=-a heapq.heappush(A,a) M-=1 print(-sum(A))
p03951
s319784762
Accepted
N = int(input()) s = input() t = input() if s == t: print(N) exit(0) for i in range(1, N): if s[i:] == t[:-i]: ans = s[:i] + s[i:] + t[-i:] print(len(ans)) exit(0) print(2 * N)
p04044
s778230236
Accepted
N, L = map(int,input().split()) a = [str(input()) for i in range(N)] print("".join(list(sorted(a))))
p03252
s505627730
Accepted
S = input() T = input() dis = {} dit = {} for s, t in zip(S,T): if s in dis: if dis[s]!=t: print('No') break else: dis[s] = t if t in dit: if dit[t]!=s: print('No') break else: dit[t] = s else: print('Yes')
p02923
s467246921
Accepted
n = int(input()) h = list(map(int,input().split())) count = 0 cur = 0 for i in range(n-1): if h[i+1] <= h[i]: count += 1 if count > cur: cur = count else: count = 0 print(cur)
p02831
s535638138
Wrong Answer
import fractions A,B = map(int,input().split()) print(A*B/fractions.gcd(A,B))
p02910
s802768015
Accepted
def main(): S = input().rstrip() for idx, s in enumerate(S, start=1): if idx % 2 == 1 and s not in ["R", "U", "D"]: print("No") exit() elif idx % 2 == 0 and s not in ["L", "U", "D"]: print("No") exit() print("Yes") if __name__ == '__main__': main()
p02787
s279690717
Accepted
H, N = map(int, input().split()) AB = [list(map(int, input().split())) for _ in range(N)] max_ab = max(AB) dp = [10**10]*(H+max_ab[0]) dp[0] = 0 for i in range(1, H + max_ab[0]): dp[i] = min(dp[i - a] + b for a, b in AB) print(min(dp[H:]))
p02924
s087394005
Accepted
n=int(input()) ans=0 for i in range(n): ans+=i print(ans)
p02946
s187087884
Wrong Answer
K, X = map(int, input().split()) print(range((X-K+1), (X+K)))
p04005
s960632878
Accepted
A, B, C = map(int, raw_input().split()) print min(A%2*B*C, B%2*C*A, C%2*A*B)
p02988
s090859182
Wrong Answer
n = int(input()) p = list(map(int, input().split())) ans = set() for i in range(1, n-1): print(i) a = [] a.append(p[i-1]) a.append(p[i]) a.append(p[i+1]) a.sort() if a[0] < a[1] and a[1] < a[2]: ans.add(a[1]) elif a[0] == a[1]: ans.add(a[2]) elif a[1] == a[2]: ans.add(a[1]) print(len(ans))
p03131
s446451374
Wrong Answer
k,a,b=map(int,input().split()) if a+1<b: ans=0 if k<=a: ans=k+1 else: ans=a+1 k-=a if k%2==0: ans+=(k//2)*(b-a) else: ans+=(k//2)*(b-a)+1 print(ans) else: print(1+k)
p02778
s193325214
Wrong Answer
print(len(input()) * '*')
p03379
s122282676
Accepted
N = int(input()) X = list(map(int, input().split())) x_ = sorted(X) m0 = x_[N // 2 - 1] m1 = x_[N // 2] for x in X: if x <= m0: print(m1) else: print(m0)
p03264
s745808475
Accepted
import sys sys.setrecursionlimit(10**9) INF=10**18 MOD=10**9+7 def input(): return sys.stdin.readline().rstrip() def main(): K=int(input()) print(K//2*(-(-K//2))) if __name__ == '__main__': main()
p02571
s149044315
Accepted
S = input() T = input() count = [] for i in range(len(S)-len(T)+1): num = 0 for j in range(len(T)): if S[i+j] != T[j]: num += 1 count.append(num) print(min(count))
p02848
s661964600
Accepted
n = int(input()) s = input() l = [chr(i) for i in range(65, 65+26)] l.extend(l) ans = "" for i in s: a = l.index(i) ans += l[a+n] print(ans)
p03371
s278380447
Wrong Answer
A, B, C, X, Y = map(int, input().split()) print(min(C*2*min(X, Y)+abs(X-Y)*min(A, B), C*2*max(X, Y), C*2*max(X, Y)+abs(X-Y)*min(A, B), A*X+B*Y))
p03665
s677496101
Accepted
n,p = map(int,input().split()) a_list = list(map(int,input().split())) dp = [[0,0] for i in range(n+1)] dp[0][0] = 1 dp[0][1] = 0 for i in range(n): if a_list[i] % 2 == 0: dp[i+1][0] = dp[i][0] + dp[i][0] dp[i+1][1] = dp[i][1] + dp[i][1] if a_list[i] % 2 == 1: dp[i+1][0] = dp[i][0] + dp[i][1] dp[i+1][1] = dp[i][1] +dp[i][0] print(dp[-1][p])
p03665
s184426385
Accepted
def comb(n, k, mod=10**9+7): num = den = 1 for i in range(k): num *= n - i den *= i + 1 return num // den N, P = map(int, input().split()) A = list(map(int, input().split())) cnt = [0] * 2 for a in A: cnt[a % 2] += 1 even = 0 odd = [0] * 2 for i in range(N+1): even += comb(cnt[0], i) odd[i % 2] += comb(cnt[1], i) print(even * odd[P])
p03030
s739644005
Accepted
N = int(input()) T = [input().split() for _ in range(N)] T = [(i, t[0], int(t[1])) for i, t in enumerate(T, 1)] T.sort(key=lambda x: (x[1], -x[2])) for t in T: print(t[0])
p02939
s266736238
Accepted
prev = "-" b = flag = j = 0 for i in input(): j += 1 if flag: flag = 0 prev = "-" continue if prev==i: b += 1 flag = 1 prev = i print(j-b)