problem_id
stringclasses
428 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
5
816
p03221
s674012200
Accepted
import sys from collections import defaultdict (n, m), *q = [[*map(int, i.split())] for i in sys.stdin] d = defaultdict(list) for k, v in q: d[k].append(v) c = defaultdict(dict) for k, v in d.items(): for i, j in enumerate(sorted(v)): c[k][j] = i + 1 for p, y in q: print("{:0>6}{:0>6}".format(p, c[p][y]))
p03087
s259962200
Accepted
import itertools N, Q = map(int, input().split()) S = input() cnt = [0]*N for i in range(N): if i >= N-1: continue if S[i] == "A": if S[i+1] == "C": cnt[i+1] = 1 acum = list(itertools.accumulate(cnt)) for j in range(Q): l, r = map(int, input().split()) print(acum[r-1]-acum[l-1])
p04020
s575554558
Accepted
n = int(input()) c = 0 b = 0 for _ in range(n): a = int(input()) if a == 0: b = 0 continue a += b c += a // 2 b = a % 2 print(c)
p02775
s295120057
Accepted
l=[0]+[int(i) for i in input()] l.reverse() su=0 for i in range(len(l)): if l[i]>5: l[i]=10-l[i] l[i+1]+=1 elif l[i]==5 and l[i+1]>4: l[i+1]+=1 su+=l[i] print(su)
p03160
s576536680
Wrong Answer
n=int(input()) h=list(map(int,input().split())) c=0 i=0 while i<n-1: if i+1==n-1: c+=abs(h[i+1]-h[i]) i+=1 elif abs(h[i+2]-h[i])<=abs(h[i+2]-h[i+1])-abs(h[i+1]-h[i]): c+=abs(h[i+2]-h[i]) i+=2 else: c+=abs(h[i+1]-h[i]) i+=1 print(c)
p03910
s189781122
Wrong Answer
# coding: utf-8 N = int(input()) if N == 1: print(1) exit() ans = 0 for i in range(1, N+1): ans += i if ans >= N: end = i break res = ans - N for i in range(1, end): if i != res: print(i)
p02555
s513508174
Accepted
N = int(input()) MOD_CONST = 10 ** 9 + 7 if N <= 2: print(0) exit() res = [1] * N res[0] = res[1] = 0 for i in range(5, N): res[i] = res[i - 4] + res[i - 3] + res[i - 2] print(res[N-1] % MOD_CONST)
p02947
s176943041
Accepted
def resolve(): n = int(input()) dict = {} s = [",".join(sorted(input())) for _ in range(n)] count = 0 for i in range(n): if s[i] in dict: count += dict[s[i]] dict[s[i]] += 1 else: dict[s[i]] =1 print(count) resolve()
p02777
s917888062
Wrong Answer
s,t = input().split() a,b = map(int,input().split()) j = input() if s == j or t == j: print(a+b-1) else: print(a+b)
p03645
s498636691
Accepted
N, M = map(int, input().split()) abl1 = set() abl2 = set() for _ in range(M): ab = list(map(int,input().split())) if ab[0] == 1: abl1.add(ab[1]) elif ab[1] == N: abl2.add(ab[0]) for i in abl1: if i in abl2: print("POSSIBLE") exit() print("IMPOSSIBLE")
p02779
s556577149
Wrong Answer
N = input() A = input().split() if len(set(A)) == N : print('YES') else: print('NO')
p04033
s694883409
Accepted
a, b = map(int, input().split()) if a < 0 and b < 0: if abs(b-a)%2 == 0: print('Negative') else: print('Positive') elif a <= 0 and b >=0: print('Zero') else: print('Positive')
p02743
s211163974
Accepted
#!/usr/bin/env python # -*- coding: utf-8 -*- # # FileName: C # CreatedDate: 2020-03-14 21:31:08 +0900 # LastModified: 2020-03-16 13:10:13 +0900 # import os import sys import math def main(): a,b,c = map(int,input().split()) if 4*a*b<(c-a-b)**2 and c-a-b>0: print("Yes") else: print("No") if __name__ == "__main__": main()
p02582
s409381776
Accepted
s=input() if s.count('R')==3: print(3) elif s[0]==s[1]=='R' or s[1]==s[2]=='R': print(2) elif s.count('R')!=0: print(1) else: print(0)
p03778
s412532295
Accepted
w,a,b = map(int,input().split()) if a < b: print(max(0,b-a-w)) else: print(max(0,a-b-w))
p03943
s875616281
Wrong Answer
a,b,c=map(int,input().split()) t=a+b+c k=0 k|=0 if t-a in [a,b,c] else 1 k|=0 if t-b in [a,b,c] else 1 k|=0 if t-c in [a,b,c] else 1 print('YNeos'[k::2])
p04005
s179823873
Wrong Answer
import math a, b, c = map(int, input().split()) if a % 2 == 0 or b % 2 == 0 or c % 2 == 0: print(0) else: print(abs(a * b * (c // 2) - (a * b * (math.ceil(c / 2)))))
p02818
s864586702
Accepted
a,b,k=map(int,input().split()) a-=k if a<0: b+=a print(max(0,a),max(0,b))
p03910
s824434485
Accepted
n = int(input()) s = 0 ans = [] for i in range(1, n+1): s += i ans.append(i) if s >= n: if s > n: ans.remove(s-n) break for x in ans: print(x)
p02787
s149143669
Accepted
def main(): h, n = map(int, input().split()) magic_list = [] for _ in range(n): a, b = map(int, input().split()) magic_list.append((a, b)) ans = solve(h, magic_list) print(ans) def solve(h, magic_list): # 1-origin max_attack = max(magic_list)[0] dp = [0] * (h + max_attack) # time O(HN) for hp in range(1, h + 1): dp[hp] = min(dp[hp - attack] + mp for attack, mp in magic_list) return dp[h] main()
p02724
s331469301
Accepted
X = int(input()) happy = 0 happy += X // 500 * 1000 X = X % 500 happy += X //5 * 5 print(happy)
p03672
s598482704
Accepted
S=input() s="" s1="" s2="" for i in range(len(S)-1): s=S[:len(S)-i-1] if (len(s)%2==0): s1=s[:int(len(s)/2)] s2=s[int((len(s)+1)/2):] if s1==s2: print(len(s)) break
p03997
s178036381
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 a=int(input()) b=int(input()) h=int(input()) print((a+b)*h//2)
p04034
s136972002
Accepted
n,m=map(int,input().split()) ans=[0 for _ in range(n+1)] cnt=[1 for _ in range(n+1)] ans[1]=1 for i in range(m): a,b=map(int,input().split()) if ans[a]==1: ans[b]=1 if cnt[a]==1: ans[a]=0 cnt[a]-=1 cnt[b]+=1 print(sum(ans))
p03126
s226388157
Wrong Answer
n, m = map(int, input().split()) cnt = [0]*30 for i in range(n): l = list(map(int, input().split())) for j in range(1, l[0]+1): cnt[l[j]-1] += 1 print(cnt) ans = 0 for i in cnt: if i == n: ans += 1 print(ans)
p03862
s143865868
Wrong Answer
N, x = map(int, input().split()) A = [int(i) for i in input().split()] ans = 0 for i in range(1, N): if A[i-1]+A[i] > x: e = A[i-1]+A[i]-x ans += e A[i] -= e print(ans)
p03274
s594584860
Accepted
def main(): n,k = map(int, input().split()) X = list(map(int, input().split())) tmp = [] for i in range(n-k+1): l = X[i] r = X[i+k-1] tmp.append(abs(l)+abs(r-l)) tmp.append(abs(r)+abs(r-l)) print(min(tmp)) if __name__ == '__main__': main()
p02719
s495443917
Wrong Answer
n, k = map(int, input().split()) ans = n % k s = n // 2 if s >= ans: print(ans) else: print(abs(ans - s))
p03103
s325897735
Accepted
#abc121_c N, M = map(int,input().split()) AB = [list(map(int,input().split())) for i in range(N)] AB= sorted(AB,key=lambda x:x[0]) ans = 0 for yen,num in AB: if num < M: ans += num*yen M-=num else: ans += M*yen break print(ans)
p02982
s082071627
Accepted
# -*- coding: utf-8 -*- import math n,d=map(int,input().split()) x=[list(map(int,input().split())) for _ in range(n)] ans=0 for i in range(n-1): for j in range(i+1,n): diff=0 for k in range(d): diff+=(x[i][k]-x[j][k])**2 if math.sqrt(diff).is_integer(): ans+=1 print(ans)
p02631
s852115934
Accepted
N = int(input()) As = list(map(int, input().split())) al = 0 for a in As: al ^= a rlt = [] for a in As: tmp = al ^ a rlt.append(tmp) print(" ".join(map(str, rlt)))
p03030
s417651002
Wrong Answer
import sys n = int(input()) s = [] p = [] for i in range(n): s.append(input().split()) ls = sorted(s) ls.sort(key=lambda x: x[1],reverse=True) ls.sort(key=lambda x: x[0]) for i in range(n): print(s.index(ls[i])+1)
p02555
s901207872
Accepted
S = int(input()) i = 0 ans = 0 mod = 10 ** 9 + 7 def comb(n, k): de = 1 nu = 1 for i in range(k): de *= (n - i) % mod nu *= (i + 1) % mod nu = pow(nu, -1, mod) return de * nu while 1: S -= 3 if S <= 0: if S == 0: ans += 1 print(ans) exit() ans += comb(S+i, i) ans = ans % mod i += 1
p02963
s264511220
Accepted
s = int(input()) v = 10**9 x = (v-s%v)%v y = (s+x)//v print(0,0,10**9,1,x, y)
p02731
s721680311
Accepted
l = int(input()) a = l**3/27 print(a)
p03293
s969551946
Accepted
s=list(input()) t=list(input()) flag=0 if s==t: flag=1 for i in range(len(s)): s.insert(0,s[-1]) s.pop(-1) if s==t: flag=1 if flag==1: print('Yes') else: print('No')
p02922
s335892771
Accepted
A,B = list(map(int,input().split())) C = B - A if C % (A-1) == 0: print(C//(A-1)+1) else: print(C//(A-1)+2)
p03309
s008328521
Accepted
n=int(input()) a=list(map(int,input().split())) dp=[0]*n for i in range(n): dp[i]=a[i]-i dp.sort() ans=0 for j in range(n): ans+=abs(dp[j]-dp[n//2]) print(ans)
p02595
s393139179
Accepted
import math N, D = map(int, input().split()) XY = [] for _ in range(N): x, y = map(int, input().split()) XY.append([x, y]) ans = 0 for xy in XY: x = xy[0] y = xy[1] d = math.sqrt(x**2 + y**2) if d <= D: ans += 1 print(ans)
p02911
s713687182
Accepted
from collections import Counter N, K, Q = map(int, input().split()) A = [int(input()) for _ in range(Q)] c = Counter(A) for i in range(N): if K - (Q - c[i+1]) > 0: print('Yes') else: print('No')
p03360
s449613611
Wrong Answer
# B a = list(map(int, input().split())) k = int(input()) a.sort(reverse=True) a[0] = a[0]*2*k print(sum(a))
p03387
s556881024
Accepted
a,b,c=sorted(map(int,input().split())) ans=0 if a==b==c: ans=0 else: ans+=c-b if (b-a)%2==0: ans+=(b-a)//2 else: ans+=(b-a+3)//2 print(ans)
p03693
s840353264
Accepted
#ABC064 r,g,b = map(int,input().split()) k = 100*r + 10*g + b if k % 4 == 0: print("YES") else: print("NO")
p02701
s400001689
Wrong Answer
# C - gacha n = int(input()) s = [] c = 0 for i in range(n): s.append(input()) s.sort() for j in range(n-1): if s[j] != s[j+1]: c += 1 print(c)
p03607
s992296413
Accepted
from sys import stdin def main(): n = int(stdin.readline()) a = [int(stdin.readline()) for _ in range(n)] l = {} for ai in a: if ai not in l: l[ai] = 1 else: l[ai] = l[ai] + 1 ans = 0 for key in l: if l[key] % 2 == 1: ans += 1 print(ans) if __name__ == "__main__": main()
p02773
s658253547
Accepted
N = int(input()) List_S = [input() for i in range(N)] List_S.sort() List_S.append(-1) result = [] count_list = [] count = 1 for i in range(N): if List_S[i] == List_S[i + 1]: count += 1 else: result.append(List_S[i]) count_list.append(count) count = 1 ma = max(count_list) for i in range(len(result)): if count_list[i] == ma: print(result[i])
p03011
s425872214
Accepted
P,Q,R=map(int,input().split()) print(min(P+Q,P+R,Q+R))
p03680
s140933635
Wrong Answer
import sys n = int(input()) a = [0] + [int(sys.stdin.readline()) for _ in range(n)] button = 1 count = 0 for _ in range(n + 1): if button == 2: print(count) break button = a[button] count += 1 if count == n: print(-1)
p03639
s050628401
Accepted
n=int(input()) l=list(map(int,input().split())) c_4=0 even=0 odd=0 for i in l: if i%4==0: c_4+=1 elif i%2==0: even+=1 else: odd+=1 if even==0 and odd-1 <= c_4: ans="Yes" else: ans="No" if even>0 and odd <= c_4: ans="Yes" else: "No" print(ans)
p02946
s454390252
Accepted
k,x= map(int,input().split()) min = x-k+1 max= x+k-1 ans = [] for i in range(min,max+1): ans.append(i) print(*ans)
p02983
s633794906
Accepted
l,r=map(int,input().split()) if r-l<2019: l=l r=r else: l=l r=l+2019 ans=2019 for i in range(l,r): for j in range(i+1,r+1): if (i*j)%2019<ans: ans=(i*j)%2019 print(ans)
p03485
s299385787
Wrong Answer
a,b = map(int,input().split()) ans = (a + b) // 2 print(ans)
p03105
s181701977
Wrong Answer
#!/usr/bin/python input_data = list(map(int,input().split())) d1 = input_data[0] d2 = input_data[1] d3 = input_data[2] total = 0 d4 = int(d2 / d1) if d4 > d3: total = d3 print(total)
p03761
s182103905
Accepted
n=int(input()) for k in range(n): s=input() tmp=[0]*26 for i in range(len(s)): tmp[ord(s[i])-ord("a")]+=1 if k==0: ans=tmp else: for i in range(26): ans[i]=min(ans[i],tmp[i]) p=ord("a") for i in range(26): for _ in range(ans[i]): print(chr(p+i),end="")
p03105
s479659939
Wrong Answer
a,b,c=map(int,input().split()) print(max((b // a),c))
p02924
s013206187
Accepted
n=int(input()) print((n * (n-1)) // 2 )
p03037
s088629246
Accepted
N, M = map(int, input().split()) max_L = 0 min_R = 10**5 for _ in range(M): L, R = map(int, input().split()) max_L = max(max_L, L) min_R = min(min_R, R) print(len(list(range(max_L, min_R+1))))
p03861
s093404399
Wrong Answer
a, b, x = map(int, input().split()) ans = 0 A = a%x B = (b-a)%x if A<=B: ans += 1 ans += (b-a)//x print(ans)
p02785
s233799783
Accepted
n, k = map(int, input().split()) h = list(map(int, input().split())) h.sort() if k > n: print(0) exit() total = sum(h[0: n - k]) print(total)
p02761
s319140770
Accepted
N, M = map(int, input().split()) SC = [list(map(int, input().split())) for _ in range(M)] start = 10 ** (N - 1) if N != 1 else 0 for i in range(start, 10 ** N): flag = 1 si = str(i) for s, c in SC: if si[s - 1] != str(c): flag = 0 break if flag: print(i) exit() print(-1)
p03345
s482121688
Wrong Answer
a,b,c,k = map(int,input().split()) x = abs(a-b) if x > 10**18: print('Unfair') else: if a <= b: if k % 2== 0: print(a-b) else: print(abs(a-b)) else: if k % 2== 0: print(abs(a - b)) else: print(a - b)
p03043
s560603535
Accepted
n, k = map(int, input().split()) ans = 0 for i in range(1, n+1): double = 0 while True: if i >= k: break i *= 2 double += 1 ans += 0.5 ** double / n print(ans)
p03524
s919902896
Accepted
s=str(input()) lis=[0]*3 lis[0]=s.count("a") lis[1]=s.count("b") lis[2]=s.count("c") n=len(s)//3 ans="YES" for i in lis: if n<=i<=n+1: continue else: ans="NO" print(ans)
p03836
s975160970
Accepted
sx,sy,tx,ty = map(int,input().split()) diff_x = tx-sx diff_y = ty-sy ans = [] for i in range(diff_x): ans.append("R") for j in range(diff_y): ans.append("U") for i in range(diff_x): ans.append("L") for j in range(diff_y): ans.append("D") ans.append("D") for i in range(diff_x+1): ans.append("R") for j in range(diff_y+1): ans.append("U") ans.append("L") ans.append("U") for i in range(diff_x+1): ans.append("L") for j in range(diff_y+1): ans.append("D") ans.append("R") print("".join(ans))
p02701
s251540728
Accepted
N = int(input()) dict = {} for i in range(N): item = input() if item in dict.keys(): dict[item] += 1 else: dict[item] = 1 print(len(dict))
p02633
s468828501
Wrong Answer
import math n = int(input()) print(int(math.ceil(360/n)))
p02832
s335075773
Accepted
N = int(input()) brick = list(map(int,input().split())) def Break(n, lst): counter = 0 cur = 1 for i in range(len(lst)): if lst[i] == cur: cur += 1 else: counter += 1 if cur == 1: return -1 return counter print(Break(N, brick))
p02747
s122482263
Accepted
s = input() if len(s) %2 !=0: print("No") else: c =0 for i in range(len(s)//2): hi = s[2*i:2*i+2] if hi == "hi": pass else: c = 1 break if c ==0: print("Yes") else: print("No")
p02641
s754533867
Accepted
x,n = list(map(int,input().split())) p = list(map(int,input().split())) ans=1000 for i in range(-105,102): if i in p: continue if abs(x-ans)>abs(i-x): ans=i print(ans)
p02615
s954920827
Accepted
N = int(input()) A = list(map(int, input().split())) A.sort(reverse=True) a = min(A[0], A[1]) ans = A[0] idx = 1 c = 1 while c <= N-1: if(c == N-1): break if(c == N-2): ans += a break ans += a*2 c += 2 idx += 1 a = min(A[idx], A[idx-1]) print(ans)
p02576
s914788416
Accepted
# -*- coding: utf-8 -*- import sys sys.setrecursionlimit(10**9) INF=10**18 MOD=10**9+7 input=lambda: sys.stdin.readline().rstrip() YesNo=lambda b: bool([print('Yes')] if b else print('No')) YESNO=lambda b: bool([print('YES')] if b else print('NO')) int1=lambda x:int(x)-1 n,x,t=map(int,input().split()) print(t*(-(-n//x)))
p03103
s655642264
Wrong Answer
N,M=map(int,input().split()) k=M s=0 A=[list(map(int,input().split())) for i in range(N)] A=sorted(A,key=lambda x:x[0]) for i in range(N): while k>0: if k>A[i][1]: s+=A[i][0]*A[i][1] k=k-A[i][1] else: s+=A[i][0]*k k=0 print(s)
p02766
s217782229
Accepted
import math n, k = map(int, input().split()) digit = math.log(n, k) if digit.is_integer(): print(int(digit)+1) else: print(math.ceil(digit))
p03264
s239840057
Wrong Answer
k=int(input()) print((k//2)*(k//2+1))
p03250
s425733470
Accepted
a,b,c=map(int,input().split()) print(a+b+c+max(a,b,c)*9)
p02695
s785473907
Accepted
N,M,Q=map(int,input().split()) from itertools import combinations_with_replacement A=[0]*N conditions = [] for i in range(Q): con =list(map(int,input().split())) conditions.append(con) c = combinations_with_replacement(range(1,M+1),N) total =0 for seq in c: total_tmp=0 for q in conditions: if seq[q[1]-1] - seq[q[0]-1] == q[2]: total_tmp += q[3] total = max(total,total_tmp ) print(total)
p02578
s216104514
Wrong Answer
A = list(map(int,input().split())) sm = 0 now = A[0] for num in A: if num < now: sm += now-num elif num > now: now = num print(sm)
p02687
s952982890
Accepted
S=input() if S=='ABC': print('ARC') else: print('ABC')
p03721
s760811246
Accepted
n,k = map(int,input().split()) lst = [list(map(int,input().split())) for i in range(n)] lst.sort() counter = 0 for i in range(n): counter += lst[i][1] if counter>=k: print(lst[i][0]) break
p03795
s001718480
Accepted
n = int(input()) print(800*n - 200*(n//15))
p03698
s033595167
Accepted
s = input() words = set() ans = 'yes' for c in s: if c in words: ans = 'no' break words.add(c) print(ans)
p03495
s006606689
Wrong Answer
n,k = map(int,input().split()) A = list(map(int,input().split())) if len(set(A))<=k: print(0) else: d = {i:0 for i in set(A)} for a in A: d[a] += 1 ans = list(d.values()) print(sum(ans[k:]))
p03448
s497376904
Accepted
x=int(input()) c=0 y,z,d=int(input()),int(input()),int(input()) for i in range(x+1): for j in range(y+1): for k in range(z+1): f=500*i+100*j+50*k if(f==d): c+=1 print(c)
p02546
s735075147
Accepted
s = list(input()) if(s[-1] == "s"): s.append("es") else: s.append("s") for i in s: print(i,end="")
p03486
s347801499
Wrong Answer
s = list(input()) t = list(input()) s.sort(reverse=True) t.sort(reverse=True) s_len = len(s) t_len = len(t) if(s_len < t_len): short = s_len else: short = t_len flag = False equal = True for i in range(short): if(s[i] < t[i]): flag = True break elif(s[i] == t[i] and equal == True): continue else: equal = False else: if(s_len < t_len and equal == True): flag = True if(s < t or flag): print('Yes') else: print('No')
p03327
s546601846
Accepted
N=int(input()) if N<1000: print('ABC') else: print('ABD')
p02818
s881737737
Wrong Answer
#!/usr/bin/env python3 # -*- coding: utf-8 -*- def main(): A, B, K = map(int, input().split()) diff = A - K if diff < 0: print(0, B + diff) else: print(diff, B) if __name__ == "__main__": main()
p02630
s140413282
Accepted
from collections import Counter N = int(input()) A = list(map(int, input().split())) c = Counter(A) total = sum(A) Q = int(input()) for i in range(Q): B, C = map(int, input().split()) v = c.get(B) if v: c[B] = 0 c[C] += v total += (C-B) * v print(total)
p04045
s141797748
Accepted
N, K = map(int, input().split()) D = set(list(input().split())) while True: if set(list(str(N))) & D: N += 1 else: print(N) exit()
p03730
s044831970
Wrong Answer
A, B, C = map(int, input().split()) for i in range(1, 110): if (B * i + C) % A == 0: print("Yes") exit() print("No")
p02665
s934231059
Accepted
n,*a=map(int,open(0).read().split()) t,v,w=sum(a),1,1 for q in a: w=min(2*(w-q),t:=t-q);(v:=v+w) if w<0:print(-1);exit() print(v)
p03427
s165004776
Wrong Answer
n = int(input()) lst = list(map(int,str(n))) if set(lst[1:]) == {9}: print(lst[0] + 9*(len(lst)-1)) else: print((lst[0]-1) + 9*(len(lst)-1))
p02756
s528817716
Accepted
s = input() back = "" q = int(input()) rev = False for i in range(q): inpt = input().split( ) if len(inpt)>1: fi,ci = inpt[1],inpt[2] if not ((fi == "1") ^ rev): s += ci else: back += ci else: rev = not rev back = back[::-1] ans = back+s if not rev: print(ans) else: ans = ans[::-1] print(ans)
p02880
s547893816
Wrong Answer
N = int(input()) for i in range(1,10): for j in range(1,10): ij = i * j if(N == i*j): print("Yes") break if(N > 81): print("No")
p03986
s419301112
Accepted
# 05 s = input() x = 0 y = 0 for i in s: if i == 'S': y -= 1 else: y += 1 #print(x, y) x = max(x, y) print(x*2)
p02948
s533218866
Accepted
import heapq N, M = map(int, input().split()) AB = [] for i in range(N): A, B = map(int, input().split()) AB.append([A, B]) AB.sort(reverse=True) q = [] cnt = 0 for i in range(1, M+1): while len(AB) > 0 and AB[-1][0] <= i: tmp = AB.pop() heapq.heappush(q, -tmp[1]) if len(q) > 0: max_val = -heapq.heappop(q) cnt += max_val print(cnt)
p02988
s155850132
Accepted
N=int(input()) p=list(map(int,input().split())) ANS=0 ans=p[0]-p[1] for i in range(2,N): if (p[i-1]-p[i])*ans>=0: ANS+=1 ans=(p[i-1]-p[i])//abs(p[i-1]-p[i]) print(ANS)
p02744
s871539912
Accepted
n=int(input()) if n==1: print('a') exit() ans=['a'] al=list('abcdefghijklmnopqrsruvwxyz') for i in range(n-1): tmp=[] for j in ans: sn=len(set(j)) for k in range(sn+1): tmp.append(j+al[k]) ans=tmp ans.sort() for i in ans: print(i)
p03371
s679986086
Wrong Answer
A, B, C, X, Y = map(int, input().split()) if X > Y: many = A else: many = B if min(A, B) > 2 * C: ans = C * 2 * max(X, Y) elif (A + B) / 2 < C: ans = A * X + B * Y else: ans = min(X, Y) * 2 * C + (max(X, Y) - min(X, Y)) * many print(ans)
p02935
s268569779
Accepted
N = int(input()) v = list(map(int, input().split())) while len(v) > 1: v.sort() t1 = v.pop(0) t2 = v.pop(0) v.append((t1 + t2) / 2) print(v[0])