problem_id
stringclasses
100 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
6
806
p03317
s699919983
Wrong Answer
n,k = map(int, input().split()) A = list(map(int, input().split())) m = min(A) i = A.index(m) cnt = 0 cnt += -(-(i-1)//(k-1)) cnt += -(-n+i)//(k-1) print(cnt)
p03317
s751472606
Wrong Answer
n, k = map(int, input().split()) print(n // (k - 1))
p03317
s938357416
Wrong Answer
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) L = A.index(1) R = N - L - 1 if N == K: print(1) elif L <= K or R <= K: print(ceil((N-1)/(K-1))) else: ansL = ceil(L/(K-1)) ansR = ceil(R/(K-1)) print(ansL + ansR)
p03317
s765693495
Wrong Answer
import math n, k = map(int, input().split()) A = list(map(int, input().split())) index = A.index(1) right_num = n - 1 - index left_num = index ans = math.ceil(right_num / (k-1)) ans += math.ceil(left_num / (k-1)) print(ans)
p03317
s070649130
Wrong Answer
N, K = map(int, input().split()) A = list(map(int, input().split())) minA = min(A) count_minA = sum([x == minA for x in A]) n_target = N - count_minA n_1 = n_target // (K - 1) n_2 = n_target % (K - 1) y = n_1 + n_2 print(y)
p03317
s440794329
Wrong Answer
import math n,k = map(int,input().split()) ls = list(map(int,input().split())) a = min(ls) i = ls.index(a) l = i r = n - i - 1 if n == k: print("1") else: print(int(math.ceil(l/(k-1))+math.ceil(r/(k-1))))
p03317
s339469859
Wrong Answer
N,K = map(int,input().split()) A = list(map(int,input().split())) B = A.index(1) #print(B) ans = 0 C = B if K == N: print(1) else: print(N//(K-1))
p03317
s238756864
Wrong Answer
# ABC101 C - Minimization from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) r = ceil((N - (A.index(1)+1)) / (K-1)) l = ceil(A.index(1) / (K-1)) print(l+r)
p03317
s696425122
Wrong Answer
N,K = (int(X) for X in input().split()) A = [int(X) for X in input().split()] OI = A.index(1) L = (OI+(K-2))//(K-1) R = ((N-OI-1)+(K-2))//(K-1) print(L+R)
p03317
s580691025
Wrong Answer
n, k = map(int,input().split()) input() print((n - 1)//(k-1) + 1)
p03317
s228730211
Wrong Answer
n, k = map(int, input().split()) print((n + k - 2) // (k - 1))
p03317
s949248190
Wrong Answer
import math n,k = map(int,input().split()) ls = list(map(int,input().split())) a = min(ls) i = ls.index(a) l = i r = n - i - 1 if r < l: l,r = r,l print(l,r) if n == k: print("1") elif l < k-1: print(int(math.ceil((r-k+1+l)/(k-1)))+1) else: print(int(math.ceil(l/(k-1))+math.ceil(r/(k-1))))
p03317
s268857246
Wrong Answer
N, K = map(int, input().split()) nums = [int(i) for i in input().split()] def calc(n, k): cnt = 0 while True: tmp = n // 3 n = tmp + n % 3 cnt += tmp if n <= K: cnt += 1 return cnt if len(nums) <= K: print(1) else: print(calc(N, K))
p03317
s379176242
Wrong Answer
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) if N == K: print(1) else: ans = ceil(N/(K-1)) print(ans)
p03317
s976874112
Wrong Answer
# https://atcoder.jp/contests/abc101/tasks/arc099_a import sys read = sys.stdin.readline ra = range enu = enumerate def read_ints(): return list(map(int, read().split())) N, K = read_ints() if N == K: print(1) exit() A = read_ints() K -= 1 i = A.index(1) # コーナーケース対策 if i < K and i >= (N - K): print(2) exit() elif i < K: i = K elif i >= (N - K): i = N - K - 1 right = (i - 1) // K + 1 left = (N - 1 - i - 1) // K + 1 # print(right, left) print(right + left)
p03317
s129837701
Wrong Answer
n, k = map(int,input().split()) print((n-1+k-1)//(k-1))
p03317
s802987234
Wrong Answer
def Minimization(n , k , al): ans = -(-n // k) return ans def main(): n , k = map(int , input().split()) al = list(map(int , input().split())) print(Minimization(n , k , al)) if __name__ == '__main__': main()
p03317
s617694440
Wrong Answer
N, K = list(map(int, input().split())) numlist = list(map(int, input().split())) print(N // (K - 1))
p03317
s043067675
Wrong Answer
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) if N == K: print(1) elif N == (K-1)*2 + 1: print(2) elif K == 2: print(N-1) else: ans = ceil(N/(K-1)) print(ans)
p03317
s290884280
Wrong Answer
n, k = map(int, input().split()) a = list(map(int, input().split())) if n == k: print(1) else: print(n // (k-1))
p03317
s286770939
Wrong Answer
n,k,*_=map(int,open(0).read().split()) print(-~n//-~k)
p03317
s611463101
Wrong Answer
def main(): n, k = map(int, input().split()) a_lst = list(map(int, input().split())) min_index = a_lst.index(1) before = 0 tmp1 = 0 while tmp1 < min_index: before += 1 tmp1 = (k - 1) * before after = 0 tmp2 = 0 while tmp2 < n - 1 - min_index: after += 1 tmp2 = (k - 1) * after answer = before + after print(answer) if __name__ == '__main__': main()
p03317
s823000969
Wrong Answer
# coding: utf-8 # Your code here! import math N,K=map(int,input().split()) A=list(map(int,input().split())) m=A.index(1) ans=0 l=m #print(l) if N==K: print(1) else: while l>0: ans+=1 l-=(K-1) l=m while l<N-1: ans+=1 l+=(K-1) print(ans)
p03317
s513191401
Wrong Answer
import numpy as np N,K= map(int,input().split()) A = list(map(int,input().split())) mi=np.argmin(A) mi2=np.argmin(A) s=0 while True: if mi>0: mi=mi-K+1 s=s+1 #print(s,mi) else: break while True: if mi2<N-1: mi2=mi2+K-1 s=s+1 #print(s,mi2) else: break print(s)
p03317
s787232260
Wrong Answer
N,K = map(int,input().split()) A = list(map(int,input().split())) if N==K: print(1) exit(0) index = A.index(1) ans = (N-1-index+K-2)//(K-1) + (index+K-2)//(K-1) print(ans)
p03317
s722138290
Wrong Answer
import math def solve(): N, M = map(int, input().split()) A = list(map(int, input().split())) i = A.index(1) before = len(A[:i]) after = len(A[i+1:]) return math.ceil(before / (M - 1)) + math.ceil(after / (M - 1)) print(solve())
p03317
s451119595
Wrong Answer
N,K=map(int,input().split()) A=list(map(int,input().split())) ans = 1 N -= K while N<=0: ans += 1 N -= K-1 print(ans)
p03317
s256809100
Wrong Answer
n, k = map(int, input().split()) print(n // (k-1))
p03317
s175130612
Wrong Answer
N,K = map(int,input().split()) li = [int(i) for i in input().split()] min_index = li.index(1) left = min_index right = len(li) - left - 1 # print("left", left, "right", right) count = 0 if (N == K) : count = 1 else : if (left > 0) : count += left // (K-1) if (left % (K-1) != 0) : count += 1 if (right > 0) : count += right // (K-1) if (right % (K-1) != 0) : count += 1 print(count)
p03317
s838462084
Wrong Answer
N, K = list(map(int, input().split())) numlist = list(map(int, input().split())) listlengh = len(numlist) minpos = numlist.index(1) + 1 front = (listlengh - minpos) + 1 print(front // (K - 1 ) + minpos // (K - 1))
p03317
s883649202
Wrong Answer
n,k = map(int,input().split()) lst = list(map(int,input().split())) id_of_one = lst.index(1) #リスト内の最小値1のインデックスを取得 left = len(lst[0:id_of_one]) #1より左側にある数列の長さ right = len(lst[id_of_one+1:]) #1より右側にある数列の長さ total = left + right amari = max(left%(k-1),right%(k-1)) total -= amari counter = 0 while total > 0: counter += 1 total -= k - 1 print(counter)
p03317
s307136571
Wrong Answer
N, K = map(int, input().split()) A = tuple(map(int, input().split())) a_min = min(A) pos = 0 ans = 0 while pos < N: if A[pos] != a_min: pos += K - 1 ans += 1 else: pos += 1 print(ans)
p03317
s875301261
Wrong Answer
import math def main(): N, K = map(int, input().split()) A = list(map(int, input().split())) l = r = A.index(1) ans = 0 while r < N-1 or l > 0: if r < N-1: ans += 1 r += K-1 if l > 0: ans += 1 l -= K+1 print(ans) main()
p03317
s773040375
Wrong Answer
# coding: utf-8 N, K = map(int,input().split()) A = list(map(int,input().split())) for i in range(N): if A[i] == 1: cnt = i break a = cnt + 1 b = N - 1 - i + 1 #print(a, b) m1 = a // (K - 1) n1 = a % (K - 1) m2 = b // (K - 1) n2 = b % (K - 1) ans = 0 ans += m1 + m2 if n1 > 1: ans += 1 if n2 > 1: ans += 1 if N <= K: ans = 1 print(ans)
p03317
s190679615
Wrong Answer
N,K = (int(X) for X in input().split()) A = [int(X) for X in input().split()] OI = A.index(1) L = (OI+1)//(K-1) R = (N-OI)//(K-1) print(L+R)
p03317
s079219630
Wrong Answer
import math N,M = list(map(int,input().split())) n_l = "".join(input().split()) A = n_l.find("1") before = math.ceil(A / (M-1)) after = math.ceil((N-A-1) / (M-1)) print(before+after)
p03317
s989102969
Wrong Answer
# https://atcoder.jp/contests/abc101/tasks/arc099_a import sys read = sys.stdin.readline ra = range enu = enumerate def read_ints(): return list(map(int, read().split())) N, K = read_ints() if N == K: print(1) exit() A = read_ints() K -= 1 i = A.index(1) # コーナーケース対策 if i <= K: i = K + 1 elif i >= (N - K): i = N - K - 1 right = (i - 1) // K + 1 left = (N - 1 - i - 1) // K + 1 # print(right, left) print(right + left)
p03317
s034577579
Wrong Answer
n, k = map(int, input().split()) A = [int(x) for x in input().split()] i1 = A.index(1) ans = 0 tmp = i1 while True: if tmp <= 1: break tmp -= k - 1 ans += 1 tmp = i1 while True: if n <= tmp: break tmp += k - 1 ans += 1 print(ans)
p03317
s961166517
Wrong Answer
N, K = map(int, input().split()) l = list(map(int, input().split())) index = l.index(1) ans = 0 if index != 0: p = index - K + 1 ans += 1 if p < 0: index = index + (-1 * p) elif p > 0: while p > 0: p = p - K + 1 ans += 1 if index < (N - 1): ans += 1 index = index + K - 1 while index < (N - 1): index = index + K - 1 ans += 1 print(ans)
p03317
s513907709
Wrong Answer
n, k=map(int,input().split()) a=list(map(int,input().split())) print((n-1)//(k-1))
p03317
s448769138
Wrong Answer
N, K = map(int, input().split()) A = list(map(int, input().split())) print(N // 2)
p03317
s339039018
Wrong Answer
import math N, K = list(map(int,input().split())) A = list(map(int,input().split())) for i in range(N): if A[i] == 1: ind = i break left = ind right = N - ind - 1 ans = math.ceil(left / K) + math.ceil(right / K) print(ans)
p03317
s114366529
Wrong Answer
import math N,K=list(map(int, input().split())) A=list(map(int, input().split())) if(N!=K): print(math.ceil(N/(K-1))) elif((N+1)/K==2): print(2) else: print(1)
p03317
s315785557
Wrong Answer
N,K=map(int,input().split()) A=list(map(int,input().split())) if K == N: print(1) exit() MIN = min(A) argmin=[] for i in range(N): if A[i]==MIN:argmin.append(i) ans = 10**9 for a in argmin: SUM=0 SUM += (a+(K-2)) // (K-1) SUM += ((N-1-a)+(K-2))//(K-1) if ans > SUM:ans=SUM print(ans)
p03317
s919678236
Wrong Answer
listlen, rensuu = map(int, input().split()) listnum = list(map(int, input().split())) count = 0 count += (listlen - 1) // (rensuu - 1) count += 1 if (listlen - 1) % (rensuu - 1) > 0 else 0 oneposi = listnum.index(1) if rensuu < oneposi + 1 < listlen - rensuu: count = len(listnum[:oneposi]) // (rensuu - 1) + len(listnum[oneposi + 1:]) // (rensuu - 1) print(count)
p03317
s750760853
Wrong Answer
import math ni = lambda: int(input()) nm = lambda: map(int, input().split()) nl = lambda: list(map(int, input().split())) n,k = nm() a = nl() for i in range(n): if a[i]==1: x = math.ceil(i/(k-1)) y = math.ceil((n-i-1)/(k-1)) ans = x+y if n==k: ans=1 print(ans)
p03317
s920779577
Wrong Answer
n, k = map(int,input().split()) a = list(map(int,input().split())) g=1 while k+(k-1)*(g-1)<= n: g+=1 print(g)
p03317
s599148377
Wrong Answer
from math import ceil # input N, K = map(int, input().split()) A = list(map(int, input().split())) # check if N == K: print(1) else: min_idx = A.index(1) if min_idx == 0: r_cnt = 0 else: r_cnt = ceil(len(A[:min_idx]) / (K - 1)) if min_idx == N - 1: l_cnt = 0 else: l_cnt = ceil(len(A[min_idx + 1:]) / (K - 1)) print(r_cnt + l_cnt)
p03317
s677341158
Wrong Answer
n,m=map(int,input().split()) l=list(map(int,input().split())) print(-(-(len(l)-m)//(m-1)))
p03317
s357566784
Wrong Answer
import sys readline = sys.stdin.readline import math def main(): N, K = map(int, readline().rstrip().split()) A = list(map(int, readline().rstrip().split())) mi = A.index(1) ans = math.ceil(mi / (K-1)) + math.ceil((N-mi-1) / (K-1)) print(ans) if __name__ == '__main__': main()
p03317
s481174513
Wrong Answer
n, k = map(int, input().split()) *a, = map(int, input().split()) i = a.index(1) mar = k - 1 # max replacible count le = (i + mar - 1) // mar # [0,i) ri = (n - i - 1 + mar - 1) // mar # [i+1,n) print(le + ri)
p03317
s722275660
Wrong Answer
def LI(): return [ int(s) for s in input().split() ] N,K = LI() A = LI() for idx,a in enumerate(A): if a == 1: min_index = idx break if N - idx+1 > K and idx+1 > K: cnt = 0 if (N-idx+1)%K == 0: cnt += (N-idx+1)//K else: cnt += (N-idx+1)//K + 1 if (idx+1)%K == 0: cnt += (idx+1)//K else: cnt += (idx+1)//K + 1 print(cnt) else: print(N//K + 1) if N%K != 0 else print(N//K)
p03317
s037566291
Wrong Answer
n,k=map(int,input().split()) a=[int(i) for i in input().split()] i=a.index(1) print((i+(k-1)-1)//(k-1)+(n-(i+1))+((k-1)-1)//(k-1))
p03317
s487955855
Wrong Answer
N, K = map(int, input().split()) A = map(int, input().split()) print(int((N - 1) / 2) + (N - 1) % 2)
p03317
s175634372
Wrong Answer
n, k = map(int, input().split()) a = list(map(int, input().split())) if k < n: ans = 0 while n > 0: n -= k - 1 ans += 1 else: ans = 1 print(ans)
p03317
s580804059
Wrong Answer
n, k = map(int, input().split()) A = list(map(int, input().split())) p = A.index(1) if p == 0 or p == n-1: ans = (n + k - 2) // k elif p < k-1 or n-k < p: ans = 1 + (n-1) // k else: ans = (p + k - 1) // k + (n - p + k) // k print(ans)
p03317
s508648458
Wrong Answer
import math n, k = map(int,input().split()) a = list(map(int,input().split())) print(math.ceil(n-1)/(k-1))
p03317
s985823184
Wrong Answer
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) L = A.index(1) R = N - L - 1 if N == K: print(1) elif L <= K-1 or R <= K-1: print(ceil((N-1)/(K-1))) else: ansL = ceil(L/(K-1)) ansR = ceil((R-max(L%(K-1)-1,0))/(K-1)) print(ansL + ansR)
p03317
s313503317
Wrong Answer
n, k = map(int, input().split()) a = list(map(int, input().split())) idx = a.index(1) def ceil(a, b): return -(-a // b) print(ceil((idx+1), k) + ceil((n-idx+1), k))
p03317
s009217923
Wrong Answer
def main(): n, k = map(int, input().split()) a_lst = list(map(int, input().split())) min_index = a_lst.index(1) if min_index - 1 >= 0: before = 1 + (min_index - 1) // (k - 1) else: before = 1 tmp = n - min_index - 1 if tmp - 1 >= 0: after = 1 + (tmp - 1) // (k - 1) else: after = 1 answer = before + after print(answer) if __name__ == '__main__': main()
p03317
s084556948
Wrong Answer
n,k = map(int,input().split()) ls = list(map(int,input().split())) a = min(ls) i = ls.index(a) l = i r = n - i -1 if l % 2 != 0: l += 1 if r % 2 != 0: r += 1 print(int((r+l)/2))
p03317
s492178606
Wrong Answer
def resolve(): n, k = map(int, input().split()) a = list(map(int, input().split())) print(n // (k - 1)) resolve()
p03317
s151475211
Wrong Answer
n,k=map(int,input().split()) a=list(map(int, input().split())) for i in range(n): if a[i]==1: index=i print((i-1)//2+(n-i)//2+1)
p03317
s808747557
Wrong Answer
from math import ceil N, K = map(int, input().split()) ll = list(map(int, input().split())) idx = ll.index(1) l, r = idx, N-idx print(ceil((l-1)/(K-1))+ ceil((r-1)/(K-1)))
p03317
s041210501
Wrong Answer
n, k = map(int, input().split()) print(n//(k-1))
p03317
s443138854
Wrong Answer
import math n, k = map(int, input().split()) a = [int(i) for i in input().split()] idx = a.index(1) l = math.ceil(idx / (k - 1)) r = math.ceil((n - idx - 1) / (k - 1)) print(l + r)
p03317
s753753409
Wrong Answer
n,k=map(int,input().split()) a=[int(x) for x in input().split()] print(n//(k-1))
p03317
s916612159
Wrong Answer
A = list(map(int, input().split())) B = input() if A[0]%2 == 0: A[0] += 1 ans = A[0] // (A[1]-1) if ans == 0: ans = 1 print(ans)
p03317
s459554226
Wrong Answer
n, k = map(int, input().split()) a = list(map(int, input().split())) x = a.index(1) left = x right = n - x - 1 ans = n for i in range(k): if left < i: continue a = left - i + 1 if right - k + 2 + i < 0: continue b = right - k + 2 + i w = a//(k-1) + b//(k-1) ans = min(ans, w) print(ans + 1)
p03317
s684409268
Wrong Answer
n,k=map(int,input().split()) a=list(map(int,input().split())) m=1000000 for i in range(n): if a[i]==1: x=i+1 b=x-1 c=n-x ans=0 if b%2==0: ans+=b//2 else: ans+=b//2+1 if c%2==0: ans+=c//2 else: ans+=c//2+1 print(ans)
p03317
s346352035
Wrong Answer
#!usr/bin/env python3 N, K = map(int, input().split()) A = list(map(int, input().split())) #print(N, K, A) print(N//(K-1))
p03317
s889641889
Wrong Answer
def main(): import sys input = sys.stdin.readline N, K = map(int, input().split()) A = list(map(int, input().split())) ans = [] for x in range(1, N+1): if x > (N-1-K)/(K-1) and x <= (N-1)/(K-1): ans.append(x) print(min(ans)) main()
p03317
s188251390
Wrong Answer
import math n, k = map(int, input().split()) lis = list(map(int, input().split())) m = min(lis) if n == k: print(1) elif lis[0] == m or lis[n-1] == m: print(math.ceil(n/(k-1))-1) else: print(math.ceil(n/(k-1)))
p03317
s262337248
Wrong Answer
import math N, K = map(int, input().split()) A = list(input().split()) A_lis = [int(A[i]) for i in range(N)] index = A_lis.index(1) if N == K: print(1) else: print(math.ceil(index / (K-1)) + math.ceil((N-index-1) / (K-1)))
p03317
s071775893
Wrong Answer
# coding: utf-8 N, K = map(int,input().split()) A = list(map(int,input().split())) for i in range(N): if A[i] == 1: cnt = i break a = cnt + 1 b = N - 1 - i + 1 #print(a, b) m1 = a // (K - 1) n1 = a % (K - 1) m2 = b // (K - 1) n2 = b % (K - 1) ans = 0 ans += m1 + m2 if n1 > 1: ans += 1 if n2 > 1: ans += 1 print(ans)
p03317
s186957865
Wrong Answer
N,K = (int(X) for X in input().split()) A = [int(X) for X in input().split()] OI = A.index(1) if OI==0 or OI==(N-1): print(N//(K-1)) else: L = max(1,(OI+1)//(K-1)) R = max(1,(N-OI)//(K-1)) print(L+R)
p03317
s060516087
Wrong Answer
import math N,K=map(int,input().split()) if N==K: print(1) else: print(math.ceil((N+K-1)/K))
p03317
s671557404
Wrong Answer
import math N,K = list(map(int, input().split())) A = list(map(int, input().split())) if(K-1 == 1): print(N - 1) elif(K == N): print(1) else: print(N // (K - 1))
p03317
s759493489
Wrong Answer
n,k=map(int,input().split()) l=[int(i) for i in input().split()] c=0 mn=min(l) while len(l)>=1: if mn==min(l): m=l.index(min(l)) if m!=0: c+=m//(k-1) if m%(k-1)!=0: c+=1 l=l[m+1:] else: c+=len(l)//(k-1) if len(l)%(k-1)!=0: c+=1 l=[] print(c)
p03317
s164327103
Wrong Answer
import sys from math import ceil read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline in_n = lambda: int(readline()) in_nn = lambda: map(int, readline().split()) in_nl = lambda: list(map(int, readline().split())) in_na = lambda: map(int, read().split()) in_s = lambda: readline().rstrip().decode('utf-8') def main(): N, K = in_nn() readline() ans = ceil(N / (K - 1)) if N % (K - 1) == 1: ans -= 1 print(ans) if __name__ == '__main__': main()
p03317
s214358940
Wrong Answer
n,k=map(int,input().split()) n=n-k if n<=k:print(1) else: n=n-k r=list(map(int,input().split())) if n%(k-1)==0:print(1+n//(k-1)) else:print(2+n//(k-1))
p03317
s858595094
Wrong Answer
#!/usr/bin/env python3 import math n, k = list(map(int, input().split())) a = list(map(int, input().split())) index = a.index(1) pre = index post = n-index-1 ans = 0 ans += math.ceil(pre/(k-1)) ans += math.ceil(post/(k-1)) print(ans)
p03317
s111197672
Wrong Answer
n,k = map(int,input().split()) l = list(map(int,input().split())) a = l.index(1) left = -(-a//2) right = -(-(n-a)//2) print(left+right)
p03317
s310391312
Wrong Answer
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline in_n = lambda: int(readline()) in_nn = lambda: map(int, readline().split()) in_nl = lambda: list(map(int, readline().split())) in_na = lambda: map(int, read().split()) in_s = lambda: readline().rstrip().decode('utf-8') def main(): N, K = in_nn() readline() q, r = divmod(N, K - 1) if r in (0, 1): ans = q else: ans = q + 1 print(ans) if __name__ == '__main__': main()
p03317
s518134200
Wrong Answer
n, k = map(int, input().split()) print((n - 1) // (k - 1))
p03317
s122984113
Wrong Answer
n, k = map(int, input().split()) a = list(map(int , input().split())) idx = a.index(1) l = idx + 1 r = n - idx if n == k: print(1) exit() ln = 1 if l == 1: ln = 0 elif l >= k: ln = l // (k-1) rn = 1 if r == 1: rn = 0 elif r >= k: rn = r // (k-1) print(ln + rn)
p03317
s664858412
Wrong Answer
def main(): n, k = map(int, input().split()) a_lst = list(map(int, input().split())) min_index = a_lst.index(1) if min_index - 1 >= 0: before = 1 + (min_index - 1) // 2 else: before = 1 tmp = n - min_index - 1 if tmp - 1 >= 0: after = 1 + (tmp - 1) // 2 else: after = 1 answer = before + after print(answer) if __name__ == '__main__': main()
p03317
s294153432
Wrong Answer
n, k = list(map(int, input().split())) a = list(map(int, input().split())) minpos = 0 for i in range(0, n): if a[i] == 1: minpos = i print((minpos + k - 2) / (k - 1) + (n - minpos - 1 + k - 2) / (k - 1))
p03317
s247213515
Wrong Answer
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) ind = A.index(1) L = ind R = N - L - 1 if N == K: print(1) else: if L > 0: ansL = ceil(L/(K-1)) else: ansL = 0 if R > 0: ansR = ceil((max(L%(K-1)-1,0) + R)/(K-1)) else: ansR = 0 print(ansL + ansR)
p03317
s233953670
Wrong Answer
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) if N == K: print(1) if K == 2: print(N-1) else: ans = ceil(N/(K-1)) print(ans)
p03317
s389407985
Wrong Answer
import math n,k = map(int,input().split()) ls = list(map(int,input().split())) a = min(ls) i = ls.index(a) l = i r = n - i - 1 if r < l: l,r = r,l if n == k: print("1") elif l < k-1: print(int(math.ceil((r-k+1+l)/(k-1)))+1) else: print(int(math.ceil(l/(k-1))+math.ceil(r/(k-1))))
p03317
s488079512
Wrong Answer
N, K = map(int, input().split()) l = list(map(int, input().split())) index = l.index(1) + 1 ans = 0 # 0よりも左があるなら左を計算 if index != 1: p = index - K ans += 1 if p < 0: index = K p += 1 while p > 0: p = p - K ans += 1 # 0よりも右があるなら右を計算 while index < N: index = index + (K - 1) ans += 1 print(ans)
p03317
s023332434
Wrong Answer
import math n,k = map(int,input().split()) a = list(map(int,input().split())) now = a.index(1) r = n-now-1 l = now if l <= k-1 or r <= k-1: print(math.ceil(n/(k-1))) else: print(math.ceil(l/(k-1))+math.ceil(r/(k-1)))
p03317
s587956595
Wrong Answer
n, k = map(int, input().split()) _ = input() count = 0 for i in range(0, n, k - 1): count += 1 print(count)
p03317
s476356060
Wrong Answer
import math n, k = map(int, input().split()) a = [int(_) for _ in input().split()] idx = a.index(1) num_l = idx num_r = n - idx - 1 ans = math.ceil(num_l / (k-1)) + math.ceil(num_r / (k-1)) print(ans)
p03317
s244356520
Wrong Answer
N,K=map(int,input().split()) A=list(map(int,input().split())) print(((N-1)+(K-1))//(K-1))
p03317
s724918703
Wrong Answer
import math N, K = map(int, input().split()) A_list = [int(i) for i in input().split()] index = A_list.index(1) left_list = A_list[:index] right_list = A_list[index+1:] left_count = math.ceil(len(left_list) / (K-1)) right_count = math.ceil(len(right_list) / (K-1)) print(left_count + right_count)
p03317
s161048608
Wrong Answer
n,k=map(int,input().split()) a = list(map(int,input().split())) cnt = 0 if n % k == 0: cnt = int(n / k) else: while n > 0: n = n - (k-1) cnt +=1 print(cnt)
p03317
s330627073
Wrong Answer
import math N,K = map(int,input().split()) A = list(map(int,input().split())) if N==K: print(1) exit(0) index = A.index(1) ans = math.ceil((N-1-index)/(K-1)) + math.ceil(index/(K-1)) print(ans)
p03317
s044549104
Wrong Answer
def solve(): cnt = (N - 1) // (K - 1) + 1 if N == K: cnt = (N - 1) // (K - 1) print(cnt) if __name__ == "__main__": N,K = list(map(int, input().split())) a = list(map(int, input().split())) solve()