problem_id
stringclasses
100 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
6
806
p03317
s863389682
Accepted
# ABC101 C - Minimization # N <= K + (K-1)(g-1)を満たす最小のgが答え from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) g = 1 while True: if N <= K + (K-1)*(g-1): break else: g += 1 print(g)
p03317
s386569862
Accepted
import math n,k=map(int,input().split());print(math.ceil((n-1)/(k-1)))
p03317
s282537508
Accepted
N, K = list(map(int, input().split())) A = list(map(int, input().split())) import math print(math.ceil((N-1)/(K-1)))
p03317
s293630163
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) import math ans = math.ceil((n - 1) / (k - 1)) print(ans)
p03317
s605295107
Accepted
n , k = map(int,input().split()) print((n-2)//(k-1)+1)
p03317
s658935479
Accepted
import math n, k = map(int, input().split()) lst = list(map(int, input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s640405977
Accepted
import math n, k = map(int, input().split()) a = [int(_) for _ in input().split()] if n == k: print(1) exit() idx = a.index(1) num_l = idx num_r = n - idx - 1 print(math.ceil((n-1) / (k-1)))
p03317
s559243254
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) ii=0 for i in range(N): if A[i]==1: ii=1 print(((N-1)+(K-2))//(K-1))
p03317
s608590108
Accepted
import math n,k=map(int,input().split());input();print(math.ceil((n-1)/(k-1)))
p03317
s007318867
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) # 1以外の要素n-1個を、k-1で割る(1項ずつ重複させるため)。余りは1回と数えるので、切り上げる print(-((-n+1) // (k-1)))
p03317
s225981697
Accepted
n,k=map(int,input().split()) A=list(map(int,input().split())) print((n-2)//(k-1)+1)
p03317
s441270621
Accepted
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) if N == K: print(1) elif (N-1)%(K-1) == 0: print((N-1)//(K-1)) elif K == 2: print(N-1) else: ans = ceil(N/(K-1)) print(ans)
p03317
s296899672
Accepted
import math n,k=map(int,input().split());input();print([math.ceil((n-k)/(k-1))+1,1][n==k])
p03317
s614149616
Accepted
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) ans = ceil((N-1)/(K-1)) print(ans)
p03317
s628360358
Accepted
x, y = map(int,input().split()) li = list(map(int,input().split())) if (x-1)%(y-1) == 0: print((x-1)//(y-1)) else: print((x-1)//(y-1)+1)
p03317
s939460286
Accepted
import math n,k=map(int,input().split());a=list(map(int,input().split())) print([math.ceil((n-k)/(k-1))+1,1][n==k])
p03317
s071831370
Accepted
N, K = map(int, input().split()) A = [int(x) for x in input().split()] ans = 1 n = (N-K)//(K-1) ans += n if N-K-n*(K-1) > 0: ans += 1 print(ans)
p03317
s409154268
Accepted
import math n,k=map(int,input().split()) a=list(map(int,input().split())) b=math.ceil((n-1)/(k-1)) print(b)
p03317
s739935830
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) if (A.index(1)+1)>=K and (N-A.index(1))>=K: ans=-(-A.index(1))//(K-1)-(-N+A.index(1)+1)//(K-1) else: ans=1-(-N+K)//(K+1) print(ans)
p03317
s958813728
Accepted
def main(): from math import ceil n, k, *a = map(int, open(0).read().split()) ans = 1 + ceil((n - k) / (k - 1)) print(ans) if __name__ == '__main__': main()
p03317
s356374564
Accepted
n,k = map(int,input().split()) a = list(map(int,input().split())) i = 1 while n > k + (k-1)*(i-1): i += 1 print(i)
p03317
s873151168
Accepted
n,k=map(int,input().split()) l=list(map(int,input().split())) if n<=k: print(1) exit() c=1 while 1: if n<=k: break n-=(k-1) c+=1 print(c)
p03317
s243961552
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) cnt=0 for i in range(10**5+1): N-=K cnt+=1 if N<=0: break else: N+=1 print(cnt)
p03317
s380851545
Accepted
n,k = map(int , raw_input().split()) c = n - k p = k - 1 print 1 + (c + p-1)/p
p03317
s918066411
Accepted
import math n, k = map(int, input().split()) aa = tuple(map(int, input().split())) p = 0 for i in range(n): if aa[i] == 1: p = i break n -= 1 k -= 1 x = math.ceil(n / k) print(x)
p03317
s442804179
Accepted
n, k = map(int, input().split()) print((n - 2) // (k - 1) + 1)
p03317
s088207291
Accepted
N, K = map(int, input().split()) L = list(map(int, input().split())) ## Trivial = (N-1)//(K-1) if (N-1) % (K-1) == 0: print( (N-1)//(K-1) ) else: print( (N-1)//(K-1) + 1)
p03317
s261084570
Accepted
#import sys #import numpy as np import math #from fractions import Fraction import itertools from collections import deque from collections import Counter #import heapq #from fractions import gcd #input=sys.stdin.readline import bisect n,k=map(int,input().split()) a=list(map(int,input().split())) ix=a.index(1) i=math.ceil((n-k)/(k-1))+1 print(i)
p03317
s250213747
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) mini = a.index(1) l = mini // (k-1) lm = mini % (k-1) r = (n - mini - 1) // (k-1) rm = (n - mini - 1) % (k-1) # print(l, r, lm, rm) print(l + r + ((lm + rm + 1) // k + ((lm + rm + 1) % k != 0 and (lm + rm) != 0)))
p03317
s996953826
Accepted
from math import ceil n,k=map(int,input().split()) a=list(map(int,input().split())) n-=1 k-=1 print(ceil(n/k))
p03317
s029039883
Accepted
N, K = map(int, input().split()) A = input() print((N+K-3)//(K-1))
p03317
s446029205
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) from math import ceil print(ceil((N-1) / (K-1)))
p03317
s917776426
Accepted
n,k = map(int,input().split()) x = tuple(map(int, input().split())) for i,v in enumerate(x): if v == 1: r = i a,b = divmod(r,k-1) if b > 0: a += 1 r = a * (k-1) l = n-r-1 if l > 0: c,d = divmod(l, k-1) if d > 0: c += 1 a += c print(a)
p03317
s273223670
Accepted
n,k=map(int,input().split()) a=list(map(int,input().split())) aa=min(a) n-=k import math q=0 if n%(k-1)==0: q+=n//(k-1) else: q+=n//(k-1)+1 print(q+1)
p03317
s842170509
Accepted
#!/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 = 10**10 for i in range(0, k): ans_tmp = 0 pre_tmp = max(0, pre-i) post_tmp = max(0, post-(k-1-i)) ans_tmp += math.ceil(pre_tmp/(k-1)) ans_tmp += math.ceil(post_tmp/(k-1)) ans = min(ans, ans_tmp) # print(pre_tmp, post_tmp, ans) print(ans+1)
p03317
s894919019
Accepted
import math n, k = map(int, input().split()) lis = list(map(int, input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s894072160
Accepted
N,K = map(int,input().split()) L = [i for i in map(int,input().split())] res = (N-1)//(K-1) if (N-1) % (K-1) != 0: print(res+1) else: print(res)
p03317
s268733497
Accepted
import math N, K = map(int, input().split()) print(math.ceil((N-1)/(K-1)))
p03317
s989738263
Accepted
import sys import math N, K = list(map(int, input().split())) A = list(map(int, input().split())) for i in range(N): if A[i] == 1: ans = N for j in range(max(0, i-(K-1)), min(N, i+K-1)): ans = min(math.ceil(j/(K-1)) + math.ceil((N-j-1)/(K-1)), ans) break print(ans)
p03317
s901820705
Accepted
import math n,k = map(int,input().split()) a = list(map(int,input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s011381223
Accepted
n,k = map(int,input().split()) l = list(map(int,input().split())) print(-(-(n-1)//(k-1)))
p03317
s895995673
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) def ceil(a, b): return -(-a // b) print(ceil(n-1, k-1))
p03317
s879130252
Accepted
from math import ceil N, K = map(int, input().split()) print(ceil((N - 1) / (K - 1)))
p03317
s831390934
Accepted
import math n,k = map(int,input().split()) a_list = list(map(int,input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s864876515
Accepted
n,k=map(int,input().split()) a=list(map(int,input().split())) print((n+k-3)//(k-1))
p03317
s144952968
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) fi = 0 for i in range(n): if a[i] == 1: fi = i break if (n - 1) % (k - 1) == 0: print((n - 1) // (k - 1)) else: print((n - 1) // (k - 1) + 1)
p03317
s895538455
Accepted
import sys n,k = map(int,input().split()) a = list(map(int,input().split())) a.sort() start = 0 end = k count = 0 for i in range(n): if a[n-1]==1: print(count) sys.exit() a[start:end] = [1]*k start += (k-1) end += (k-1) count += 1
p03317
s248173541
Accepted
import sys n, k = map(int, sys.stdin.readline().split()) def main(): print((n + k - 3) // (k - 1)) if __name__ == '__main__': main()
p03317
s919088869
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) print(((N-2) // (K-1))+1)
p03317
s498543440
Accepted
import math n,k=map(int,input().split()) a=list(map(int,input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s255975589
Accepted
import sys sys.setrecursionlimit(10000000) MOD = 10 ** 9 + 7 INF = 10 ** 15 def main(): N,K = map(int,input().split()) A = list(map(int,input().split())) ans = 1 N -= K ans += (N + K - 2)//(K - 1) print(ans) if __name__ == '__main__': main()
p03317
s140135369
Accepted
N, K = map(int, input().split()) A=list(map(int, input().split())) num=0 while num*K-(num-1)<N: num+=1 print(num)
p03317
s240019516
Accepted
import math n, k = map(int, input().split()) a = list(map(int, input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s846338805
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) if (N-1) % (K-1) == 0: print((N-1)//(K-1)) else: print(1 + (N-1)//(K-1))
p03317
s823105424
Accepted
import sys input = sys.stdin.readline def main(): n, k = map(int, input().split()) A = list(map(int, input().split())) ans = 1 n -= k ans += (n+k-2) // (k-1) print(ans) if __name__ == "__main__": main()
p03317
s506830840
Accepted
import math N, K = [int(i) for i in input().split()] A = [int(i) for i in input().split()] if N == K: print(1) else: print(math.ceil((N-1)/(K-1)))
p03317
s376453883
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) ans = 0 index = 1 while index <= (N - 1): ans += 1 index += (K-1) print(ans)
p03317
s678406598
Accepted
N, K = map(int, input().split()) A = [int(i) for i in input().split()] A.sort() for i in range(1, N): if A[i] != A[0]: idx = i break # int((N - idx) / K) if (N - idx) % (K - 1) == 0: print(int((N - idx) / (K - 1))) else: print(int((N - idx) / (K - 1)) + 1)
p03317
s378748518
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) if (n + k - 1) // k == 1: print(1) else: res = ((n - k) + (k - 2)) // (k - 1) + 1 print(res)
p03317
s774149963
Accepted
#全部1にしたい n,k=list(map(int,input().split())) a=list(map(int,input().split())) #端っこから区間をあらかじめ区切っておく ans=0 i=0 while i<n-1: ans=ans+1 i=i+k-1 print(ans)
p03317
s362783739
Accepted
n,k=map(int,input().split()) a = list(map(int,input().split())) if (n-1)%(k-1) != 0: cnt = (n-1)//(k-1)+1 else: cnt = (n-1)//(k-1) print(cnt)
p03317
s027030729
Accepted
#!/usr/bin/env python3 #ABC101 C import math N,K = map(int,input().split()) A = list(map(int,input().split())) print(math.ceil((N-1)/(K-1)))
p03317
s066633204
Accepted
import numpy as np n, k = map(int, input().split()) print(-(-(n-1)//(k-1)))
p03317
s199511593
Accepted
import math N, K = map(int, input().split()) A = list(map(int, input().split())) ans = 0 print(math.ceil((N-1)/(K-1)))
p03317
s120967178
Accepted
import math, sys from bisect import bisect_left, bisect_right from collections import Counter, defaultdict, deque from copy import deepcopy from functools import lru_cache from heapq import heapify, heappop, heappush from itertools import accumulate, combinations, permutations input = sys.stdin.readline mod = 10**9 + 7 ns = lambda: input().strip() ni = lambda: int(input().strip()) nm = lambda: map(int, input().split()) nl = lambda: list(map(int, input().split())) n, k = nm() a = nl() print(math.ceil((n - 1) / (k - 1)))
p03317
s193183716
Accepted
from math import ceil n,k=map(int,input().split()) a=list(map(int,input().split())) print(ceil((n-1)/(k-1)))
p03317
s678092788
Accepted
import math n, k = map(int,input().split()) a = list(map(int,input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s483151711
Accepted
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) ans = ceil((N-1)/(K-1)) print(ans)
p03317
s180180364
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) p = 0 cnt= 0 while p < n - 1: p += k - 1 cnt += 1 print(cnt)
p03317
s137640326
Accepted
n, k = map(int, input().split()) As = list(map(int, input().split())) idx = As.index(min(As)) left = idx n_l = (left + k - 2) // (k - 1) right = n - ((n_l) * (k-1)) - 1 n_r = (right + k - 2) // (k - 1) print(n_l + n_r)
p03317
s282772223
Accepted
N, K = map(int, input().split()) alist = list(map(int, input().split())) ans = 1 N -= K while N > 0: N -= K-1 ans += 1 print(ans)
p03317
s349019937
Accepted
n,k = map(int,input().split()) a_L = list(map(int,input().split())) ans = 1 n = n-k while True: if n<=0: print(ans) exit() n = n-k+1 ans += 1
p03317
s170486506
Accepted
n, k = (int(x) for x in input().split()) a = [int(x) for x in input().split()] if n == k: print(1) elif k == 2: print(n-1) else: rem = n % (k-1) m = (n - rem) / (k-1) if rem <= 1: print(int(m)) else: print(int(m+1))
p03317
s716302043
Accepted
from math import ceil n, k = map(int, input().split()) a = list(map(int, input().split())) print(ceil((n-1)/(k-1)))
p03317
s106238463
Accepted
n,k = map(int,input().split()) a = list(map(int,input().split())) ans = -(-(n-1)//(k-1)) print(ans)
p03317
s412878952
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) def ceil(x, y): if x % y == 0: return x // y else: return x // y + 1 print(ceil(n-1, k-1))
p03317
s009517708
Accepted
N, K = map(int, input().split()) A = list(int(a) for a in input().split()) print(((N-1)+(K-2))//(K-1))
p03317
s890156711
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) N=N-1 K=K-1 if N==K: print(1) exit() if N%K==0: print(N//K) else: print(N//K+1)
p03317
s331635260
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) if k < n: c = 1 n -= k while n > 0: n -= k-1 c += 1 print(c) else: print(1)
p03317
s934548861
Accepted
def main(): n, k = map(int, input().split()) As = list(map(int, input().split())) ans = (n-2) // (k-1) + 1 print(ans) if __name__ == "__main__": main()
p03317
s488000003
Accepted
n,k = map(int,input().split()) a = [int(i) for i in input().split()] b = a.index(1) ans = 0 b -= (k-1) if b < 0: b = a.index(1) + abs(b) if b > n-1 -(k-1): b -= b- (k-1) c,d = divmod(b,k-1) ans += c if d != 0: ans +=1 e,f = divmod(n-1 - b,k-1) ans += e if f != 0: ans +=1 if d != 0 and f != 0 and d + f <= k-1: ans -=1 print(ans)
p03317
s986416362
Accepted
n,k=map(int,input().split()) a=list(map(int,input().split())) print(-(-(n-1)//(k-1)))
p03317
s739317721
Accepted
import sys read = sys.stdin.read readline = sys.stdin.readline readlines = sys.stdin.readlines sys.setrecursionlimit(10 ** 9) INF = 1 << 60 MOD = 1000000007 def main(): N, K, *A = map(int, read().split()) print((N - 2) // (K - 1) + 1) return if __name__ == '__main__': main()
p03317
s691113034
Accepted
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: left = math.ceil(index / (K-1)) leftamari = index % (K-1) right = math.ceil(max(0, N - 1 - index - (K - 1 - leftamari if leftamari != 0 else 0)) / (K-1)) print(left + right)
p03317
s131077623
Accepted
n,k = map(int,input().split()) input() print(1 if n==k else 1+(n-2)//(k-1))
p03317
s105794040
Accepted
import math def main(): n, k = map(int, input().split()) As = list(map(int, input().split())) ans = math.ceil((n-1)/(k-1)) print(ans) if __name__ == "__main__": main()
p03317
s122474345
Accepted
n,k = list(map(int,input().split())) a = list(map(int,input().split())) print((n-1+k-2)//(k-1))
p03317
s343630986
Accepted
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) if N == K: print(1) exit() print(ceil((N - K) / (K - 1)) + 1)
p03317
s800829823
Accepted
n,k=map(int,input().split()) a=[int(i) for i in input().split()] x=n-1 y=k-1 print((x+y-1)//y)
p03317
s979836985
Accepted
N,K=map(int,input().split()) *A,=map(int,input().split()) print((N-2)//(K-1)+1)
p03317
s962658893
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) # 1の場所を探す pos = A.index(1) count = 0 num_forward = pos # 前方の残り数 num_backward = N - pos - 1 # 後方の残り数 # 前方にX回試行したときに負の余りが生じる場合は後方に回す rest = num_forward % -(K - 1) num_backward += rest while num_forward > 0: # 先頭まで1にする num_forward -= K - 1 count += 1 while num_backward > 0: # 末尾まで1にする num_backward -= K - 1 count += 1 print(count)
p03317
s877529131
Accepted
import math def solve(n, k, A): return math.ceil((len(A) - A.count(min(A))) / (k - 1)) _n, _k = map(int, input().split()) _A = list(map(int, input().split())) print(solve(_n, _k, _A))
p03317
s328230947
Accepted
n, k = map(int, input().split()) A = list(map(int, input().split())) answer = 100000 while True: if n <= k + (k - 1) * (answer - 1): answer -= 1 else: break print(answer + 1)
p03317
s717118235
Accepted
import math N,K = map(int,input().split()) A = list(map(int,input().split())) N -= K K -= 1 C = math.ceil(N/K) print(C+1)
p03317
s156780439
Accepted
n, k = map(int, input().split()) an = list(map(int, input().split())) mini = min(an) need = 0 for a in an: if a != mini: need += 1 print(-(-need//(k-1)))
p03317
s606727605
Accepted
N,K = map(int, input().split()) A = list(map(int, input().split())) print((N+K-3)//(K-1))
p03317
s141705053
Accepted
n,k = map(int, input().split()) A = list(map(int, input().split())) A.sort() k -= 1 cnt = -(-(n-1)//k) print(cnt)
p03317
s481834922
Accepted
import math n,k = map(int,input().split()) A = list(map(int,input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s700422312
Accepted
n,k=map(int,input().split()) A = list(map(int,input().split())) n -= k k -= 1 ans = 1 ans += (n+k-1)//k print(ans)
p03317
s830392454
Accepted
n,k=map(int,input().split()) print(0--~-n//~-k)