problem_id
stringclasses
100 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
6
806
p03317
s324065419
Accepted
import math n, k = map(int, input().split()) A = input() print(math.ceil((n-1) / (k-1)))
p03317
s771566221
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((n-1)//(k-1)+1)
p03317
s653144381
Accepted
import math N, K = list(map(int,input().split())) print(math.ceil((N - 1) / (K - 1)))
p03317
s975497987
Accepted
n,k = map(int, input().split()) al = list(map(int, input().split())) if n==k: print(1) exit() x = 1+(n-k)//(k-1) y = (n-k)%(k-1) if y >0: print(x+1) else: print(x)
p03317
s052245540
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) if N<=K: print(1) else: i=K a=1 while i<N: i+=(K-1) a+=1 print(a)
p03317
s403245117
Accepted
n,k = map(int,input().split()) a = list(map(int,input().split())) s = k i = 1 while n > s: s += (k-1) i += 1 print(i)
p03317
s752677655
Accepted
N,K = map(int,input().split()) A = list(map(int,input().split())) #最終的にすべての値は1になる if N==K: print(1) exit() ans = 1 t = K while(1): if t >= N: print(ans) exit() t += (K-1) ans += 1
p03317
s252311914
Accepted
n,k = map(int,input().split()) A = list(map(int,input().split())) print(-(-(n-1)//(k-1)))
p03317
s273582175
Accepted
import math n,k = map(int,input().split()) a = list(map(int,input().split())) print(math.ceil((n-1) / (k-1)))
p03317
s241462018
Accepted
#!/usr/bin/env python3 # -*- coding: utf-8 -*- def main(): N, K = map(int, input().split()) A = list(map(int, input().split())) print((N + K - 3) // ~-K) if __name__ == "__main__": main()
p03317
s755593740
Accepted
print(eval('0--~-'+input().replace(' ','//~-')))
p03317
s133932812
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) idx = A.index(1) ans = N for k in range(K + 1): L = idx - (K - k - 1) R = (N - 1 - idx) - k cntL = 0 cntR = 0 while L > 0: cntL += 1 L -= K - 1 while R > 0: cntR += 1 R -= K - 1 ans = min(ans, cntL + cntR + 1) print(ans)
p03317
s312506886
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) print(-(-(n - 1) // (k - 1)))
p03317
s590306260
Accepted
n,k=list(map(int,input().split())) print(-(-(n-k)//(k-1))+1)
p03317
s460681259
Accepted
n, k = map(int, input().split()) aaa = list(map(int, input().split())) cnt = 1 b = n - k while b > 0: b -= k - 1 cnt += 1 print(cnt)
p03317
s900832254
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) if (N-1)%(K-1) == 0: print(int((N-1)/(K-1))) else: print(int((N-1)/(K-1)) + 1)
p03317
s980536344
Accepted
def main(): n, k = map(int, input().split()) a_lst = list(map(int, input().split())) tmp = k count = 1 while tmp < n: tmp += k - 1 count += 1 print(count) if __name__ == '__main__': main()
p03317
s972902914
Accepted
n,k = map(int,input().split()) a = list(map(int,input().split())) import math print(math.ceil((n-1)/(k-1)))
p03317
s293537294
Accepted
import math n,k = map(int,input().split()) a = list(map(int,input().split())) print(math.ceil((n-1) / (k-1))) # 1以外のn-1個のうち、1回で最大k-1個まで1にできる
p03317
s071647362
Accepted
import math n,k = list(map(int, input().split())) As = list(map(int,input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s526168533
Accepted
k,n=map(int,input().split()) a=input() i=0 while True: if k<=n+(n-1)*i:print(i+1);break i+=1
p03317
s520014959
Accepted
n,k=map(int,input().split()) a=[int(x) for x in input().split()] ans=(n-1)//(k-1) if (n-1)%(k-1)!=0: ans+=1 print(ans)
p03317
s549670032
Accepted
#!python3 # input N, K = list(map(int, input().split())) A = list(map(int, input().split())) def main(): s = N - K k = K - 1 ans = 1 ans += s // k if s % k != 0: ans += 1 print(ans) if __name__ == "__main__": main()
p03317
s159769710
Accepted
n, k = map(int, input().split()) s = input() i = s.find("1")/2 ans = 0 # former part while ans * (k-1) < i: ans += 1 i = max(i, ans * (k-1)) # latter part tmp = 0 while tmp * (k-1) + i < n-1: tmp += 1 print(ans + tmp)
p03317
s687010919
Accepted
import sys import itertools sys.setrecursionlimit(1000000000) from heapq import heapify,heappop,heappush,heappushpop import math import collections MOD = 10**9+7 MAX = 10**18 MIN = -10**18 n,k = map(int,input().split()) a = list(map(int,input().split())) print(math.ceil((n-1)/(k-1)))
p03317
s275169647
Accepted
n,k=map(int,input().split()) a=list(map(int,input().split())) count=1 n=n-k while(n>0): n=n-(k-1) count+=1 print(count)
p03317
s281714387
Accepted
n,k = map(int,input().split()) A = list(map(int,input().split())) from math import ceil def main(): print(ceil((n-1)/(k-1))) if __name__ == "__main__": main()
p03317
s152943234
Accepted
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 counter = 0 while total > 0: counter += 1 total -= k - 1 print(counter)
p03317
s979711357
Accepted
# import bisect # from collections import Counter, deque # import copy # from fractions import gcd # from functools import reduce # from itertools import accumulate, permutations, combinations, combinations_with_replacement, groupby, product # import math # import numpy as np import sys sys.setrecursionlimit(10 ** 5 + 10) # input = sys.stdin.readline def resolve(): N,K=map(int,input().split()) A=list(map(int,input().split())) if N==K: print(1) else: N=N-K print(1+-(-N//(K-1))) resolve()
p03317
s956371915
Accepted
def main(): import sys input = sys.stdin.readline N, K = map(int, input().split()) A = list(map(int, input().split())) ans = 0 for x in range(1, N+1): if (K-1)*x + 1 >= N: ans = x break print(ans) main()
p03317
s749131708
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) cnt = 1 length = K while True: if length >= N: print(cnt) break length += K-1 cnt += 1
p03317
s004252020
Accepted
from math import ceil def main(): length, section_range = map(int, input().split(" ")) numbers = list(map(int, input().split(" "))) print(ceil((length - 1) / (section_range - 1))) if __name__ == '__main__': main()
p03317
s787991202
Accepted
import math n,k=map(int,input().split()) a=list(map(int,input().split())) x=a.index(1) print(math.ceil((n-1)/(k-1)))
p03317
s244570060
Accepted
import math s = list(map(int, input().split())) n=s[0] k=s[1]-1 s = list(map(int, input().split())) ind=s.index(1) # print(ind,n-ind-1,math.ceil(ind/k),math.ceil((n-ind-1)/k)) print(math.ceil((n-1)/(k)))
p03317
s460302043
Accepted
from math import ceil n,k=map(int,input().split()) a=list(map(int,input().split())) print(ceil((n-1)/(k-1)))
p03317
s152308522
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
s653357255
Accepted
n,k = map(int,input().split()) A = input() ans = 1 + -(-(n-k)//(k-1)) print(ans)
p03317
s146139589
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((N-1)//(K-1) + 1)
p03317
s078947775
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) def solve(N,K,A): ans = -(-(N-1)//(K-1)) return ans print(solve(N,K,A))
p03317
s705039586
Accepted
# 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) # 怒りの全探索 ans = 0 for j in range(0, N - 1, K): ans += 1 print(ans)
p03317
s298387184
Accepted
n,k = map(int, input().split()) a = list(map(int, input().split())) if (n==k): print(1) else: print(1+(n-k-1)//(k-1)+1)
p03317
s943186746
Accepted
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
s516332436
Accepted
n,k = map(int,input().split()) a = list(map(int,input().split())) count =0 while True: count += 1 n -= (k) if n <= 0: break n += 1 print(count)
p03317
s428463177
Accepted
n, k = map(int, input().split()) print((n + k - 3) // (k - 1))
p03317
s254259195
Accepted
import math N, K = map(int, input().split()) *A, = map(int, input().split()) print(math.ceil((N - 1) / (K - 1)))
p03317
s266772557
Accepted
N,K = map(int,input().split()) A = list(map(int,input().split())) print((N+K-3)//(K-1))
p03317
s474013155
Accepted
#!/usr/bin/env python3 import sys def main(): N, K = map(int,input().split()) a = list(map(int,input().split())) answer = 0 for i in range(N): if K + (i-1)*(K-1) >= N: answer = i break print(answer) return if __name__ == '__main__': main()
p03317
s561318572
Accepted
n,k = map(int,input().split()) a = list(map(int,input().split())) idx = a.index(1) ans = 0 ans += -(-idx // (k-1)) ans += -(-(n - ans * (k-1) - 1) // (k-1)) print(ans)
p03317
s352300460
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) ans = ((N - 1) + (K - 1 - 1)) // (K - 1) print(ans)
p03317
s571150202
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
s271425089
Accepted
def resolve(): n, k = map(int, input().split()) a = list(map(int, input().split())) print(-(-(n-1)//(k-1))) resolve()
p03317
s746156404
Accepted
N, K = map(int, input().split()) A = list(map(int, input().split())) print((N+K-3)//(K-1))
p03317
s835389688
Accepted
import math def resolve(): n, k = map(int, input().split()) a = list(map(int, input().split())) i = a.index(min(a)) + 1 if k - 1 > i: v = max(0, math.ceil((n - k - 2) / (k - 1))) + 1 else: v = math.ceil(i / (k - 1)) + math.ceil((n - i - 1) / (k - 1)) print(v) resolve()
p03317
s734135688
Accepted
from math import ceil N, K = map(int, input().split()) A = list(map(int, input().split())) print(ceil((N - 1) / (K - 1)))
p03317
s941583741
Accepted
a=input().split();print(0--~-int(a[0])//~-int(a[1]))
p03317
s655526662
Accepted
n,k=map(int,input().split()) k-=1 a=list(map(int, input().split())) for i in range(n): if a[i]==1: index=i print(-(-i//k)-(-(n-i-1)//k))
p03317
s682182508
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) now = k res = 1 while now < n: now += k-1 res += 1 print(res)
p03317
s884353473
Accepted
n,k=map(int,input().split()) a=list(map(int,input().split())) if n==k: print(1) exit() i=n-k ans=1 while i>0: i=i-k+1 ans+=1 print(ans)
p03317
s959504916
Accepted
def solve(): N, K = map(int, input().split()) Ax = list(map(int, input().split())) if N == K: print(1) exit() N -= K ans = 1 while N > 0: N = N-(K-1) ans += 1 print(ans) # Solve if __name__ == "__main__": solve()
p03317
s742461131
Accepted
n,k=map(int,input().split()) k-=1 a=list(map(int, input().split())) i=n-1 print(-(-i//k)-(-(n-i-1)//k))#pythonで切り上げの書き方
p03317
s256093382
Accepted
# coding: utf-8 # https://atcoder.jp/contests/abc101 def main(): N, K = map(int, input().split()) A = list(map(int, input().split())) ans = 1 N -= K if N % (K-1) == 0: ans += N // (K-1) else: ans += N // (K-1) + 1 return ans print(main())
p03317
s536940709
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) ans=1 X=N-K while X>0: X-=K-1 ans+=1 print(ans)
p03317
s018982954
Accepted
import math def main(): N, K = map(int, input().split()) input() print(math.ceil((N-K)/(K-1) + 1.0)) main()
p03317
s027574903
Accepted
n,m=map(int,input().split()) l=list(map(int,input().split())) print(-(-(len(l)-m)//(m-1))+1)
p03317
s015383508
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) print((N-1-1)//(K-1)+1)
p03317
s573255287
Accepted
import math n,k = map(int,input().split()) a = list(map(int,input().split())) ans = 0 tmp = a.index(1) ans += math.ceil(tmp/(k-1)) tmp = ans * (k-1) +1 ans += math.ceil((n-tmp)/(k-1)) print(ans)
p03317
s077117808
Accepted
import math n,k=[int(i) for i in input().split()] a=[int(i) for i in input().split()] def get_1_index(a): for i,j in enumerate(a): if j==1: return i index=get_1_index(a) mae=index usiro=n-index-1 # print(math.ceil(mae/(k-1))+math.ceil(usiro/(k-1))) print(math.ceil((n-1)/(k-1)))
p03317
s030417009
Accepted
N,K = map(int, input().split()) A = [int(i) for i in input().split()] if N == K: print(1) else: cnt = 1 N -= K while N > 0: cnt += 1 N -= K N += 1 print(cnt)
p03317
s266036131
Accepted
import math n, k = map(int, input().split()) a = list(map(int, input().split())) print(math.ceil( (n-k)/(k-1) )+1)
p03317
s881415540
Accepted
n, k = map(int, input().split()) A = list(map(int, input().split())) min_a = A.index(min(A)) left = min_a right = n - min_a - 1 min_ = min(left, right) max_ = max(left, right) t = 0 min_ = min_ - k t +=1 temp = 0 if min_ > 0: if min_ % (k - 1) != 0: temp = min_ // (k - 1) else: temp = min_ // (k - 1) + 1 min_ -= temp * (k - 1) t += temp max_ = max_ + min_ + 1 if max_ % (k - 1) == 0: t += max_ // (k - 1) else: t += max_ // (k - 1) + 1 print(t)
p03317
s110296542
Accepted
n,k = map(int,input().split()) _ = input() print(1 + -(-(n-k)//(k-1)))
p03317
s678772018
Accepted
n, k = map(int, input().split()) print(1 + (n - 2) // (k - 1))
p03317
s436548965
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) b=min(A) p=0 for i in range(N): if A[i]!=b: p+=1 if p%(K-1)==0: print(p//(K-1)) else: print(p//(K-1)+1)
p03317
s639315386
Accepted
N,K = map(int,input().split()) A = list(map(int,input().split())) ans = (N-1)//(K-1) if (N-1)%(K-1)!=0: ans+=1 print(ans)
p03317
s237245530
Accepted
N, K = map(int, input().split()) print((N-2)//(K-1)+1)
p03317
s806011943
Accepted
n,k,*a=map(int,open(0).read().split()) print((n+k-3)//(k-1))
p03317
s068761335
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) ans = 0 - -(n - 1)//(k - 1) print(ans)
p03317
s788607284
Accepted
N, K = map(int, input().split()) print(((N - 1) + (K - 2)) // (K - 1))
p03317
s263301076
Accepted
N,K = (int(X) for X in input().split()) A = [int(X) for X in input().split()] Left = A.index(1) Right = (N-1)-Left Count = (Right%(K-1)!=0)+Right//(K-1) Left -= (Right%(K-1)!=0)*((K-1)-Right%(K-1)) Count += (Left%(K-1)!=0)+Left//(K-1) print(Count)
p03317
s455449676
Accepted
n, k = map(int, input().split()) m = n - 1 l = k - 1 if m % l == 0: print(m // l) else: print(m // l + 1)
p03317
s609865425
Accepted
n, k = map(int, input().split()) As = list(map(int, input().split())) a=n-1 b=k-1 if a % b == 0: print(a//b) else: print((a//b) + 1)
p03317
s773695144
Accepted
import math n, k = map(int, input().split()) [int(i) for i in input().split()] print(math.ceil((n-k) / (k - 1) + 1))
p03317
s941755551
Accepted
def main(): n, k = map(int, input().split()) ans = 1 + (n - k) // (k - 1) + ((n - k) % (k - 1) != 0) print(ans) if __name__ == '__main__': main()
p03317
s417567538
Accepted
n, k = list(map(int, input().split())) a = list(map(int, input().split())) i = a.index(1) s = n for j in range(i-k+1, i+k): if j < 0: continue elif j >= n: continue else: l = j u = (n-1-j) t = (l+k-2) // (k-1) + (u+k-2) // (k-1) #print(t) s = min(s, t) print(s)
p03317
s266003007
Accepted
import math import itertools #n = int(input()) #n, d = list(input().split()) N, K = list(map(int, input().split())) A = list(map(int, input().split())) point = 0 i = 0 while N > point: i+=1 if i==1: point+=K else: point+=(K-1) print(i)
p03317
s577930459
Accepted
# -*- coding: utf-8 -*- """ Created on Fri Sep 18 09:56:28 2020 @author: liang """ from math import ceil N, K = map(int, input().split()) A = [int(x) for x in input().split()] ans = ceil((N-K)/(K-1)) + 1 print(ans)
p03317
s976954507
Accepted
print(eval('0--~-'+''.join([i if i!=' ' else '//~-' for i in input()])))
p03317
s676948744
Accepted
import math N, K = map(int, input().split()) a = list(map(int, input().split())) M = math.ceil((N-1)/(K-1)) print(M)
p03317
s422974983
Accepted
N,K=map(int,input().split()) A=list(map(int,input().split())) for i in range(100000): if N<=K+i*(K-1) : print(i+1) exit()
p03317
s740543691
Accepted
n, k = map(int, input().split()) *a, = map(int, input().split()) mar = k - 1 # max replacible count ret = 1 + (n - k + mar - 1) // mar print(ret) # 左端から長さKの区間をのりしろ1で貼り続ける # 最小値1を含む要素に重なる区間から順に操作を始めれば可能 # 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
s906906416
Accepted
n, k = map(int, input().split()) a = list(map(int, input().split())) ans = 1 n -= k k -= 1 if n % k == 0: ans += n // k else: ans += n // k + 1 print(ans)
p03317
s145513629
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((n-1)//(k-1)+1)
p03317
s253797527
Accepted
import sys def resolve(): N, K = list(map(int, input().split(" "))) A = list(map(int, input().split(" "))) res = 0 covered = 0 while True: if covered >= N: break if res == 0: covered = K else: covered += K - 1 res += 1 print(res) if '__main__' == __name__: resolve()
p03317
s703520667
Accepted
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
s798349986
Accepted
import math as m n,k=map(int,input().split()) a=list(map(int,input().split())) print(m.ceil((n-1)/(k-1)))
p03317
s910152355
Accepted
import math N,K=map(int,input().split()) print(math.ceil((N-1)/(K-1)))
p03317
s581513573
Accepted
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines def main(): n, k = map(int, readline().split()) print((((n-k)+(k-1)-1)//(k-1))+1) if __name__ == '__main__': main()
p03317
s558246017
Accepted
import math a,b = [int(i) for i in input().split()] l = [int(i) for i in input().split()] ans = 1 + int(math.ceil((a-b)/(b-1))) print(ans)
p03317
s148701054
Accepted
N,K = list(map(int, input().split())) A = list(map(int, input().split())) ans = -(-(N-1) // (K-1)) print(ans)
p03317
s826653825
Accepted
n,k,*_=map(int,open(0).read().split()) print(0--~-n//~-k)