s_id stringlengths 10 10 | p_id stringlengths 6 6 | u_id stringlengths 10 10 | date stringlengths 10 10 | language stringclasses 1
value | original_language stringclasses 11
values | filename_ext stringclasses 1
value | status stringclasses 1
value | cpu_time stringlengths 1 5 | memory stringlengths 1 7 | code_size stringlengths 1 6 | code stringlengths 1 539k |
|---|---|---|---|---|---|---|---|---|---|---|---|
s903954589 | p03776 | u191829404 | 1560119978 | Python | Python (3.4.3) | py | Runtime Error | 192 | 14984 | 1342 | import math
import copy
from operator import mul
from functools import reduce
from collections import defaultdict
from collections import Counter
from collections import deque
# 直積 A={a, b, c}, B={d, e}:のとき，A×B={(a,d),(a,e),(b,d),(b,e),(c,d),(c,e)}: product(A, B)
from itertools import product
# 階乗 P!: permutations(seq), 順列 {}_len(seq) P_n: permutations(seq, n)
from itertools import permutations
# 組み合わせ {}_len(seq) C_n: combinations(seq, n)
from itertools import combinations
from bisect import bisect_left, bisect_right
# import numpy as np
# from scipy.special import perm
from scipy.special import comb
def inside(y, x, H, W):
return 0 <= y < H and 0 <= x < W
# 四方向: 右, 下, 左, 上
dy = [0, -1, 0, 1]
dx = [1, 0, -1, 0]
def i_inpl(): return int(input())
def l_inpl(): return list(map(int, input().split()))
INF = float("inf")
########
N, A, B = l_inpl()
v = l_inpl()
sort_v = sorted(v, reverse=True)
ans_1 = sum(sort_v[:A])/A
print(ans_1)
max_v = sort_v[A-1]
max_v_count = sort_v.count(max_v)
max_v_count_in_ans = sort_v[:A].count(max_v)
if max_v != sort_v[0]: # 1つでも増やすと平均が減少する場合
ans = comb(max_v_count, max_v_count_in_ans)
else:
ans = 0
for i in range(A, min(B, max_v_count) + 1):
ans += comb(max_v_count, i)
print(int(ans))
|
s203951172 | p03776 | u885899351 | 1559866070 | Python | Python (3.4.3) | py | Runtime Error | 19 | 3064 | 525 | def pascal(n,r):
global p
while len(p)<50:
pi=[1]
for i in range(len(p)):
pi.append(p[-1][i]+p[-1][i+1])
pi.append(1)
p.append(pi)
return p[n-1][r]
n,a,b=map(int,input().split())
v=sorted(list(map(int,input().split())))[::-1]
va=v[:a]
val=va[-1]
print(sum(va)/a)
p=[[1,1]]
if len(set(va))>1:
print(pascal(v.count(val),va.count(val)))
elif v.count(val)==1:
print(1)
else:
m=v.count(val)
x=0
for i in range(a,b+1):
x+=pascal(m,i)
print(x) |
s775739971 | p03776 | u885899351 | 1559866027 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 524 | def pascal(n,r):
global p
while len(p)<n:
pi=[1]
for i in range(len(p)):
pi.append(p[-1][i]+p[-1][i+1])
pi.append(1)
p.append(pi)
return p[n-1][r]
n,a,b=map(int,input().split())
v=sorted(list(map(int,input().split())))[::-1]
va=v[:a]
val=va[-1]
print(sum(va)/a)
p=[[1,1]]
if len(set(va))>1:
print(pascal(v.count(val),va.count(val)))
elif v.count(val)==1:
print(1)
else:
m=v.count(val)
x=0
for i in range(a,b+1):
x+=pascal(m,i)
print(x) |
s652783535 | p03776 | u102960641 | 1558795129 | Python | Python (3.4.3) | py | Runtime Error | 23 | 3572 | 593 | from functools import reduce
from operator import mul
import bisect
def cmb(n, r):
r = min(n - r, r)
if r == 0:
return 1
return reduce(mul, range(n, n - r, -1)) // reduce(mul, range(r, 0, -1))
n,a,b = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse = True)
if v[0] == v[a-1]:
print(v[0])
c = v.count(v[a-1])
ans = 0
for i in range(a,b+1):
ans += cmb(c,i)
print(ans)
else:
print(sum(v[:a]) / a)
c = v.count(v[a-1])
d = 0
for key,value in enumerate(v):
if value == v[a-1]:
d = key
break
print(cmb(c,a-d)) |
s978520903 | p03776 | u798129018 | 1558377284 | Python | PyPy3 (2.4.0) | py | Runtime Error | 174 | 38768 | 785 | from itertools import*
from math import*
from collections import*
from heapq import*
from bisect import bisect_left,bisect_right
from copy import deepcopy
inf = 10**18
mod = 10**9+7
from functools import reduce
import sys
sys.setrecursionlimit(10**7)
def comb(n,r):
return factorial(n)//(factorial(n-r)*factorial(r))
n,a,b = map(int,input().split())
v = list(map(int,input().split()))
v.sort(reverse=True)
max_mean = sum(v[0:a])/a
print(max_mean)
#選び方の総数を求める
c = Counter(v)
i = 0
num = 0
ans = 0
while num<=a:
if num+c[v[i]]>=a:
num += c[v[i]]
else:
i +=1
num += c[v[i]]
if i > 0:
ans += comb(c[v[i]],a)
print(ans)
else:
for i in range(a,b+1):
if c[v[0]] >=i:
ans += comb(c[v[0]],i)
print(ans) |
s014997013 | p03776 | u365364616 | 1556567172 | Python | Python (3.4.3) | py | Runtime Error | 19 | 3064 | 840 | def value_and_count(x):
d = {}
for xi in x:
if xi in d.keys():
d[xi] += 1
else:
d[xi] = 1
return d
def comb(n, k):
k = min(n - k, k)
denominator = 1 # 分母
numerator = 1 # 分子
for i in range(k):
denominator *= i + 1
numerator *= n - i
return numerator // denominator
n, a, b = map(int, input().split())
v = list(map(int, input().split()))
d_v = value_and_count(v)
v.sort(reverse=True)
sum_v = sum(v[:a])
print(sum_v / a)
ans = 0
d_vk = None
for k in range(a, b + 1):
vk = v[:k]
sum_vk = sum(vk)
if sum_vk < sum_v:
break
if d_vk is None:
d_vk = value_and_count(vk)
else:
d_vk[vk[-1]] += 1
ans_k = 1
for vi, ci in d_vk.items():
ans_k *= comb(d_v[vi], ci)
ans += ans_k
print(ans)
|
s678837947 | p03776 | u041075929 | 1555781387 | Python | Python (3.4.3) | py | Runtime Error | 75 | 3912 | 723 | import sys, os
f = lambda:list(map(int,input().split()))
if 'local' in os.environ :
sys.stdin = open('./input.txt', 'r')
def fac(n):
if n== 1 or n == 0:
return 1
return n * fac(n-1)
def comb(n, k):
return fac(n)/(fac(k) * fac(n-k))
def solve():
n, a, b = f()
v = f()
v = sorted(v, reverse = True)
c = v[a-1]
cnt1 = 0
total = 0
for i in range(n):
if v[i] == c:
total += 1
if i < a:
cnt1 += 1
print("{:.7f}".format(sum(v[0:a])/a))
if v[0] == c:
ans = 0
for i in range(a, b+1):
ans += comb(total, i)
print(ans)
else:
print(int(comb(total, cnt1)))
solve()
|
s646576185 | p03776 | u879581330 | 1555260354 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 919 | #include <bits/stdc++.h>
using namespace std;
long long Combination(int n, int r) {
vector<vector<long long>> C(n + 1, vector<long long>(n + 1, 1));
for (int i = 1; i <= n; i++) for (int j = 1; j < i; j++) C[i][j] = C[i - 1][j - 1] + C[i - 1][j];
return C[n][r];
}
int main() {
int N, A, B;
cin >> N >> A >> B;
vector<int> v(N);
for (int i = 0; i < N; i++) cin >> v[i];
sort(v.begin(), v.end(), greater<int>());
double ans1 = 0;
for (int i = 0; i < A; i++) ans1 += v[i];
ans1 /= A;
long long ans2 = 0;
if (v[0] == v[A - 1]) {
int n = 0;
for (int i = 0; i < N; i++) if (v[i] == v[0]) n++;
for (int r = A; r <= B; r++) ans2 += Combination(n, r);
} else {
int n = 0, r = 0;
for (int i = 0; i < N; i++) if (v[i] == v[A - 1]) n++;
for (int i = 0; i < A; i++) if (v[i] == v[A - 1]) r++;
ans2 = Combination(n, r);
}
cout << fixed << ans1 << endl << ans2 << endl;
} |
s012353826 | p03776 | u813102292 | 1554584055 | Python | Python (3.4.3) | py | Runtime Error | 74 | 3916 | 555 | def fuct(n:int)->int:
if n==1:
return 1
else:
return n * fuct(n-1)
def main():
n,a,b = map(int, input().split())
v = list(map(int, input().split()))
v = sorted(v, reverse=True)
print(sum(v[:a])/a)
res = 0
if v[0]==v[a-1]:
vn = v.count(v[0])
for r in range(a,b+1):
res += fuct(vn)//(fuct(vn-r) * fuct(r))
else:
vn = v.count(v[a-1])
r = v[:a].count(v[a-1])
res += fuct(vn)//(fuct(vn-r) * fuct(r))
print(res)
if __name__ == '__main__':
main() |
s352883266 | p03776 | u268516119 | 1553742991 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 168 | import math
N=int(input())
for i in reversed(range(1,math.ceil(math.sqrt(N))+1)):
if N%i==0:
B=N//i
print(math.floor(math.log10(B))+1)
break |
s904692793 | p03776 | u572144347 | 1553691568 | Python | PyPy3 (2.4.0) | py | Runtime Error | 205 | 45552 | 649 | N, A, B = map(int, input().split())
V = list(map(int, input().split()))
V.sort(reverse=True)
mean = sum(V[:A]) / A
mean = float(mean)
print(mean)
def fact(n):
if n == 0 or n == 1: return 1
return fact(n-1) * n
def comb(n,a):
return fact(n)//fact(a)//fact(n-a)
from collections import Counter
c = Counter(V)
n = c[V[0]]
if V[0] != V[A-1]:
n = c[V[A-1]]
if n > 1:
idx = V.index[V[A-1]]
_A = A - idx
print( comb( n, _A ) )
# print(n); exit()
else:
print(1); exit()
if V[0] == V[A-1]:
ans = 0
for i in range(A, min(n+1, B+1)):
ans += comb(n, i)
print( ans ) |
s144953623 | p03776 | u572144347 | 1551447757 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3060 | 394 | N,A,B=map(int,input().split())
V=list(map(int,input().split()))
V=sorted(V,reverse=True)
def fac(n):
if n<= 1: return 1
return n*fac(n-1)
def c (a,b):
if b==0: return 1
return fac(a)//fac(b)//fac(a-b)
print(sum(V[:A])/A)
if V.count(V[0]) >= A:
ans=0
for i in range(A, min(B+1,V.count(V[A])+1))):
ans+=c(V.count(V[A]),i)
else:
lstcnt=A-1
ans=V.count(V[A])
print(ans)
|
s741698706 | p03776 | u572144347 | 1551447072 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3060 | 380 | N,A,B=map(int,input().split())
V=list(map(int,input().split()))
V=sorted(V,reverse=True)
def fac(n):
if n== 1: return 1
return n*fac(n-1)
def c (a,b):
if b==0: return 1
return fac(a)//fac(b)//fac(a-b)
print(sum(V[:A])/A)
if V.count(V[A]) >= A:
ans=0
for i in range(A, min(B+1,V.count(V[A])+1))):
ans+=c(V.count(V[A]),i)
else:
ans=V.count(V[A])
print(ans)
|
s786107828 | p03776 | u255280439 | 1550811603 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 1024 | aimport sys
import collections
def comb(n, r):
if n - r < r: r = n - r
if r == 0: return 1
if r == 1: return n
numerator = [n - r + k + 1 for k in range(r)]
denominator = [k + 1 for k in range(r)]
for p in range(2, r + 1):
pivot = denominator[p - 1]
if pivot > 1:
offset = (n - r) % p
for k in range(p - 1, r, p):
numerator[k - offset] /= pivot
denominator[k] /= pivot
result = 1
for k in range(r):
if numerator[k] > 1:
result *= int(numerator[k])
return result
def main():
N, A, B = [int(_) for _ in sys.stdin.readline().split()]
V = sorted([int(_) for _ in sys.stdin.readline().split()], reverse=True)
D = collections.defaultdict(lambda: 0)
ans = 0
for v in V:
D[v] += 1
for C in range(A, B+1):
if (sum(V[:C]) / C) == (sum(V[:A]) / A):
ans += comb(D[V[C-1]], V[:C].count(V[C-1]))
print((sum(V[:A]) / A))
print(ans)
main()
|
s715528844 | p03776 | u255280439 | 1550811426 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 345 | import sys
N, A, B = [int(_) for _ in sys.stdin.readline().split()]
V = sorted([int(_) for _ in sys.stdin.readline().split()], reverse=True)
D = collections.defaultdict(lambda: 0)
ans = 0
for C in range(A, B+1):
if (sum(V[:C]) / C) == (sum(V[:A]) / A):
ans += comb(V.count(V[C-1]), V[:C].count(V[C-1]))
print(sum(V[:A]) / A)
print(ans)
|
s117784934 | p03776 | u255280439 | 1550811367 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 399 | def main():
N, A, B = [int(_) for _ in sys.stdin.readline().split()]
V = sorted([int(_) for _ in sys.stdin.readline().split()], reverse=True)
D = collections.defaultdict(lambda: 0)
ans = 0
for C in range(A, B+1):
if (sum(V[:C]) / C) == (sum(V[:A]) / A):
ans += comb(V.count(V[C-1]), V[:C].count(V[C-1]))
print(sum(V[:A]) / A)
print(ans)
main()
|
s224142930 | p03776 | u255280439 | 1550811324 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 398 | def main():
N, A, B = [int(_) for _ in sys.stdin.readline().split()]
V = sorted([int(_) for _ in sys.stdin.readline().split()], reverse=True)
D = collections.defaultdict(lambda: 0)
ans = 0
for C in range(A, B+1):
if (sum(V[:C]) / C) == (sum(V[:A]) / A):
ans += comb(V.count(V[C-1]), V[:C].count(V[C-1]))
print(sum(V[:A]) / A)
print(ans)
main() |
s730493669 | p03776 | u001024152 | 1550356283 | Python | Python (3.4.3) | py | Runtime Error | 21 | 3316 | 553 | # D
N,A,B = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
max_mean = sum(v[:A])/A
print(max_mean)
from collections import Counter
from math import factorial
def comb(n,r):
return factorial(n)//(factorial(r)*factorial(n-r))
v_count = Counter(v)
ans = 0
if v[0]==v[A-1]:
n = v_count[v[A-1]]
for r in range(A, B+1):
if r>n: break
ans += comb(n, r)
else:
print(n, r)
n = v_count[v[A-1]]
select_count = Counter(v[:A])
r = select_count[v[A-1]]
ans = comb(n,r)
print(ans) |
s420482283 | p03776 | u001024152 | 1550356086 | Python | Python (3.4.3) | py | Runtime Error | 22 | 3316 | 515 | # D
N,A,B = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
max_mean = sum(v[:A])/A
print(max_mean)
from collections import Counter
from math import factorial
def comb(n,r):
return factorial(n)//(factorial(r)*factorial(n-r))
v_count = Counter(v)
ans = 0
if v[0]==v[A-1]:
n = v_count[v[A-1]]
for r in range(A, B+1):
ans += comb(n, r)
else:
n = v_count[v[A-1]]
select_count = Counter(v[:A])
r = select_count[v[A-1]]
ans = comb(n,r)
print(ans) |
s922199977 | p03776 | u089032001 | 1548820817 | Python | Python (3.4.3) | py | Runtime Error | 346 | 22892 | 565 | from collections import Counter
from scipy.special import comb
def inpl(): return list(map(int, input().split()))
N, a, b = inpl()
array = inpl()
value = Counter(array)
array.sort(reverse=True)
ans = {}
sum_a = 0
kosuu = 0
last = -1
# print("koko")
for i, num in enumerate(array):
# print(i, num)
sum_a += num
if last != num:
kosuu = 1
last = num
else:
kosuu += 1
if a <= i+1 <= b:
ans[sum_a/(i+1)] = ans.get(sum_a/(i+1), 0) + comb(value[num], kosuu)
print("{:.10f}".format(max(ans)))
print(int(ans[max(ans)])) |
s948087466 | p03776 | u745087332 | 1548576257 | Python | Python (3.4.3) | py | Runtime Error | 22 | 3316 | 1060 | # coding:utf-8
import sys
import math
from collections import defaultdict
INF = float('inf')
MOD = 10 ** 9 + 7
def LI(): return [int(x) for x in sys.stdin.readline().split()]
def LS(): return sys.stdin.readline().split()
def II(): return int(sys.stdin.readline())
def SI(): return input()
def comb(n, r):
if n - r < r: return comb(n, n - r)
return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))
n, a, b = LI()
V = LI()
V.sort()
V.reverse()
cnt = defaultdict(int)
sum_v = 0
for i in range(a):
sum_v += V[i]
cnt[V[i]] += 1
# 大きい順にa個選ぶ場合，価値の平均値は最大となる
print(sum_v / a)
# a個選んだ中で一番価値の低いものがいくつ残っているか数える
min_v = V[i]
min_cnt = cnt[min_v]
for i in range(a, n):
v = V[i]
if v != min_v:
break
cnt[v] += 1
if cnt[min_v] == min_cnt:
print(1)
exit()
elif len(cnt.keys()) != 1:
print(cnt[min_v])
exit()
ans = 0
for i in range(b - a + 1):
ans += comb(cnt[min_v], min_cnt + i)
print(ans)
|
s768340250 | p03776 | u745087332 | 1548572788 | Python | Python (3.4.3) | py | Runtime Error | 22 | 3316 | 1035 | # coding:utf-8
import sys
import math
from collections import defaultdict
INF = float('inf')
MOD = 10 ** 9 + 7
def LI(): return [int(x) for x in sys.stdin.readline().split()]
def LS(): return sys.stdin.readline().split()
def II(): return int(sys.stdin.readline())
def SI(): return input()
def comb(n, r):
return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))
n, a, b = LI()
V = LI()
V.sort()
V.reverse()
cnt = defaultdict(int)
sum_v = 0
for i in range(a):
sum_v += V[i]
cnt[V[i]] += 1
# 大きい順にa個選ぶ場合，価値の平均値は最大となる
print(sum_v / a)
# a個選んだ中で一番価値の低いものがいくつ残っているか数える
min_v = V[i]
min_cnt = cnt[min_v]
for i in range(a, n):
v = V[i]
if v != min_v:
break
cnt[v] += 1
if cnt[min_v] == min_cnt:
print(1)
exit()
elif len(cnt.keys()) != 1:
print(comb(cnt[min_v], min_cnt))
exit()
ans = 0
for i in range(b - a + 1):
ans += comb(cnt[min_v], min_cnt + i)
print(ans)
|
s840120163 | p03776 | u923279197 | 1546049530 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 623 | def combination(n, r): # nCrを求める
r = min(n - r, r)
result = 1
for i in range(n, n - r, -1):
result *= i
for i in range(1, r + 1):
result //= i
return result
n,a,b = map(int,input().split())
v = list(map(int,input().split()))
v.sort(reverse=True)
ans1 = v[:a]/a
num1 = v[:a].count(v[a-1])
num2 = v[a:n].count(v[a-1])
ans2 = 0
if v[0] == v[a]:
for i in range(a,n):
if v[i] == v[a-1]:
idx = i + 1
for i in range(a,min(b,idx) + 1):
ans2 += combination(num1 + num2, i)
else:
ans2 = combination(num1 + num2,num1)
print(ans1)
print(ans2) |
s371800047 | p03776 | u026102659 | 1545876361 | Python | Python (3.4.3) | py | Runtime Error | 19 | 3064 | 424 | import math
N, A, B = map(int, input().split())
nums = list(map(int, input().split()))
arg = 0
num = 0
j = N - A
nums.sort()
for i in range(A):
arg += nums[N - i - 1]
arg = arg/A
if nums[j] == nums[N-1]:
re = nums.count(nums[j])
for i in range(A, B+1):
num = num + math.factorial(re) / math.factorial(i) / math.factorial(re-i)
else:
num = nums.count(nums[j])
print(arg)
print(int(num)) |
s866816202 | p03776 | u366133198 | 1542464013 | Python | Python (3.4.3) | py | Runtime Error | 103 | 5620 | 1341 | #!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
https://beta.atcoder.jp/contests/abc057/tasks/abc57_1
"""
import sys
import math
from inspect import currentframe
def debug(*args):
names = {id(v):k for k,v in currentframe().f_back.f_locals.items()}
print(', '.join(names.get(id(arg),'???')+' = '+repr(arg) for arg in args), file=sys.stderr)
u'''calc comibination by pascal's_triangle'''
def combination(n, k):
return pascal(k + 1, n + 1)
pascal_memo = {}
def pascal(i, j):
if i == 1 or i == j:
return 1
else:
if (i, j) not in pascal_memo.keys():
pascal_memo[(i, j)] = pascal(i - 1, j - 1) + pascal(i, j - 1)
return pascal_memo[(i, j)]
N, A, B = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
max_combi = v[:A]
max_mean = sum(max_combi) / A
print(max_mean)
# 一番小さい数字を特定
max_combi_min = min(max_combi)
# 一番小さい数字がvにいくつ含まえれるか
in_v = v.count(max_combi_min)
in_use = max_combi.count(max_combi_min)
#in_useからin_vの場合の数
if max_combi[0] != max_combi[-1]:
print(int(math.factorial(in_v) / (math.factorial(in_use) * math.factorial(in_v - in_use))))
else:
combi_num = 0
for i in range(A, B + 1):
combi_num += combination(in_v, i)
print(combi_num)
|
s048138381 | p03776 | u623601489 | 1540780762 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 161 | N,A,B=map(int,input().split())
lst=list(map(int,input().split()))
lst.sort()
a=lst[-A:]
print(sum(a)/A)
b=lst.count(a[0])
c=lst.count(a[0])
print(b!/(c!*(b-c)!)) |
s650265482 | p03776 | u170201762 | 1540709279 | Python | Python (3.4.3) | py | Runtime Error | 152 | 12512 | 803 | def fact(n):
if n == 0:
return 1
else:
return n*fact(n-1)
def conb(n,r):
return fact(n)//(fact(r)*fact(n-r))
N,A,B = map(int,input().split())
v = list(map(int,input().split()))
v.sort()
v.reverse()
d_all = {}
for i in range(N):
if v[i] not in d_all:
d_all[v[i]] = 0
d_all[v[i]] += 1
import numpy as np
avg = np.cumsum(np.array(v))
for i in range(N):
avg[i]=int(avg[i])/(i+1)
avg = avg[A-1:B]
ans = max(avg)
print(ans)
indices = np.where(avg==ans)[0]
ans = 0
for index in indices:
d_use = {}
use = A + index
v_use = v[:use]
choose=1
for item in v_use:
if item not in d_use:
d_use[item] = 0
d_use[item] += 1
for item in d_use:
choose *= conv(d_all[item],d_use[item])
ans += choose
print(ans) |
s816048196 | p03776 | u368780724 | 1540646741 | Python | Python (3.4.3) | py | Runtime Error | 208 | 15976 | 436 | def inpl(): return [int(i) for i in input().split()]
N, A, B = inpl()
V = inpl()
V = list(reversed(sorted(V)))
x1 = N-1
x2 = 0
for i in range(N):
if V[i] == V[A]:
x1 = min(x1,i)
x2 = max(x2,i)
print(sum(V[0:A])/A)
from scipy.special import comb
ans = 0
if x1 == 0:
for l in range(min(B-1,x2)-A+2):
ans += comb(x2-x1+1,l-x1+1, exact=True)
print(ans)
else:
print(comb(x2-x1+1,A-x1+1, exact=True)) |
s729170558 | p03776 | u270681687 | 1540074298 | Python | Python (3.4.3) | py | Runtime Error | 21 | 3316 | 681 | from collections import Counter
from itertools import combinations
n, a, b = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
v_cum = []
num = 0
for i in range(n):
num += v[i]
v_cum.append(num)
print(v_cum[a-1]/a)
if a == n:
print(1)
else:
if v[a-1] == v[a]:
num = v[a-1]
cf = Counter(v[:a])
cb = Counter(v[a:])
n_cf = cf[num]
n_cb = cb[num]
if cf[num] != a:
print(combinations(n_cf+n_cb, n_cf))
else:
ans = 0
for k in range(a, a+n_cb+1):
ans += combinations(a+n_cb, k)
print(ans)
else:
print(1) |
s500521986 | p03776 | u102126195 | 1538968550 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 1015 | def ABC057D():
N, A, B = map(int, input().split())
v = list(map(int, input().split()))
v = sorted(v)[::-1]
anslist = []
for i in range(A, B + 1):
anslist.append([sum(v[0:i]) / i, i, v[i - 1]])
anslist.sort()
anslist = anslist[::-1]
ans = anslist[0][0]
key = anslist[0][2]
long = anslist[0][1]
print(ans)
for i in range(1, len(anslist)):
if anslist[i][0] == anslist[i - 1][0]:
ans = anslist[i][0]
key = anslist[i][2]
long = anslist[i][1]
else:
break
#print(anslist)
#print(ans, key, long)
cnt = 0
for i in v:
if i == key:
cnt += 1
c = 0
for i in v[:long]:
#print(i)
if i == key:
c += 1
#print(c, long)
ans = 0
if c == long:
for i in range(A, min(B + 1, cnt + 1)):
ans += cc(cnt, i)
else:
ans = cc(cnt, c)
#print(anslist)
#print(cnt, c, long)
print(ans)
ABC057D()
|
s741386962 | p03776 | u631277801 | 1536577687 | Python | Python (3.4.3) | py | Runtime Error | 26 | 3444 | 1966 | import sys
stdin = sys.stdin
def li(): return [int(x) for x in stdin.readline().split()]
def li_(): return [int(x)-1 for x in stdin.readline().split()]
def lf(): return [float(x) for x in stdin.readline().split()]
def ls(): return stdin.readline().split()
def ns(): return stdin.readline().rstrip()
def lc(): return list(ns())
def ni(): return int(ns())
def nf(): return float(ns())
# nの逆元のリスト
def inv_mod(n:int, mod:int) -> list:
inv = [0,1]
for i in range(2,n+1):
inv.append(mod - ((mod//i)*inv[mod%i]) % mod)
return inv
# nの階乗のリスト
def fact(n:int, mod:int) -> list:
fac = [1,1]
res = 1
for i in range(2,n+1):
res = res*i%mod
fac.append(res)
return fac
# nの階乗の逆元のリスト
def fact_inv(n:int, inv:list, mod:int) -> list:
facInv = [1,1]
for i in range(2,n+1):
facInv.append(facInv[i-1]*inv[i] % mod)
return facInv
# 二項係数
def nCr(n:int, r:int, mod:int, fac:list, facInv:list) -> int:
if not (0<=r and r<=n):
return 0
return ((fac[n]*facInv[r]) % mod) * facInv[n-r] % mod
from itertools import accumulate
from collections import Counter
n,a,b = li()
v = li()
v.sort(reverse=True)
v_cum = list(accumulate(v))
ans_cand = []
# 貪欲に最大値を選ぶ
for i in range(a,b+1):
ans_cand.append(v_cum[i-1] / i)
ans = max(ans_cand)
opt_is = []
while ans in ans_cand:
opt_is.append(a + ans_cand.index(ans))
ans_cand[ans_cand.index(int(ans))] = 0
cnt_v = Counter(v)
# 貪欲最大が何通りできるか考える
MOD = 46116646144580591
inv = inv_mod(n, MOD)
fac = fact(n, MOD)
facInv = fact_inv(n,inv, MOD)
pat = 0
for opt_i in opt_is:
opt_set = v[:opt_i]
cnt_opt = Counter(opt_set)
temp = 1
for key_op, val_op in cnt_opt.items():
temp *= nCr(cnt_v[key_op], int(val_op), MOD, fac, facInv)
pat += temp
print(ans)
print(pat) |
s323592505 | p03776 | u631277801 | 1536577516 | Python | Python (3.4.3) | py | Runtime Error | 22 | 3444 | 1957 | import sys
stdin = sys.stdin
def li(): return [int(x) for x in stdin.readline().split()]
def li_(): return [int(x)-1 for x in stdin.readline().split()]
def lf(): return [float(x) for x in stdin.readline().split()]
def ls(): return stdin.readline().split()
def ns(): return stdin.readline().rstrip()
def lc(): return list(ns())
def ni(): return int(ns())
def nf(): return float(ns())
# nの逆元のリスト
def inv_mod(n:int, mod:int) -> list:
inv = [0,1]
for i in range(2,n+1):
inv.append(mod - ((mod//i)*inv[mod%i]) % mod)
return inv
# nの階乗のリスト
def fact(n:int, mod:int) -> list:
fac = [1,1]
res = 1
for i in range(2,n+1):
res = res*i%mod
fac.append(res)
return fac
# nの階乗の逆元のリスト
def fact_inv(n:int, inv:list, mod:int) -> list:
facInv = [1,1]
for i in range(2,n+1):
facInv.append(facInv[i-1]*inv[i] % mod)
return facInv
# 二項係数
def nCr(n:int, r:int, mod:int, fac:list, facInv:list) -> int:
if not (0<=r and r<=n):
return 0
return ((fac[n]*facInv[r]) % mod) * facInv[n-r] % mod
from itertools import accumulate
from collections import Counter
n,a,b = li()
v = li()
v.sort(reverse=True)
v_cum = list(accumulate(v))
ans_cand = []
# 貪欲に最大値を選ぶ
for i in range(a,b+1):
ans_cand.append(v_cum[i-1] / i)
ans = max(ans_cand)
opt_is = []
while ans in ans_cand:
opt_is.append(a + ans_cand.index(ans))
ans_cand[ans_cand.index(int(ans))] = 0
cnt_v = Counter(v)
# 貪欲最大が何通りできるか考える
MOD = 10**18+1
inv = inv_mod(n, MOD)
fac = fact(n, MOD)
facInv = fact_inv(n,inv, MOD)
pat = 0
for opt_i in opt_is:
opt_set = v[:opt_i]
cnt_opt = Counter(opt_set)
temp = 1
for key_op, val_op in cnt_opt.items():
temp *= nCr(cnt_v[key_op], int(val_op), MOD, fac, facInv)
pat += temp
print(ans)
print(pat) |
s140982237 | p03776 | u550574002 | 1536229670 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 309 | n,a,b = map(int,input().split())
vs = sorted([int(v) for v in input().split()],reverse=True)
print(sum(vs[:a])/a)
binom = [1]
for k in range(vs.count(vs[a-1])):
binom = [x+y for (x, y) in zip(binom+[0],[0]+binom)]
if vs[a-1] == vs[0]:
print(sum(binom[a:b+1]))
else:
print(binom[vs.index(vs[a-1])]) |
s311805688 | p03776 | u255280439 | 1535765257 | Python | Python (3.4.3) | py | Runtime Error | 191 | 14884 | 3161 | import sys
import math
import collections
import itertools
import array
import inspect
from scipy.special import comb
# Set max recursion limit
sys.setrecursionlimit(1000000)
# Debug output
def chkprint(*args):
names = {
id(v): k
for k, v in inspect.currentframe().f_back.f_locals.items()
}
print(', '.join(
names.get(id(arg), '???') + ' = ' + repr(arg) for arg in args))
# Binary converter
def to_bin(x):
return bin(x)[2:]
def li_input():
return [int(_) for _ in input().split()]
def gcd(n, m):
if n % m == 0:
return m
else:
return gcd(m, n % m)
def gcd_list(L):
v = L[0]
for i in range(1, len(L)):
v = gcd(v, L[i])
return v
def lcm(n, m):
return (n * m) // gcd(n, m)
def lcm_list(L):
v = L[0]
for i in range(1, len(L)):
v = lcm(v, L[i])
return v
# Width First Search (+ Distance)
def wfs_d(D, N, K):
"""
D: 隣接行列(距離付き)
N: ノード数
K: 始点ノード
"""
dfk = [-1] * (N + 1)
dfk[K] = 0
cps = [(K, 0)]
r = [False] * (N + 1)
r[K] = True
while len(cps) != 0:
n_cps = []
for cp, cd in cps:
for i, dfcp in enumerate(D[cp]):
if dfcp != -1 and not r[i]:
dfk[i] = cd + dfcp
n_cps.append((i, cd + dfcp))
r[i] = True
cps = n_cps[:]
return dfk
# Depth First Search (+Distance)
def dfs_d(v, pre, dist):
"""
v: 現在のノード
pre: １つ前のノード
dist: 現在の距離
以下は別途用意する
D: 隣接リスト(行列ではない)
D_dfs_d: dfs_d関数で用いる，始点ノードから見た距離リスト
"""
global D
global D_dfs_d
D_dfs_d[v] = dist
for next_v, d in D[v]:
if next_v != pre:
dfs_d(next_v, v, dist + d)
return
def sigma(N):
ans = 0
for i in range(1, N + 1):
ans += i
return ans
class Combination:
def __init__(self, n, mod=10**100):
g1 = [1, 1]
g2 = [1, 1]
inverse = [0, 1]
for i in range(2, n + 1):
g1.append((g1[-1] * i) % mod)
inverse.append((-inverse[mod % i] * (mod // i)) % mod)
g2.append((g2[-1] * inverse[-1]) % mod)
self.MOD = mod
self.N = n
self.g1 = g1
self.g2 = g2
self.inverse = inverse
def __call__(self, n, r):
if (r < 0 or r > n):
return 0
r = min(r, n - r)
return self.g1[n] * self.g2[r] * self.g2[n - r] % self.MOD
# --------------------------------------------
dp = None
def main():
N, A, B = li_input()
V = li_input()
V.sort(reverse=True)
maxavg = sum(V[:A]) / A
V_ = V[:A]
if V_[0] == V_[-1]:
n = V.count(V_[0])
ans = 0
for r in range(A, min(n + 1, B + 1)):
ans += comb(n, r)
print(maxavg)
print(int(ans))
else:
n = V.count(V_[-1])
r = V_.count(V_[-1])
ans = comb(n, r)
print(maxavg)
print(int(ans))
main()
|
s545772974 | p03776 | u445863230 | 1530230310 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 631 | poo=input().split()
shoop=[1]
lop=[]
for i in range(int(poo[0])):
lop.append(int(input()))
shoop.append(shoop[i]*(i+1))
jop=lop.copy()
j=int(poo[1])
staph=int(poo[2])
joop=0
z=0
zop=jop.count(max(jop))
while z<j:
joop+=max(lop)
lop.remove(max(lop))
z+=1
print(joop/j)
jum=1
shazam=0
while j>=zop:
shazam+=zop
j=j-zop
for i in range(zop):
jop.remove(max(jop))
zop=jop.count(max(jop))
if zop>j and j>0:
jum=0
som=int(poo[1])
while min(staph,shazam+zop)>=som:
while j<=som:
jum+=shoop[zop]//(shoop[j]*shoop[zop-j])
j+=1
som+=1
print(jum)
|
s467836587 | p03776 | u445863230 | 1530226160 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 636 | poo=input().split()
lop=[]
for i in range(int(poo[0])):
lop.append(int(input()))
j=int(poo[1])
joop=0
z=0
while z<j:
joop+=max(jop)
jop.remove(max(jop))
z+=1
print(loo/j)
sum=0
zop=lop.count(max(lop))
while j>zop:
prod=1
sop=0
while sop<zop:
prod=prod*(zop-sop)
sop+=1
sum+=prod
j=j-zop
for i in range(zop):
lop.remove(max(lop))
zop=lop.count(max(lop))
if lop.count(max(lop))>=j and j>0:
while joop<j:
joop+=1
sop=0
prod=1
while sop<j:
prod=prod*(lop.count(max(lop))-sop)
sop+=1
sum+=prod
print(sum)
|
s209162557 | p03776 | u445863230 | 1530225782 | Python | Python (3.4.3) | py | Runtime Error | 19 | 3064 | 635 | poo=input().split()
lop=[]
for i in range(int(poo[0])):
lop.append(int(input()))
j=int(poo[1])
joop=0
z=0
while z<j:
loo+=max(jop)
jop.remove(max(jop))
z+=1
print(loo/j)
sum=0
zop=lop.count(max(lop))
while j>zop:
prod=1
sop=0
while sop<zop:
prod=prod*(zop-sop)
sop+=1
sum+=prod
j=j-zop
for i in range(zop):
lop.remove(max(lop))
zop=lop.count(max(lop))
if lop.count(max(lop))>=j and j>0:
while joop<j:
joop+=1
sop=0
prod=1
while sop<j:
prod=prod*(lop.count(max(lop))-sop)
sop+=1
sum+=prod
print(sum)
|
s998083761 | p03776 | u503283842 | 1530164470 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 652 | b=int(x[2])
v=input().split()
x=0
while x<n:
v[x]=int(v[x])
x+=1
v.sort()
ave=0
for i in range(a):
ave+=v[-i-1]
print(ave/a)
up=1
down=1
ans=0
x=v[-a:].count(v[-a])
y=v.count(v[-a])
if v[-1]!=v[-a]:
for i in range(1,y+1):
up*=i
for i in range(1,x):
down*=i
for i in range(1, y-x+1):
down*=i
print(up//down)
else:
ii=a
while ii<=b and v[-ii]==v[-1]:
up=1
down=1
for i in range(1,y+1):
up*=i
for i in range(1,ii+1):
down*=i
for i in range(1, y-ii+1):
down*=i
ans+=(up//down)
ii+=1
print(ans) |
s760455443 | p03776 | u503283842 | 1530163573 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 694 | x=input().split()
n=int(x[0])
a=int(x[1])
b=int(x[2])
v=input().split()
x=0
while x<n:
v[x]=int(v[x])
x+=1
v.sort()
ave=0
for i in range(a):
ave+=v[-i-1]
print(ave/a)
up=1
down=1
ans=0
x=v[-a:].count(v[-a])
y=v.count(v[-a])
if v[-1]!=v[-a]:
for i in range(1,y+1):
up*=i
for i in range(1,x):
down*=i
for i in range(1, y-x+1):
down*=i
print(up//down)
else:
ii=a
while v[-ii]==v[-1] and ii<=b:
up=1
down=1
for i in range(1,y+1):
up*=i
for i in range(1,ii+1):
down*=i
for i in range(1, y-ii+1):
down*=i
ans+=(up//down)
ii+=1
print(ans) |
s354895396 | p03776 | u503283842 | 1530163203 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 695 | x=input().split()
n=int(x[0])
a=int(x[1])
b=int(x[2])
v=input().split()
x=0
while x<n:
v[x]=int(v[x])
x+=1
v.sort()
ave=0
for i in range(a):
ave+=v[-i-1]
print(ave/a)
up=1
down=1
ans=0
x=v[-a:].count(v[-a])
y=v.count(v[-a])
if v[-1]!=v[-a]:
for i in range(2,y+1):
up*=i
for i in range(2,x):
down*=i
for i in range(2, y-x+1):
down*=i
print(up//down)
else:
ii=a
while v[-ii]==v[-1] and ii<=b:
up=1
down=1
for i in range(1,y+1):
up*=i
for i in range(1,ii+1):
down*=i
for i in range(1, y-ii+1):
down*=i
ans+=(up//down)
ii+=1
print(ans)
|
s347621787 | p03776 | u503283842 | 1530162734 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3188 | 642 | n=int(x[0])
a=int(x[1])
b=int(x[2])
v=input().split()
x=0
while x<n:
v[x]=int(v[x])
x+=1
v.sort()
ave=0
for i in range(a):
ave+=v[-i-1]
print(ave/a)
up=1
down=1
ans=0
x=v[-a:].count(v[-a])
y=v.count(v[-a])
if v[-1]!=v[-a]:
for i in range(2,y+1):
up*=i
for i in range(2,x):
down*=i
for i in range(2, y-x+1):
down*=i
print(up//down)
else:
i=a
while v[-i]==v[-1] and i!=b:
for i in range(2,y+1):
up*=i
for i in range(2,i+1):
down*=i
for i in range(2, y-i+1):
down*=i
ans+=(up//down)
i+=1
print(ans) |
s753349485 | p03776 | u064408584 | 1529292695 | Python | Python (3.4.3) | py | Runtime Error | 23 | 3444 | 436 | import math
from collections import Counter
def f(a,b):
return math.factorial(a) // (math.factorial(a - b) * math.factorial(b))
n,a,b=map(int, input().split())
v=list(map(int, input().split()))
v.sort(reverse=True)
c=Counter(v)
count=0
if a==1 or v[0]==v[a-1]:
for i in range(a,min(b,c[v[0]])+1):
count+=f(min(b,c[v[0]]),i)
print(v[0])
print(count)
else:
print(sum(v[:a])/a)
print(f(c[v[a]],a-c[v[0]])) |
s941984636 | p03776 | u278479217 | 1527137776 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 768 | # from math import inf
inf = 10**50
N, M = map(int, input().split())
edges = []
for j in range(M):
edges.append(list(map(int, input().split())))
d = [0] + ([-inf]*(N-1))
pred = [None] * N
for i in range(N-1):
for j in range(M):
u = edges[j][0]-1
v = edges[j][1]-1
w = edges[j][2]
if (d[v] < d[u] + w) and (d[u] != -inf):
d[v] = d[u] + w
pred[v] = u
positive_loop = False
for i in range(N):
for j in range(M):
u = edges[j][0]-1
v = edges[j][1]-1
w = edges[j][2]
if (v == N-1) and (d[u] + w > d[v]) and (d[u] != -inf):
positive_loop = True
break
if positive_loop:
break
if positive_loop:
print("inf")
else:
print(d[N-1])
|
s824986801 | p03776 | u218843509 | 1525586847 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 496 | from math import factorial
n, a, b = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
n1 = v.count(v[a - 1])
n2 = v[:a].count(v[:a][a - 1])
print(sum(v[:a]) / a)
if len(set(v[:a])) != 1:
if n1 == n2:
print(1)
else:
print(int(factorial(n1) / (factorial(n2) * factorial(n1 - n2))))
else:
ans = 0
if n1 == 1:
print(1)
else:
for i in range(a, min(n1, b + 1)):
if
ans += int(factorial(n1) / (factorial(i) * factorial(n1 - i)))
print(int(ans)) |
s553884636 | p03776 | u218843509 | 1525586721 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 480 | from math import factorial
n, a, b = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
n1 = v.count(v[a - 1])
n2 = v[:a].count(v[:a][a - 1])
print(sum(v[:a]) / a)
if len(set(v[:a])) != 1:
if n1 == n2:
print(1)
else:
print(int(factorial(n1) / (factorial(n2) * factorial(n1 - n2))))
else:
ans = 0
if n1 == 1:
print(1)
else:
for i in range(a, b + 1):
ans += int(factorial(n1) / (factorial(i) * factorial(n1 - i)))
print(int(ans)) |
s741525559 | p03776 | u218843509 | 1525586540 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 413 | from math import factorial
n, a, b = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
n1 = v.count(v[a - 1])
n2 = v[:a].count(v[:a][a - 1])
print(sum(v[:a]) / a)
if len(set(v[:a])) != 1:
print(int(factorial(n1) / (factorial(n2) * factorial(n1 - n2))))
else:
ans = 0
for i in range(a, b + 1):
ans += int(factorial(n1) / (factorial(i) * factorial(n1 - i)))
print(int(ans)) |
s856396856 | p03776 | u218843509 | 1525586447 | Python | Python (3.4.3) | py | Runtime Error | 36 | 5176 | 418 | from fractions import factorial
n, a, b = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
n1 = v.count(v[a - 1])
n2 = v[:a].count(v[:a][a - 1])
print(sum(v[:a]) / a)
if len(set(v[:a])) != 1:
print(int(factorial(n1) / (factorial(n2) * factorial(n1 - n2))))
else:
ans = 0
for i in range(a, b + 1):
ans += int(factorial(n1) / (factorial(i) * factorial(n1 - i)))
print(int(ans)) |
s369035825 | p03776 | u218843509 | 1525586340 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 423 | import math
n, a, b = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
n1 = v.count(v[a - 1])
n2 = v[:a].count(v[:a][a - 1])
print(sum(v[:a]) / a)
if len(set(v[:a])) != 1:
print(int(math.factorial(n1) / (math.factorial(n2) * math.factorial(n1 - n2))))
else:
ans = 0
for i in range(a, b + 1):
ans += int(math.factorial(n1) / (math.factorial(i) * math.factorial(n1 - i)))
print(ans) |
s018973434 | p03776 | u429843511 | 1522371359 | Python | Python (3.4.3) | py | Runtime Error | 195 | 15332 | 650 | import numpy as np
import scipy.special as ss
N, A, B = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
v = np.array(v)
##print(v)
ansarray = v[0:A]
##print(ansarray)
ave = np.mean(ansarray)
print(float(ave))
mi = min(ansarray)
ma = max(ansarray)
biggerarray = v[v>mi]
m = len(biggerarray)
numminarray = v[v==mi]
a = len(numminarray)
##print(nummin)
##print(num_kouho)
ans = 0
if ma == mi:
if m+a <= B:
for i in range(A-m,a+1):
ans+=ss.comb(a,i)
else:
for i in range(A-m,B-m+1):
ans+=ss.comb(a,i)
else:
ans = a
#print('a=',a)
#print('m=',m)
print(int(ans))
|
s458256840 | p03776 | u429843511 | 1522370770 | Python | Python (3.4.3) | py | Runtime Error | 307 | 20776 | 637 | import numpy as np
import scipy.special as ss
N, A, B = map(int, input().split())
v = list(map(int, input().split()))
v.sort(reverse=True)
v = np.array(v)
##print(v)
ansarray = v[0:A]
##print(ansarray)
ave = np.mean(ansarray)
print(ave)
mi = min(ansarray)
ma = max(ansarray)
biggerarray = v[v>mi]
m = len(biggerarray)
numminarray = v[v==mi]
a = len(numminarray)
##print(nummin)
##print(num_kouho)
ans = 0
if ma == mi:
if m+a <= B:
for i in range(A-m,a+1):
ans+=ss.comb(a,i)
else:
for i in range(A-m,B-m+1):
ans+=ss.comb(a,i)
else:
ans = a
#print('a=',a)
#print('m=',m)
print(int(ans)) |
s064507741 | p03776 | u761320129 | 1505955485 | Python | Python (3.4.3) | py | Runtime Error | 23 | 3316 | 578 | from collections import Counter
N,A,B = map(int,input().split())
src = list(map(int,input().split()))
src.sort(reverse=True)
ave = sum(src[:A]) / A
print(ave)
counter = Counter(src)
cnt = counter[src[0]]
ncr = [[1]]
for n in range(1,N+1):
ncr.append([1])
for r in range(1,n):
ncr[n].append(ncr[n-1][r-1] + ncr[n-1][r])
ncr[n].append(1)
if cnt < A:
last = src[A-1]
n = counter[last]
r = src[:A].count(last)
print(ncr[n][r])
elif cnt == A:
print(1)
else:
ans = 0
for r in range(A,B+1):
ans += ncr[cnt][r]
print(ans)
|
s195182365 | p03776 | u761320129 | 1505955143 | Python | Python (3.4.3) | py | Runtime Error | 24 | 3444 | 550 | from collections import Counter
N,A,B = map(int,input().split())
src = list(map(int,input().split()))
src.sort(reverse=True)
ave = sum(src[:A]) / A
print(ave)
counter = Counter(src)
cnt = counter[src[0]]
ncr = [[1]]
for n in range(1,N+1):
ncr.append([1])
for r in range(1,n):
ncr[n].append(ncr[n-1][r-1] + ncr[n-1][r])
ncr[n].append(1)
if cnt < A:
last = src[A-1]
n = counter[last]
r = src[:A].count(last)
print(ncr[n][r])
else:
ans = 0
for r in range(A,B+1):
ans += ncr[cnt][r]
print(ans)
|
s465792469 | p03776 | u343437894 | 1499483442 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3188 | 608 | from math import factorial
n, a, b = map(int, input().split(" "));
v = list(map(int, input().split(" ")))
def product(iterable):
prod = 1
for n in iterable:
prod *= n
return prod
def npr(n, r):
return product(range(n - r + 1, n + 1))
def ncr(n, r):
if r > n // 2:
r = n - r
return npr(n, r) // factorial(r)
v.sort();
revv=list(reversed(v))
print(sum(v[-a:])/a)
revpos=revv.index(v[-a]);
num=v.count(v[-a]);
ans=0
if v[-1] == v[-a] == v[-a-1]:
for i in range(a-revpos, b-revpos+1):
ans+=ncr(num, i);
print(ans);
else:
print(ncr(num,a-revpos));
|
s231820336 | p03776 | u343437894 | 1499483388 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 563 | from math import factorial
n, a, b = map(int, input().split(" "));
v = list(map(int, input().split(" ")))
def product(iterable):
prod = 1
for n in iterable:
prod *= n
return prod
def npr(n, r):
return product(range(n - r + 1, n + 1))
def ncr(n, r):
if r > n // 2:
r = n - r
return npr(n, r) // factorial(r)
v.sort();
revv=list(reversed(v))
print(sum(v[-a:])/a)
ans=0
if v[-1] == v[-a] == v[-a-1]:
for i in range(a-revpos, b-revpos+1):
ans+=ncr(num, i);
print(ans);
else:
print(ncr(num,a-revpos));
|
s929948426 | p03776 | u343437894 | 1499483258 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 547 | from math import factorial
n, a, b = map(int, input().split(" "));
v = list(map(int, input().split(" ")))
def product(iterable):
prod = 1
for n in iterable:
prod *= n
return prod
def npr(n, r):
return product(range(n - r + 1, n + 1))
def ncr(n, r):
if r > n // 2:
r = n - r
return npr(n, r) // factorial(r)
v.sort();
revv=list(reversed(v))
print(sum(v[-a:])/a)
ans=0
if v[-1] == v[-a] == v[-a-1]:
for i in range(a-revpos, b-revpos+1):
ans+=ncr(num, i);
print(ans);
else:
print(1);
|
s440669990 | p03776 | u343437894 | 1499482164 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3188 | 580 | from math import factorial
n, a, b = map(int, input().split(" "));
v = list(map(int, input().split(" ")))
def product(iterable):
prod = 1
for n in iterable:
prod *= n
return prod
def npr(n, r):
return product(range(n - r + 1, n + 1))
def ncr(n, r):
if r > n // 2:
r = n - r
return npr(n, r) // factorial(r)
v.sort();
revv=list(reversed(v))
print(sum(v[-a:])/a)
revpos=revv.index(v[-a]);
num=v.count(v[-a]);
ans=0;
if a == revpos:
print(1);
else:
for i in range(a-revpos, b-revpos+1):
ans+=ncr(num, i);
print(ans);
|
s759730079 | p03776 | u343437894 | 1499482121 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 579 | from math import factorial
n, a, b = map(int, input().split(" "));
v = list(map(int, input().split(" ")))
def product(iterable):
prod = 1
for n in iterable:
prod *= n
return prod
def npr(n, r):
return product(range(n - r + 1, n + 1))
def ncr(n, r):
if r > n // 2:
r = n - r
return npr(n, r) // factorial(r)
v.sort();
revv=list(reversed(v))
print(sum(v[-a:])/a)
revpos=revv.index(v[-a]);
num=v.count(v[-a]);
ans=0;
if a == revpos:
print 1;
else:
for i in range(a-revpos, b-revpos+1):
ans+=ncr(num, i);
print(ans);
|
s733400438 | p03776 | u343437894 | 1499481864 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 532 | from math import factorial
n, a, b = map(int, input().split(" "));
v = list(map(int, input().split(" ")))
def product(iterable):
prod = 1
for n in iterable:
prod *= n
return prod
def npr(n, r):
return product(range(n - r + 1, n + 1))
def ncr(n, r):
if r > n // 2:
r = n - r
return npr(n, r) // factorial(r)
v.sort();
revv=list(reversed(v))
print(sum(v[-a:])/a)
revpos=revv.index(v[-a]);
num=v.count(v[-a]);
ans=0;
for i in range(a-revpos, b-revpos+1):
ans+=ncr(num, i);
print(ans);
|
s869665077 | p03776 | u343437894 | 1499481789 | Python | Python (3.4.3) | py | Runtime Error | 19 | 3064 | 532 | from math import factorial
n, a, b = map(int, input().split(" "));
v = list(map(int, input().split(" ")))
def product(iterable):
prod = 1
for n in iterable:
prod *= n
return prod
def npr(n, r):
return product(range(n - r + 1, n + 1))
def ncr(n, r):
if r > n // 2:
r = n - r
return npr(n, r) // factorial(r)
v.sort();
revv=list(reversed(v))
print(sum(v[-a:])/a)
revpos=revv.index(v[-a]);
num=v.count(v[-a]);
ans=0;
for i in range(a-revpos, b-revpos+1):
ans+=ncr(num, i);
print(ans);
|
s368307092 | p03776 | u667084803 | 1494453469 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 611 | import math
N,A,B=map(int, input().split())
v=list(map(int, input().split()))
v.sort()
v.reverse()
w=0
for i in range (0,A):
w+=v[i]
ave=w/A
print(ave)
min=v[A]
C=v[0:A].count(min)#最低個数
D=v[0:A].count(min)+B-A#要素が増えても平均が落ちない場合の最大個数
if v[0]!=v[A]:#要素が増えたら平均が落ちる場合
D=A
for k in range (0,A):
if v[k]>v[A]:
D-=1#最大個数はB-(v[A]より大きいものの個数)
p=v.count(min)#最小の人たちの個数
q=0
for k in range (C,D+1):
q+=math.factorial(p)/(math.factorial(p-k)*math.factorial(k))
print(int(q))
|
s542536192 | p03776 | u975024434 | 1493259319 | Python | Python (3.4.3) | py | Runtime Error | 21 | 3316 | 480 | def combi(n, r):
if r == 0 or n == r:
return 1
return combi(n-1, r-1) + combi(n-1, r)
n, a, b = map(int, input().split())
items = sorted(map(int, input().split()), reverse=True)
max_ave_list = imtes[:a]
print(sum(max_ave_list)/len(max_ave_list))
m = max_ave_list.count(max_ave_list[-1])
l = items.count(max_ave_list[-1])
if l == m:
print(1)
elif max_ave_list[0] != max_ave_list[-1]:
print(combi(l, m))
else:
print(sum(combi(l, k) for k in range(m, min(b, l) + 1))) |
s237078110 | p03776 | u975024434 | 1493258095 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3192 | 1317 |
def f1(i):
if(i == 1):
return 1
return i*f1(i-1)
def f2(a, b):
print(a, b)
return f1(a)/(f1(b)*f1(a-b))
a = [int(i) for i in input().split()]
v = [int(i) for i in input().split()]
sorted_v = sorted(v)
b = []
c = {}
sum = 0
count = 0
for i in range(a[1]):
b.append(sorted_v[a[0] - i -1])
if(not sorted_v[a[0] - i -1] in c):
c[sorted_v[a[0] - i -1]] = 1
else:
c[sorted_v[a[0] - i -1]] += 1
sum += sorted_v[a[0] - i -1]
count += 1
pattern = 1
memory = count
max = max(b)
if(max == sorted_v[a[0] - memory -1] and count == c[sorted_v[a[0] - memory -1]] ):
tmp = c[max]
while(max == sorted_v[a[0] - memory -1]):
c[max] += 1
memory += 1
if(a[0] - memory -1 == -1):
break
if(c[max] > a[2]):
pattern = 0
pattern = f2(c[max], a[2])
else:
pattern = 1
for i in range(a[1], min(c[max], a[2])):
pattern += f2(c[max], i)
else:
if(sorted_v[a[0] - memory -1] == b[-1]):
e = c[sorted_v[a[0] - memory -1]]
while(sorted_v[a[0] - memory -1] == b[-1]):
c[sorted_v[a[0] - memory -1]] += 1
memory += 1
if(a[0] - memory -1 == -1):
memory -= 1
break
pattern = f2(c[sorted_v[a[0] - memory -1]], e)
else:
pattern = 1
print("{0:.7f}".format(sum/count))
print(pattern) |
s499327548 | p03776 | u103099441 | 1492904213 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 279 | n, a, b = map(int, input().split())
li = []
for i in range(n):
li.append(int(input()))
li = sorted(li)
m = sum(li[-a: -1])
print(m)
c = 0
p = 1
for i in range(b - a):
if li[-a - i] == li[-a]:
c += 1
for i in li[-a: -1]:
if i == li[-a]:
p += c
print(p) |
s569690499 | p03776 | u340781749 | 1492704125 | Python | Python (3.4.3) | py | Runtime Error | 59 | 3980 | 677 | def memoize(f):
cache = {}
def func(*args):
if args not in cache:
cache[args] = f(*args)
return cache[args]
return func
@memoize
def combi(n, r):
if r == 0 or n == r:
return 1
return combi(n - 1, r - 1) + combi(n - 1, r)
n, a, b = map(int, input().split())
items = sorted(map(int, input().split()), reverse=True)
max_ave_list = items[:a]
print(sum(max_ave_list) / len(max_ave_list))
m = max_ave_list.count(max_ave_list[-1])
l = items.count(max_ave_list[-1])
if l == m:
print(1)
elif max_ave_list[0] != max_ave_list[-1]:
print(combi(l, m))
else:
print(sum(combi(l, k) for k in range(m, max(b, l) + 1)))
|
s297136377 | p03776 | u104282757 | 1491688002 | Python | PyPy3 (2.4.0) | py | Runtime Error | 172 | 38512 | 747 | import numpy as np
import itertools
N, A, B = list(map(int, input().split()))
V = np.array(list(map(int, input().split())))
V.sort()
V[:] = V[::-1]
def nCr(n, r):
return(len(list(itertools.combinations(np.arange(n), p))))
d = V[A-1]
# unless all equal, we only need A
if d == V.max():
# count how many d
d_eq_cnt = np.count_nonzero(V == d)
res = nCr(d_eq_cnt, A)
res_sum = res
for k in range(1, min(B, d_eq_cnt) + 1 - A):
res = res * (d_eq_cnt - (A+k-1)) // (A+k)
res_sum += res
print(V[:A].mean())
print(res_sum)
else:
# count how many d
d_eq_cnt = np.count_nonzero(V == d)
d_lq_cnt = np.count_nonzero(V > d)
print(V[:A].mean())
print(nCr(d_eq_cnt, A - d_lq_cnt))
|
s401656225 | p03776 | u306773664 | 1491213286 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 539 | #! coding: UTF-8
data1 = list(map(int,input().split(" ")))
N = data1[0]
A = data1[1]
B = data1[2]
data2 = list(map(int,input().split(" ")))
data2.sort(reverse=True)
max_avr = sum(data2[:A]) / A
a_num = data2.count(data2[A-1])
a_pos = data2[:A].count(data2[A-1])
#確率統計nCr
import math
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
cnt = 0
if a_pos == A:
while a_pos <= B:
cnt += nCr(a_num,a_pos)
a_pos += 1
else:
cnt = nCr(a_num,a_pos)
print("{0:.10f}".format(max_avr))
print(int(cnt))
|
s318847071 | p03776 | u306773664 | 1491212268 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 538 | #! coding: UTF-8
data1 = list(map(int,input().split(" ")))
N = data1[0]
A = data1[1]
B = data1[2]
data2 = list(map(int,input().split(" ")))
data2.sort(reverse=True)
max_avr = sum(data2[:A]) / A
a_num = data2.count(data2[A-1])
a_pos = data2[:A].count(data2[A-1])
#確率統計nCr
import math
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
cnt = 0
if a_pos == A:
while a_pos <= B:
cnt += nCr(a_num,a_pos)
a_pos += 1
else:
cnt = nCr(a_num,a_pos)
print("{0:.6f}".format(max_avr))
print(int(cnt))
|
s431488532 | p03776 | u306773664 | 1491211997 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 576 | #! coding: UTF-8
data1 = list(map(int,input().split(" ")))
N = data1[0]
A = data1[1]
B = data1[2]
data2 = list(map(int,input().split(" ")))
data2.sort(reverse=True)
max_avr = sum(data2[:A]) / A
a_num = 0
a_pos = 0
for i in range(N):
if data2[i] == data2[A-1]:
a_num += 1
if i < A:
a_pos += 1
#確率統計nCr
import math
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
cnt = 0
if a_pos == A:
while a_pos <= B:
cnt += nCr(a_num,a_pos)
a_pos += 1
else:
cnt = nCr(a_num,a_pos)
print("{0:.6f}".format(max_avr))
print(int(cnt))
|
s110809690 | p03776 | u306773664 | 1491210680 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 586 | #! coding: UTF-8
data1 = list(map(int,input().split(" ")))
N = data1[0]
A = data1[1]
B = data1[2]
data2 = list(map(int,input().split(" ")))
data2.sort(reverse=True)
max_avr = sum(data2[:A])
max_avr /= A
a_num = 0
a_pos = 0
for i in range(N):
if data2[i] == data2[A-1]:
a_num += 1
if i < A:
a_pos += 1
#確率統計nCr
import math
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
cnt = 0
if a_pos == A:
while a_pos <= B:
cnt += nCr(a_num,a_pos)
a_pos += 1
else:
cnt += nCr(a_num,a_pos)
print("{0:.6f}".format(max_avr))
print(int(cnt))
|
s073146522 | p03776 | u306773664 | 1491210388 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 613 | #! coding: UTF-8
data1 = list(map(int,input().split(" ")))
N = data1[0]
A = data1[1]
B = data1[2]
data2 = list(map(int,input().split(" ")))
data2.sort(reverse=True)
max_avr = 0
for i in range(A):
max_avr += data2[i]
max_avr /= A
a_num = 0
a_pos = 0
for i in range(N):
if data2[i] == data2[A-1]:
a_num += 1
if i < A:
a_pos += 1
#確率統計nCr
import math
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
cnt = 0
if a_pos == A:
while a_pos <= B:
cnt += nCr(a_num,a_pos)
a_pos += 1
else:
cnt += nCr(a_num,a_pos)
print("{0:.6f}".format(max_avr))
print(int(cnt))
|
s155223875 | p03776 | u076936237 | 1491006657 | Python | Python (3.4.3) | py | Runtime Error | 26 | 6816 | 24053 |
class Comb:
def __init__(self, N):
super(Comb, self).__init__()
self.dic = {(7, 3): 35, (31, 6): 736281, (46, 42): 163185, (42, 33): 445891810, (41, 13): 17620076360, (16, 9): 11440, (40, 22): 113380261800, (19, 4): 3876, (43, 3): 12341, (41, 23): 202112640600, (22, 19): 1540, (46, 12): 38910617655, (20, 7): 77520, (44, 4): 135751, (42, 20): 513791607420, (47, 9): 1362649145, (21, 6): 54264, (36, 34): 630, (43, 25): 608359048206, (8, 5): 56, (32, 2): 496, (37, 35): 666, (35, 15): 3247943160, (33, 3): 5456, (48, 37): 22595200368, (36, 8): 30260340, (10, 7): 120, (34, 8): 18156204, (49, 32): 6499270398159, (42, 10): 1471442973, (37, 13): 3562467300, (35, 21): 2319959400, (50, 39): 37353738800, (24, 14): 1961256, (14, 1): 14, (38, 2): 703, (36, 22): 3796297200, (25, 15): 3268760, (15, 4): 1365, (39, 11): 1676056044, (37, 23): 6107086800, (26, 12): 9657700, (50, 1): 50, (48, 17): 4244421484512, (29, 17): 51895935, (3, 2): 3, (27, 1): 27, (49, 28): 39049918716424, (30, 14): 145422675, (28, 10): 13123110, (50, 27): 108043253365600, (31, 15): 300540195, (46, 45): 46, (29, 11): 34597290, (40, 29): 2311801440, (30, 16): 145422675, (19, 13): 27132, (17, 13): 2380, (41, 24): 151584480450, (31, 21): 44352165, (46, 23): 8233430727600, (20, 14): 38760, (44, 3): 13244, (18, 10): 43758, (42, 31): 4280561376, (23, 19): 8855, (40, 35): 658008, (21, 15): 54264, (45, 2): 990, (43, 30): 36576848168, (43, 39): 123410, (32, 25): 3365856, (22, 12): 646646, (44, 25): 1408831480056, (33, 4): 40920, (23, 9): 817190, (38, 35): 8436, (45, 28): 1103068603890, (34, 3): 5984, (35, 26): 70607460, (24, 21): 2024, (14, 8): 3003, (38, 5): 501942, (12, 8): 495, (36, 29): 8347680, (25, 16): 2042975, (15, 13): 105, (41, 36): 749398, (37, 16): 12875774670, (40, 14): 23206929840, (26, 23): 2600, (48, 8): 377348994, (38, 31): 12620256, (27, 6): 296010, (49, 21): 39049918716424, (39, 30): 211915132, (28, 1): 28, (45, 9): 886163135, (5, 1): 5, (29, 4): 23751, (16, 7): 11440, (40, 4): 91390, (30, 27): 4060, (19, 18): 19, (17, 6): 12376, (41, 1): 41, (31, 18): 206253075, (46, 30): 991493848554, (42, 35): 26978328, (18, 5): 8568, (41, 15): 63432274896, (47, 31): 1503232609098, (21, 8): 203490, (34, 32): 561, (32, 16): 601080390, (22, 7): 170544, (44, 16): 416714805914, (33, 29): 40920, (23, 6): 100947, (45, 37): 215553195, (45, 21): 3773655750150, (10, 9): 10, (34, 26): 18156204, (39, 35): 82251, (11, 4): 330, (35, 3): 6545, (44, 34): 2481256778, (48, 41): 73629072, (12, 7): 792, (36, 4): 58905, (43, 42): 43, (15, 10): 3003, (13, 6): 1716, (37, 25): 1852482996, (24, 2): 276, (48, 15): 1093260079344, (38, 22): 22239974430, (25, 3): 2300, (49, 14): 675248872536, (39, 23): 37711260990, (28, 24): 20475, (50, 13): 354860518600, (45, 34): 10150595910, (49, 11): 29135916264, (6, 1): 6, (30, 2): 435, (45, 32): 73006209045, (7, 4): 35, (31, 27): 31465, (46, 33): 101766230790, (42, 1): 42, (40, 17): 88732378800, (21, 17): 5985, (19, 1): 19, (43, 12): 15338678264, (32, 23): 28048800, (46, 11): 13340783196, (35, 34): 35, (33, 22): 193536720, (47, 18): 4568648125690, (47, 2): 1081, (45, 14): 166871334960, (34, 21): 927983760, (32, 13): 347373600, (35, 8): 23535820, (33, 8): 13884156, (48, 32): 2254848913647, (36, 3): 7140, (34, 15): 1855967520, (49, 45): 211876, (37, 2): 666, (26, 25): 26, (50, 42): 536878650, (24, 9): 1307504, (48, 6): 12271512, (38, 9): 163011640, (27, 20): 888030, (25, 4): 12650, (49, 7): 85900584, (39, 12): 3910797436, (41, 38): 10660, (28, 23): 98280, (26, 3): 2600, (50, 4): 230300, (48, 28): 16735679449896, (29, 22): 1560780, (27, 10): 8436285, (49, 25): 63205303218876, (30, 5): 142506, (28, 13): 37442160, (45, 11): 10150595910, (46, 40): 9366819, (42, 8): 118030185, (16, 11): 4368, (40, 24): 62852101650, (44, 39): 1086008, (19, 6): 27132, (43, 5): 962598, (17, 10): 19448, (41, 21): 269128937220, (22, 17): 26334, (46, 18): 2818953098830, (20, 1): 20, (42, 37): 850668, (18, 17): 18, (42, 18): 353697121050, (23, 20): 1771, (47, 11): 17417133617, (21, 4): 5985, (45, 7): 45379620, (43, 27): 265182149218, (8, 7): 8, (32, 4): 35960, (22, 11): 705432, (37, 33): 66045, (44, 28): 416714805914, (9, 6): 84, (33, 1): 33, (48, 39): 1677106640, (47, 40): 62891499, (36, 10): 254186856, (10, 5): 252, (34, 6): 1344904, (49, 38): 29135916264, (37, 11): 854992152, (11, 8): 165, (35, 23): 834451800, (50, 37): 354860518600, (24, 16): 735471, (14, 7): 3432, (44, 33): 7669339132, (36, 16): 7307872110, (25, 13): 5200300, (15, 6): 5005, (39, 5): 575757, (37, 21): 12875774670, (26, 10): 5311735, (48, 19): 11541847896480, (38, 26): 2707475148, (27, 3): 2925, (47, 39): 314457495, (49, 18): 11554258485616, (30, 12): 86493225, (28, 4): 20475, (50, 25): 126410606437752, (31, 9): 20160075, (29, 9): 10015005, (16, 2): 120, (40, 31): 273438880, (30, 22): 5852925, (19, 15): 3876, (17, 3): 680, (41, 30): 3159461968, (31, 23): 7888725, (46, 21): 6943526580276, (20, 8): 125970, (18, 8): 43758, (33, 32): 33, (40, 37): 9880, (21, 13): 203490, (50, 12): 121399651100, (43, 16): 265182149218, (32, 27): 201376, (22, 2): 231, (43, 32): 5752004349, (44, 27): 686353797976, (33, 26): 4272048, (23, 11): 1352078, (38, 33): 501942, (45, 26): 2438362177020, (34, 1): 34, (39, 36): 9139, (11, 1): 11, (35, 28): 6724520, (24, 23): 24, (12, 10): 66, (36, 31): 376992, (44, 8): 177232627, (25, 22): 2300, (39, 2): 741, (13, 11): 78, (37, 30): 10295472, (26, 21): 65780, (48, 10): 6540715896, (38, 29): 163011640, (42, 40): 861, (27, 24): 2925, (47, 34): 140676848445, (39, 24): 25140840660, (41, 32): 350343565, (28, 3): 3276, (50, 16): 4923689695575, (29, 2): 406, (47, 33): 341643774795, (40, 6): 3838380, (30, 25): 142506, (17, 4): 2380, (41, 7): 22481940, (31, 28): 4495, (46, 28): 2818953098830, (18, 3): 816, (42, 4): 111930, (47, 25): 14833897694226, (47, 21): 12551759587422, (43, 9): 563921995, (32, 18): 471435600, (22, 5): 26334, (46, 6): 9366819, (42, 39): 11480, (33, 19): 818809200, (47, 7): 62891499, (47, 42): 1533939, (45, 19): 2438362177020, (34, 24): 131128140, (32, 8): 10518300, (11, 6): 462, (35, 5): 324632, (48, 43): 1712304, (12, 1): 12, (36, 6): 1947792, (49, 42): 85900584, (13, 4): 715, (37, 7): 10295472, (48, 44): 194580, (24, 4): 10626, (48, 1): 48, (38, 20): 33578000610, (27, 17): 8436285, (25, 1): 25, (49, 12): 92263734836, (39, 17): 51021117810, (28, 26): 378, (26, 6): 230230, (50, 11): 37353738800, (29, 27): 406, (47, 37): 5178066751, (40, 13): 12033222880, (7, 6): 7, (31, 5): 169911, (46, 39): 53524680, (47, 20): 9762479679106, (42, 15): 98672427616, (40, 19): 131282408400, (45, 39): 8145060, (19, 3): 969, (43, 14): 78378960360, (41, 18): 202112640600, (46, 9): 1101716330, (20, 4): 4845, (44, 9): 708930508, (33, 20): 573166440, (47, 12): 52251400851, (45, 12): 28760021745, (34, 19): 1855967520, (8, 2): 28, (32, 15): 565722720, (35, 10): 183579396, (9, 3): 84, (33, 14): 818809200, (47, 22): 14833897694226, (36, 13): 2310789600, (34, 13): 927983760, (49, 35): 675248872536, (35, 16): 4059928950, (45, 35): 3190187286, (24, 11): 2496144, (14, 2): 91, (38, 15): 15471286560, (27, 22): 80730, (25, 10): 3268760, (49, 5): 1906884, (39, 14): 15084504396, (28, 17): 21474180, (26, 1): 26, (50, 2): 1225, (48, 30): 7309837001104, (29, 20): 10015005, (3, 1): 3, (27, 12): 17383860, (49, 31): 11554258485616, (30, 11): 54627300, (41, 34): 22481940, (28, 15): 37442160, (40, 8): 76904685, (50, 28): 88749815264600, (31, 2): 465, (29, 14): 77558760, (16, 13): 560, (40, 26): 23206929840, (19, 8): 75582, (43, 7): 32224114, (17, 8): 24310, (41, 27): 35240152720, (46, 16): 991493848554, (20, 3): 1140, (18, 15): 816, (42, 16): 166509721602, (23, 22): 23, (40, 32): 76904685, (21, 2): 210, (45, 5): 1221759, (43, 29): 78378960360, (32, 6): 906192, (22, 9): 497420, (44, 30): 114955808528, (9, 4): 126, (33, 7): 4272048, (23, 12): 1352078, (45, 31): 166871334960, (10, 3): 120, (34, 4): 46376, (49, 36): 262596783764, (37, 9): 124403620, (11, 10): 11, (35, 25): 183579396, (50, 35): 2250829575120, (24, 18): 134596, (14, 5): 2002, (38, 6): 2760681, (36, 18): 9075135300, (25, 19): 177100, (39, 7): 15380937, (37, 19): 17672631900, (26, 8): 1562275, (44, 36): 177232627, (48, 21): 22314239266528, (38, 24): 9669554100, (27, 5): 80730, (44, 38): 7059052, (49, 16): 3348108992991, (39, 29): 635745396, (4, 1): 4, (28, 6): 376740, (50, 23): 108043253365600, (31, 11): 84672315, (5, 4): 5, (29, 7): 1560780, (16, 4): 1820, (40, 1): 40, (30, 20): 30045015, (19, 17): 171, (17, 1): 17, (41, 28): 17620076360, (31, 17): 265182525, (46, 27): 4154246671960, (20, 10): 184756, (18, 6): 18564, (42, 27): 98672427616, (47, 41): 10737573, (40, 39): 40, (21, 11): 352716, (43, 18): 608359048206, (32, 29): 4960, (44, 21): 2012616400080, (33, 24): 38567100, (23, 5): 33649, (47, 19): 6973199770790, (45, 24): 3773655750150, (34, 31): 5984, (39, 38): 39, (11, 3): 165, (35, 30): 324632, (14, 12): 91, (12, 4): 495, (36, 25): 600805296, (47, 5): 1533939, (25, 20): 53130, (15, 9): 5005, (13, 9): 715, (37, 28): 124403620, (26, 19): 657800, (48, 12): 69668534468, (38, 19): 35345263800, (27, 26): 27, (44, 12): 21090682613, (49, 9): 2054455634, (39, 26): 8122425444, (43, 23): 960566918220, (50, 14): 937845656300, (6, 2): 15, (44, 35): 708930508, (45, 41): 148995, (41, 5): 749398, (31, 30): 31, (46, 34): 38910617655, (20, 17): 1140, (18, 1): 18, (42, 2): 861, (47, 27): 9762479679106, (21, 20): 21, (43, 11): 5752004349, (32, 20): 225792840, (46, 4): 163185, (35, 33): 595, (33, 17): 1166803110, (23, 2): 253, (47, 1): 47, (45, 17): 1103068603890, (34, 22): 548354040, (32, 10): 64512240, (35, 7): 6724520, (33, 11): 193536720, (48, 45): 17296, (12, 3): 220, (45, 43): 990, (47, 44): 16215, (49, 40): 2054455634, (13, 2): 78, (37, 5): 435897, (50, 47): 19600, (24, 6): 134596, (48, 3): 17296, (38, 10): 472733756, (27, 19): 2220075, (25, 7): 480700, (49, 2): 1176, (39, 19): 68923264410, (28, 20): 3108105, (26, 4): 14950, (43, 33): 1917334783, (44, 42): 946, (48, 25): 30957699535776, (29, 25): 23751, (27, 9): 4686825, (6, 5): 6, (30, 6): 593775, (41, 14): 35240152720, (31, 7): 2629575, (46, 37): 1101716330, (42, 13): 25518731280, (16, 8): 12870, (40, 21): 131282408400, (19, 5): 11628, (41, 16): 103077446706, (22, 18): 7315, (46, 15): 511738760544, (20, 6): 38760, (44, 11): 7669339132, (42, 23): 446775310800, (47, 14): 341643774795, (21, 7): 116280, (36, 33): 7140, (34, 17): 2333606220, (8, 4): 70, (32, 1): 32, (37, 36): 37, (35, 12): 834451800, (9, 1): 9, (33, 12): 354817320, (48, 36): 69668534468, (36, 15): 5567902560, (10, 6): 210, (34, 11): 286097760, (49, 33): 3348108992991, (37, 14): 6107086800, (35, 18): 4537567650, (50, 38): 121399651100, (24, 13): 2496144, (38, 13): 5414950296, (36, 21): 5567902560, (25, 8): 1081575, (15, 5): 3003, (39, 8): 61523748, (28, 19): 6906900, (26, 15): 7726160, (48, 16): 2254848913647, (29, 18): 34597290, (27, 14): 20058300, (44, 18): 1029530696964, (49, 29): 28277527346376, (30, 9): 14307150, (28, 9): 6906900, (50, 26): 121548660036300, (31, 12): 141120525, (46, 44): 1035, (29, 12): 51895935, (41, 12): 7898654920, (16, 15): 16, (40, 28): 5586853480, (30, 19): 54627300, (19, 10): 92378, (17, 14): 680, (41, 25): 103077446706, (22, 21): 22, (46, 22): 7890371113950, (20, 13): 77520, (44, 2): 946, (18, 13): 8568, (42, 30): 11058116888, (23, 16): 245157, (40, 34): 3838380, (45, 3): 14190, (43, 31): 15338678264, (32, 24): 10518300, (22, 15): 170544, (45, 36): 886163135, (44, 24): 1761039350070, (43, 36): 32224114, (33, 5): 237336, (23, 14): 817190, (38, 34): 73815, (45, 29): 646626422970, (10, 1): 10, (34, 2): 561, (35, 27): 23535820, (50, 33): 9847379391150, (24, 20): 10626, (14, 11): 364, (38, 4): 73815, (36, 28): 30260340, (25, 17): 1081575, (15, 2): 105, (39, 1): 39, (37, 17): 15905368710, (26, 22): 14950, (48, 23): 30957699535776, (38, 30): 48903492, (27, 7): 888030, (49, 22): 49699896548176, (39, 31): 61523748, (4, 3): 4, (50, 21): 67327446062800, (44, 40): 135751, (5, 2): 10, (29, 5): 118755, (16, 6): 8008, (40, 3): 9880, (30, 26): 27405, (50, 9): 2505433700, (17, 7): 19448, (41, 2): 820, (31, 19): 141120525, (46, 25): 6943526580276, (18, 4): 3060, (42, 25): 254661927156, (47, 28): 6973199770790, (21, 9): 293930, (43, 20): 960566918220, (32, 31): 32, (22, 6): 74613, (46, 3): 15180, (44, 23): 2012616400080, (33, 30): 5456, (23, 7): 245157, (38, 37): 38, (45, 22): 4116715363800, (10, 8): 45, (34, 29): 278256, (39, 32): 15380937, (11, 5): 462, (48, 40): 377348994, (12, 6): 924, (36, 27): 94143280, (15, 11): 1365, (13, 7): 1716, (37, 26): 854992152, (40, 15): 40225345056, (26, 17): 3124550, (24, 1): 24, (48, 14): 482320623240, (38, 17): 28781143380, (49, 15): 1575580702584, (39, 20): 68923264410, (45, 8): 215553195, (47, 46): 47, (40, 10): 847660528, (30, 29): 30, (7, 5): 21, (31, 24): 2629575, (46, 32): 239877544005, (20, 19): 20, (42, 32): 1471442973, (47, 16): 1503232609098, (40, 16): 62852101650, (21, 18): 1330, (43, 13): 36576848168, (32, 22): 64512240, (46, 10): 4076350421, (44, 14): 114955808528, (33, 23): 92561040, (47, 3): 16215, (45, 15): 344867425584, (34, 20): 1391975640, (32, 12): 225792840, (35, 9): 70607460, (33, 9): 38567100, (48, 47): 48, (36, 2): 630, (34, 14): 1391975640, (49, 46): 18424, (37, 3): 7770, (26, 24): 325, (50, 45): 2118760, (24, 8): 735471, (48, 5): 1712304, (38, 8): 48903492, (27, 21): 296010, (25, 5): 53130, (39, 13): 8122425444, (45, 42): 14190, (28, 22): 376740, (2, 1): 2, (26, 2): 325, (50, 7): 99884400, (44, 32): 21090682613, (48, 27): 22314239266528, (29, 23): 475020, (27, 11): 13037895, (49, 26): 58343356817424, (30, 4): 27405, (43, 41): 903, (28, 12): 30421755, (7, 2): 21, (31, 1): 31, (46, 43): 15180, (42, 11): 4280561376, (16, 10): 8008, (40, 23): 88732378800, (19, 7): 50388, (43, 2): 903, (17, 11): 12376, (41, 22): 244662670200, (22, 16): 74613, (46, 13): 101766230790, (44, 5): 1086008, (18, 16): 153, (42, 21): 538257874440, (23, 21): 253, (47, 8): 314457495, (21, 5): 20349, (36, 35): 36, (43, 24): 800472431850, (8, 6): 28, (32, 3): 4960, (22, 10): 646646, (37, 34): 7770, (35, 14): 2319959400, (9, 7): 36, (33, 2): 528, (48, 38): 6540715896, (36, 9): 94143280, (10, 4): 210, (34, 9): 52451256, (49, 39): 8217822536, (37, 12): 1852482996, (11, 9): 55, (35, 20): 3247943160, (50, 36): 937845656300, (24, 15): 1307504, (14, 6): 3003, (38, 3): 8436, (36, 23): 2310789600, (25, 14): 4457400, (15, 7): 6435, (39, 10): 635745396, (41, 37): 101270, (37, 22): 9364199760, (26, 13): 10400600, (48, 18): 7309837001104, (29, 16): 67863915, (42, 6): 5245786, (49, 19): 18851684897584, (30, 15): 155117520, (28, 11): 21474180, (45, 10): 3190187286, (31, 14): 265182525, (29, 10): 20030010, (16, 1): 16, (40, 30): 847660528, (30, 17): 119759850, (19, 12): 50388, (43, 38): 962598, (17, 12): 6188, (41, 31): 1121099408, (31, 20): 84672315, (46, 20): 5608233007146, (20, 15): 15504, (42, 34): 118030185, (18, 11): 31824, (41, 8): 95548245, (23, 18): 33649, (40, 36): 91390, (21, 14): 116280, (45, 1): 45, (43, 17): 421171648758, (32, 26): 906192, (22, 13): 497420, (43, 35): 145008513, (44, 26): 1029530696964, (9, 8): 9, (33, 27): 1107568, (23, 8): 490314, (38, 32): 2760681, (45, 27): 1715884494940, (39, 37): 741, (35, 29): 1623160, (24, 22): 276, (14, 9): 2002, (12, 9): 220, (36, 30): 1947792, (25, 23): 300, (15, 12): 455, (39, 3): 9139, (13, 12): 13, (37, 31): 2324784, (26, 20): 230230, (48, 9): 1677106640, (38, 28): 472733756, (27, 25): 351, (47, 38): 1362649145, (49, 20): 28277527346376, (39, 25): 15084504396, (28, 2): 378, (47, 35): 52251400851, (50, 19): 30405943383200, (29, 3): 3654, (40, 5): 658008, (30, 24): 593775, (17, 5): 6188, (31, 29): 465, (46, 31): 511738760544, (43, 37): 6096454, (18, 2): 153, (42, 7): 26978328, (47, 30): 2741188875414, (47, 17): 2741188875414, (43, 40): 12341, (34, 33): 34, (32, 17): 565722720, (22, 4): 7315, (46, 1): 46, (44, 17): 686353797976, (33, 28): 237336, (23, 1): 23, (47, 4): 178365, (45, 20): 3169870830126, (34, 27): 5379616, (39, 34): 575757, (11, 7): 330, (35, 2): 595, (48, 42): 12271512, (36, 5): 376992, (25, 24): 25, (49, 43): 13983816, (13, 5): 1287, (37, 24): 3562467300, (50, 48): 1225, (24, 3): 2024, (38, 23): 15471286560, (42, 41): 42, (50, 24): 121548660036300, (25, 2): 300, (49, 13): 262596783764, (39, 22): 51021117810, (41, 39): 820, (28, 25): 3276, (40, 11): 2311801440, (50, 10): 10272278170, (29, 28): 29, (40, 12): 5586853480, (30, 3): 4060, (41, 9): 350343565, (31, 26): 169911, (46, 38): 260932815, (42, 14): 52860229080, (40, 18): 113380261800, (21, 16): 20349, (43, 15): 151532656696, (17, 16): 17, (41, 19): 244662670200, (46, 8): 260932815, (48, 34): 482320623240, (42, 36): 5245786, (33, 21): 354817320, (47, 13): 140676848445, (45, 13): 73006209045, (34, 18): 2203961430, (8, 1): 8, (32, 14): 471435600, (35, 11): 417225900, (33, 15): 1037158320, (48, 33): 1093260079344, (36, 12): 1251677700, (34, 12): 548354040, (49, 44): 1906884, (37, 1): 37, (35, 17): 4537567650, (50, 18): 18053528883775, (24, 10): 1961256, (48, 7): 73629072, (38, 14): 9669554100, (27, 23): 17550, (25, 11): 4457400, (49, 6): 13983816, (39, 15): 25140840660, (28, 16): 30421755, (50, 5): 2118760, (48, 29): 11541847896480, (29, 21): 4292145, (27, 13): 20058300, (47, 36): 17417133617, (49, 24): 63205303218876, (30, 10): 30045015, (28, 14): 40116600, (50, 31): 30405943383200, (31, 3): 4495, (46, 41): 1370754, (29, 15): 77558760, (42, 9): 445891810, (16, 12): 1820, (40, 25): 40225345056, (45, 38): 45379620, (19, 9): 92378, (43, 4): 123410, (17, 9): 24310, (41, 20): 269128937220, (46, 19): 4154246671960, (20, 2): 190, (44, 7): 38320568, (18, 14): 3060, (42, 19): 446775310800, (41, 10): 1121099408, (47, 10): 5178066751, (21, 3): 1330, (45, 6): 8145060, (43, 26): 421171648758, (32, 5): 201376, (22, 8): 319770, (37, 32): 435897, (44, 29): 229911617056, (9, 5): 126, (23, 13): 1144066, (36, 11): 600805296, (10, 2): 45, (34, 7): 5379616, (49, 37): 92263734836, (37, 10): 348330136, (35, 22): 1476337800, (50, 34): 4923689695575, (24, 17): 346104, (14, 4): 1001, (38, 1): 38, (50, 49): 50, (36, 17): 8597496600, (44, 15): 229911617056, (25, 12): 5200300, (15, 1): 15, (39, 4): 82251, (37, 20): 15905368710, (26, 11): 7726160, (48, 20): 16735679449896, (38, 27): 1203322288, (27, 2): 351, (49, 17): 6499270398159, (30, 13): 119759850, (41, 33): 95548245, (28, 5): 98280, (40, 9): 273438880, (50, 22): 88749815264600, (31, 8): 7888725, (29, 8): 4292145, (16, 3): 560, (30, 23): 2035800, (19, 14): 11628, (17, 2): 136, (41, 29): 7898654920, (31, 22): 20160075, (46, 26): 5608233007146, (20, 9): 167960, (18, 9): 48620, (42, 26): 166509721602, (40, 38): 780, (21, 12): 293930, (50, 43): 99884400, (43, 19): 800472431850, (32, 28): 35960, (22, 3): 1540, (42, 38): 111930, (33, 25): 13884156, (23, 10): 1144066, (45, 25): 3169870830126, (34, 30): 46376, (35, 31): 52360, (44, 20): 1761039350070, (42, 28): 52860229080, (12, 11): 12, (36, 24): 1251677700, (25, 21): 12650, (15, 14): 15, (13, 10): 286, (37, 29): 38608020, (26, 18): 1562275, (44, 37): 38320568, (48, 11): 22595200368, (38, 18): 33578000610, (49, 10): 8217822536, (39, 27): 3910797436, (50, 17): 9847379391150, (29, 1): 29, (40, 7): 18643560, (41, 6): 4496388, (46, 29): 1749695026860, (20, 16): 4845, (42, 5): 850668, (47, 24): 16123801841550, (45, 40): 1221759, (43, 8): 145008513, (32, 19): 347373600, (46, 7): 53524680, (44, 19): 1408831480056, (33, 18): 1037158320, (23, 3): 1771, (47, 6): 10737573, (45, 18): 1715884494940, (34, 25): 52451256, (32, 9): 28048800, (35, 4): 52360, (47, 23): 16123801841550, (12, 2): 66, (36, 7): 8347680, (49, 41): 450978066, (13, 3): 286, (37, 6): 2324784, (50, 46): 230300, (24, 5): 42504, (48, 2): 1128, (38, 21): 28781143380, (27, 16): 13037895, (44, 13): 51915526432, (49, 3): 18424, (39, 16): 37711260990, (28, 27): 28, (26, 7): 657800, (50, 8): 536878650, (43, 34): 563921995, (48, 24): 32247603683100, (29, 26): 3654, (6, 4): 15, (30, 1): 30, (41, 35): 4496388, (7, 1): 7, (31, 4): 31465, (46, 36): 4076350421, (42, 12): 11058116888, (40, 20): 137846528820, (19, 2): 171, (43, 1): 43, (41, 17): 151584480450, (46, 14): 239877544005, (20, 5): 15504, (44, 10): 2481256778, (42, 22): 513791607420, (47, 15): 751616304549, (36, 32): 58905, (34, 16): 2203961430, (8, 3): 56, (49, 48): 49, (35, 13): 1476337800, (9, 2): 36, (33, 13): 573166440, (48, 35): 192928249296, (36, 14): 3796297200, (34, 10): 131128140, (49, 34): 1575580702584, (37, 15): 9364199760, (35, 19): 4059928950, (50, 41): 2505433700, (24, 12): 2704156, (14, 3): 364, (38, 12): 2707475148, (36, 20): 7307872110, (25, 9): 2042975, (49, 4): 211876, (39, 9): 211915132, (28, 18): 13123110, (26, 14): 9657700, (50, 3): 19600, (44, 43): 44, (48, 31): 4244421484512, (29, 19): 20030010, (27, 15): 17383860, (49, 30): 18851684897584, (30, 8): 5852925, (28, 8): 3108105, (50, 29): 67327446062800, (31, 13): 206253075, (29, 13): 67863915, (16, 14): 120, (40, 27): 12033222880, (30, 18): 86493225, (19, 11): 75582, (43, 6): 6096454, (17, 15): 136, (41, 26): 63432274896, (22, 20): 231, (46, 17): 1749695026860, (20, 12): 125970, (44, 1): 44, (18, 12): 18564, (42, 17): 254661927156, (23, 17): 100947, (40, 33): 18643560, (21, 1): 21, (45, 4): 148995, (43, 28): 151532656696, (32, 7): 3365856, (22, 14): 319770, (44, 31): 51915526432, (33, 6): 1107568, (23, 15): 490314, (45, 30): 344867425584, (34, 5): 278256, (41, 40): 41, (37, 8): 38608020, (35, 24): 417225900, (50, 32): 18053528883775, (24, 19): 42504, (14, 10): 1001, (38, 7): 12620256, (36, 19): 8597496600, (25, 18): 480700, (15, 3): 455, (39, 6): 3262623, (37, 18): 17672631900, (26, 9): 3124550, (48, 22): 27385657281648, (38, 25): 5414950296, (27, 4): 17550, (49, 23): 58343356817424, (39, 28): 1676056044, (4, 2): 6, (28, 7): 1184040, (50, 20): 47129212243960, (31, 10): 44352165, (5, 3): 10, (29, 6): 475020, (41, 11): 3159461968, (50, 30): 47129212243960, (16, 5): 4368, (40, 2): 780, (30, 21): 14307150, (19, 16): 969, (41, 3): 10660, (31, 16): 300540195, (46, 24): 7890371113950, (20, 11): 167960, (45, 33): 28760021745, (18, 7): 31824, (42, 24): 353697121050, (47, 29): 4568648125690, (21, 10): 352716, (43, 21): 1052049481860, (32, 30): 496, (22, 1): 22, (46, 2): 1035, (44, 22): 2104098963720, (33, 31): 528, (23, 4): 8855, (38, 36): 703, (45, 23): 4116715363800, (34, 28): 1344904, (39, 33): 3262623, (11, 2): 55, (35, 1): 35, (14, 13): 14, (12, 5): 792, (36, 26): 254186856, (47, 45): 1081, (15, 8): 6435, (13, 8): 1287, (37, 27): 348330136, (26, 16): 5311735, (48, 13): 192928249296, (38, 16): 22239974430, (47, 32): 751616304549, (49, 8): 450978066, (39, 21): 62359143990, (50, 15): 2250829575120, (44, 41): 13244, (6, 3): 20, (30, 28): 435, (41, 4): 101270, (31, 25): 736281, (46, 35): 13340783196, (20, 18): 190, (42, 29): 25518731280, (42, 3): 11480, (47, 26): 12551759587422, (21, 19): 210, (43, 10): 1917334783, (32, 21): 129024480, (46, 5): 1370754, (35, 32): 6545, (33, 16): 1166803110, (45, 44): 45, (45, 16): 646626422970, (44, 6): 7059052, (34, 23): 286097760, (32, 11): 129024480, (43, 22): 1052049481860, (35, 6): 1623160, (33, 10): 92561040, (48, 46): 1128, (36, 1): 36, (49, 47): 1176, (13, 1): 13, (37, 4): 66045, (50, 44): 15890700, (24, 7): 346104, (48, 4): 194580, (38, 11): 1203322288, (27, 18): 4686825, (47, 43): 178365, (25, 6): 177100, (49, 1): 49, (39, 18): 62359143990, (50, 40): 10272278170, (28, 21): 1184040, (26, 5): 65780, (50, 6): 15890700, (48, 26): 27385657281648, (29, 24): 118755, (27, 8): 2220075, (49, 27): 49699896548176, (30, 7): 2035800}
def nCr(self, n, r):
if n == r or r == 0:
return 1
if n < r:
return 0
if self.dic.get((n, r), None) is None:
self.dic[(n, r)] = self.nCr(n-1, r-1) + self.nCr(n-1, r)
return self.dic[(n,r)]
def show(self):
print(self.dic)
def main():
N, A, B = tuple(map(int, input().split(' ')))
v = sorted(list(map(int, input().split(' '))), reverse=True)
print(sum(v[:A])/A)
if v[0] == v[A-1]:
comb = Comb(N)
print(sum([comb.nCr(v.count(v[A-1]), r) for r in range(A, B+1)]))
else:
print(comb.nCr(v.count(v[A-1]), v[:A].count(v[A-1])))
if __name__ == '__main__':
main()
|
s807331127 | p03776 | u076936237 | 1491005917 | Python | Python (3.4.3) | py | Runtime Error | 329 | 21116 | 24397 | import statistics as stats
from math import factorial
from scipy.special import comb
class Comb:
def __init__(self, N):
super(Comb, self).__init__()
self.dic = {(7, 3): 35, (31, 6): 736281, (46, 42): 163185, (42, 33): 445891810, (41, 13): 17620076360, (16, 9): 11440, (40, 22): 113380261800, (19, 4): 3876, (43, 3): 12341, (41, 23): 202112640600, (22, 19): 1540, (46, 12): 38910617655, (20, 7): 77520, (44, 4): 135751, (42, 20): 513791607420, (47, 9): 1362649145, (21, 6): 54264, (36, 34): 630, (43, 25): 608359048206, (8, 5): 56, (32, 2): 496, (37, 35): 666, (35, 15): 3247943160, (33, 3): 5456, (48, 37): 22595200368, (36, 8): 30260340, (10, 7): 120, (34, 8): 18156204, (49, 32): 6499270398159, (42, 10): 1471442973, (37, 13): 3562467300, (35, 21): 2319959400, (50, 39): 37353738800, (24, 14): 1961256, (14, 1): 14, (38, 2): 703, (36, 22): 3796297200, (25, 15): 3268760, (15, 4): 1365, (39, 11): 1676056044, (37, 23): 6107086800, (26, 12): 9657700, (50, 1): 50, (48, 17): 4244421484512, (29, 17): 51895935, (3, 2): 3, (27, 1): 27, (49, 28): 39049918716424, (30, 14): 145422675, (28, 10): 13123110, (50, 27): 108043253365600, (31, 15): 300540195, (46, 45): 46, (29, 11): 34597290, (40, 29): 2311801440, (30, 16): 145422675, (19, 13): 27132, (17, 13): 2380, (41, 24): 151584480450, (31, 21): 44352165, (46, 23): 8233430727600, (20, 14): 38760, (44, 3): 13244, (18, 10): 43758, (42, 31): 4280561376, (23, 19): 8855, (40, 35): 658008, (21, 15): 54264, (45, 2): 990, (43, 30): 36576848168, (43, 39): 123410, (32, 25): 3365856, (22, 12): 646646, (44, 25): 1408831480056, (33, 4): 40920, (23, 9): 817190, (38, 35): 8436, (45, 28): 1103068603890, (34, 3): 5984, (35, 26): 70607460, (24, 21): 2024, (14, 8): 3003, (38, 5): 501942, (12, 8): 495, (36, 29): 8347680, (25, 16): 2042975, (15, 13): 105, (41, 36): 749398, (37, 16): 12875774670, (40, 14): 23206929840, (26, 23): 2600, (48, 8): 377348994, (38, 31): 12620256, (27, 6): 296010, (49, 21): 39049918716424, (39, 30): 211915132, (28, 1): 28, (45, 9): 886163135, (5, 1): 5, (29, 4): 23751, (16, 7): 11440, (40, 4): 91390, (30, 27): 4060, (19, 18): 19, (17, 6): 12376, (41, 1): 41, (31, 18): 206253075, 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(37, 20): 15905368710, (26, 11): 7726160, (48, 20): 16735679449896, (38, 27): 1203322288, (27, 2): 351, (49, 17): 6499270398159, (30, 13): 119759850, (41, 33): 95548245, (28, 5): 98280, (40, 9): 273438880, (50, 22): 88749815264600, (31, 8): 7888725, (29, 8): 4292145, (16, 3): 560, (30, 23): 2035800, (19, 14): 11628, (17, 2): 136, (41, 29): 7898654920, (31, 22): 20160075, (46, 26): 5608233007146, (20, 9): 167960, (18, 9): 48620, (42, 26): 166509721602, (40, 38): 780, (21, 12): 293930, (50, 43): 99884400, (43, 19): 800472431850, (32, 28): 35960, (22, 3): 1540, (42, 38): 111930, (33, 25): 13884156, (23, 10): 1144066, (45, 25): 3169870830126, (34, 30): 46376, (35, 31): 52360, (44, 20): 1761039350070, (42, 28): 52860229080, (12, 11): 12, (36, 24): 1251677700, (25, 21): 12650, (15, 14): 15, (13, 10): 286, (37, 29): 38608020, (26, 18): 1562275, (44, 37): 38320568, (48, 11): 22595200368, (38, 18): 33578000610, (49, 10): 8217822536, (39, 27): 3910797436, (50, 17): 9847379391150, (29, 1): 29, (40, 7): 18643560, (41, 6): 4496388, (46, 29): 1749695026860, (20, 16): 4845, (42, 5): 850668, (47, 24): 16123801841550, (45, 40): 1221759, (43, 8): 145008513, (32, 19): 347373600, (46, 7): 53524680, (44, 19): 1408831480056, (33, 18): 1037158320, (23, 3): 1771, (47, 6): 10737573, (45, 18): 1715884494940, (34, 25): 52451256, (32, 9): 28048800, (35, 4): 52360, (47, 23): 16123801841550, (12, 2): 66, (36, 7): 8347680, (49, 41): 450978066, (13, 3): 286, (37, 6): 2324784, (50, 46): 230300, (24, 5): 42504, (48, 2): 1128, (38, 21): 28781143380, (27, 16): 13037895, (44, 13): 51915526432, (49, 3): 18424, (39, 16): 37711260990, (28, 27): 28, (26, 7): 657800, (50, 8): 536878650, (43, 34): 563921995, (48, 24): 32247603683100, (29, 26): 3654, (6, 4): 15, (30, 1): 30, (41, 35): 4496388, (7, 1): 7, (31, 4): 31465, (46, 36): 4076350421, (42, 12): 11058116888, (40, 20): 137846528820, (19, 2): 171, (43, 1): 43, (41, 17): 151584480450, (46, 14): 239877544005, (20, 5): 15504, (44, 10): 2481256778, (42, 22): 513791607420, (47, 15): 751616304549, (36, 32): 58905, (34, 16): 2203961430, (8, 3): 56, (49, 48): 49, (35, 13): 1476337800, (9, 2): 36, (33, 13): 573166440, (48, 35): 192928249296, (36, 14): 3796297200, (34, 10): 131128140, (49, 34): 1575580702584, (37, 15): 9364199760, (35, 19): 4059928950, (50, 41): 2505433700, (24, 12): 2704156, (14, 3): 364, (38, 12): 2707475148, (36, 20): 7307872110, (25, 9): 2042975, (49, 4): 211876, (39, 9): 211915132, (28, 18): 13123110, (26, 14): 9657700, (50, 3): 19600, (44, 43): 44, (48, 31): 4244421484512, (29, 19): 20030010, (27, 15): 17383860, (49, 30): 18851684897584, (30, 8): 5852925, (28, 8): 3108105, (50, 29): 67327446062800, (31, 13): 206253075, (29, 13): 67863915, (16, 14): 120, (40, 27): 12033222880, (30, 18): 86493225, (19, 11): 75582, (43, 6): 6096454, (17, 15): 136, (41, 26): 63432274896, (22, 20): 231, (46, 17): 1749695026860, (20, 12): 125970, (44, 1): 44, (18, 12): 18564, (42, 17): 254661927156, (23, 17): 100947, (40, 33): 18643560, (21, 1): 21, (45, 4): 148995, (43, 28): 151532656696, (32, 7): 3365856, (22, 14): 319770, (44, 31): 51915526432, (33, 6): 1107568, (23, 15): 490314, (45, 30): 344867425584, (34, 5): 278256, (41, 40): 41, (37, 8): 38608020, (35, 24): 417225900, (50, 32): 18053528883775, (24, 19): 42504, (14, 10): 1001, (38, 7): 12620256, (36, 19): 8597496600, (25, 18): 480700, (15, 3): 455, (39, 6): 3262623, (37, 18): 17672631900, (26, 9): 3124550, (48, 22): 27385657281648, (38, 25): 5414950296, (27, 4): 17550, (49, 23): 58343356817424, (39, 28): 1676056044, (4, 2): 6, (28, 7): 1184040, (50, 20): 47129212243960, (31, 10): 44352165, (5, 3): 10, (29, 6): 475020, (41, 11): 3159461968, (50, 30): 47129212243960, (16, 5): 4368, (40, 2): 780, (30, 21): 14307150, (19, 16): 969, (41, 3): 10660, (31, 16): 300540195, (46, 24): 7890371113950, (20, 11): 167960, (45, 33): 28760021745, (18, 7): 31824, (42, 24): 353697121050, (47, 29): 4568648125690, (21, 10): 352716, (43, 21): 1052049481860, (32, 30): 496, (22, 1): 22, (46, 2): 1035, (44, 22): 2104098963720, (33, 31): 528, (23, 4): 8855, (38, 36): 703, (45, 23): 4116715363800, (34, 28): 1344904, (39, 33): 3262623, (11, 2): 55, (35, 1): 35, (14, 13): 14, (12, 5): 792, (36, 26): 254186856, (47, 45): 1081, (15, 8): 6435, (13, 8): 1287, (37, 27): 348330136, (26, 16): 5311735, (48, 13): 192928249296, (38, 16): 22239974430, (47, 32): 751616304549, (49, 8): 450978066, (39, 21): 62359143990, (50, 15): 2250829575120, (44, 41): 13244, (6, 3): 20, (30, 28): 435, (41, 4): 101270, (31, 25): 736281, (46, 35): 13340783196, (20, 18): 190, (42, 29): 25518731280, (42, 3): 11480, (47, 26): 12551759587422, (21, 19): 210, (43, 10): 1917334783, (32, 21): 129024480, (46, 5): 1370754, (35, 32): 6545, (33, 16): 1166803110, (45, 44): 45, (45, 16): 646626422970, (44, 6): 7059052, (34, 23): 286097760, (32, 11): 129024480, (43, 22): 1052049481860, (35, 6): 1623160, (33, 10): 92561040, (48, 46): 1128, (36, 1): 36, (49, 47): 1176, (13, 1): 13, (37, 4): 66045, (50, 44): 15890700, (24, 7): 346104, (48, 4): 194580, (38, 11): 1203322288, (27, 18): 4686825, (47, 43): 178365, (25, 6): 177100, (49, 1): 49, (39, 18): 62359143990, (50, 40): 10272278170, (28, 21): 1184040, (26, 5): 65780, (50, 6): 15890700, (48, 26): 27385657281648, (29, 24): 118755, (27, 8): 2220075, (49, 27): 49699896548176, (30, 7): 2035800}
def nCr(self, n, r):
if n == r or r == 0:
return 1
if self.dic.get((n, r), None) is None:
self.dic[(n, r)] = self.nCr(n-1, r-1) + self.nCr(n-1, r)
return self.dic[(n,r)]
def show(self):
print(self.dic)
def main():
N, A, B = tuple(map(int, input().split(' ')))
max_ave = 0
v_list = sorted(list(map(int, input().split(' '))), reverse=True)
bucket_min = v_list[A-1]
max_ = v_list[0]
max_bucket = v_list[:A]
max_ave = stats.mean(max_bucket)
all_bmin_cnt = v_list.count(bucket_min)
b_bmin_cnt = max_bucket.count(bucket_min)
all_max_cnt = v_list.count(max_)
c = Comb(N)
print(max_ave)
if all_max_cnt <= A:
print(comb(all_bmin_cnt, b_bmin_cnt, exact=True))
else:
num = 0
for r in range(A, B+1):
num += comb(all_max_cnt, r, exact=True)
print(num)
if __name__ == '__main__':
main()
|
s398735924 | p03776 | u076936237 | 1491005438 | Python | Python (3.4.3) | py | Runtime Error | 142 | 6816 | 24366 | import statistics as stats
from math import factorial
class Comb:
def __init__(self, N):
super(Comb, self).__init__()
self.dic = {(7, 3): 35, (31, 6): 736281, (46, 42): 163185, (42, 33): 445891810, (41, 13): 17620076360, (16, 9): 11440, (40, 22): 113380261800, (19, 4): 3876, (43, 3): 12341, (41, 23): 202112640600, (22, 19): 1540, (46, 12): 38910617655, (20, 7): 77520, (44, 4): 135751, (42, 20): 513791607420, (47, 9): 1362649145, (21, 6): 54264, (36, 34): 630, (43, 25): 608359048206, (8, 5): 56, (32, 2): 496, (37, 35): 666, (35, 15): 3247943160, (33, 3): 5456, (48, 37): 22595200368, (36, 8): 30260340, (10, 7): 120, (34, 8): 18156204, (49, 32): 6499270398159, (42, 10): 1471442973, (37, 13): 3562467300, (35, 21): 2319959400, (50, 39): 37353738800, (24, 14): 1961256, (14, 1): 14, (38, 2): 703, (36, 22): 3796297200, (25, 15): 3268760, (15, 4): 1365, (39, 11): 1676056044, (37, 23): 6107086800, (26, 12): 9657700, (50, 1): 50, (48, 17): 4244421484512, (29, 17): 51895935, (3, 2): 3, (27, 1): 27, (49, 28): 39049918716424, (30, 14): 145422675, (28, 10): 13123110, (50, 27): 108043253365600, (31, 15): 300540195, (46, 45): 46, (29, 11): 34597290, (40, 29): 2311801440, (30, 16): 145422675, (19, 13): 27132, (17, 13): 2380, (41, 24): 151584480450, (31, 21): 44352165, (46, 23): 8233430727600, (20, 14): 38760, (44, 3): 13244, (18, 10): 43758, (42, 31): 4280561376, (23, 19): 8855, (40, 35): 658008, (21, 15): 54264, (45, 2): 990, (43, 30): 36576848168, (43, 39): 123410, (32, 25): 3365856, (22, 12): 646646, (44, 25): 1408831480056, (33, 4): 40920, (23, 9): 817190, (38, 35): 8436, (45, 28): 1103068603890, (34, 3): 5984, (35, 26): 70607460, (24, 21): 2024, (14, 8): 3003, (38, 5): 501942, (12, 8): 495, (36, 29): 8347680, (25, 16): 2042975, (15, 13): 105, (41, 36): 749398, (37, 16): 12875774670, (40, 14): 23206929840, (26, 23): 2600, (48, 8): 377348994, (38, 31): 12620256, (27, 6): 296010, (49, 21): 39049918716424, (39, 30): 211915132, (28, 1): 28, (45, 9): 886163135, (5, 1): 5, (29, 4): 23751, (16, 7): 11440, (40, 4): 91390, (30, 27): 4060, (19, 18): 19, (17, 6): 12376, (41, 1): 41, (31, 18): 206253075, (46, 30): 991493848554, (42, 35): 26978328, (18, 5): 8568, (41, 15): 63432274896, (47, 31): 1503232609098, (21, 8): 203490, (34, 32): 561, (32, 16): 601080390, (22, 7): 170544, (44, 16): 416714805914, (33, 29): 40920, (23, 6): 100947, (45, 37): 215553195, (45, 21): 3773655750150, (10, 9): 10, (34, 26): 18156204, (39, 35): 82251, (11, 4): 330, (35, 3): 6545, (44, 34): 2481256778, (48, 41): 73629072, (12, 7): 792, (36, 4): 58905, (43, 42): 43, (15, 10): 3003, (13, 6): 1716, (37, 25): 1852482996, (24, 2): 276, (48, 15): 1093260079344, (38, 22): 22239974430, (25, 3): 2300, (49, 14): 675248872536, (39, 23): 37711260990, (28, 24): 20475, (50, 13): 354860518600, (45, 34): 10150595910, (49, 11): 29135916264, (6, 1): 6, (30, 2): 435, (45, 32): 73006209045, (7, 4): 35, (31, 27): 31465, (46, 33): 101766230790, (42, 1): 42, (40, 17): 88732378800, (21, 17): 5985, (19, 1): 19, (43, 12): 15338678264, (32, 23): 28048800, (46, 11): 13340783196, (35, 34): 35, (33, 22): 193536720, (47, 18): 4568648125690, (47, 2): 1081, (45, 14): 166871334960, (34, 21): 927983760, (32, 13): 347373600, (35, 8): 23535820, (33, 8): 13884156, (48, 32): 2254848913647, (36, 3): 7140, (34, 15): 1855967520, (49, 45): 211876, (37, 2): 666, (26, 25): 26, (50, 42): 536878650, (24, 9): 1307504, (48, 6): 12271512, (38, 9): 163011640, (27, 20): 888030, (25, 4): 12650, (49, 7): 85900584, (39, 12): 3910797436, (41, 38): 10660, (28, 23): 98280, (26, 3): 2600, (50, 4): 230300, (48, 28): 16735679449896, (29, 22): 1560780, (27, 10): 8436285, (49, 25): 63205303218876, (30, 5): 142506, (28, 13): 37442160, (45, 11): 10150595910, (46, 40): 9366819, (42, 8): 118030185, (16, 11): 4368, (40, 24): 62852101650, (44, 39): 1086008, (19, 6): 27132, (43, 5): 962598, (17, 10): 19448, (41, 21): 269128937220, (22, 17): 26334, (46, 18): 2818953098830, (20, 1): 20, (42, 37): 850668, (18, 17): 18, (42, 18): 353697121050, (23, 20): 1771, (47, 11): 17417133617, (21, 4): 5985, (45, 7): 45379620, (43, 27): 265182149218, (8, 7): 8, (32, 4): 35960, (22, 11): 705432, (37, 33): 66045, (44, 28): 416714805914, (9, 6): 84, (33, 1): 33, (48, 39): 1677106640, (47, 40): 62891499, (36, 10): 254186856, (10, 5): 252, (34, 6): 1344904, (49, 38): 29135916264, (37, 11): 854992152, (11, 8): 165, (35, 23): 834451800, (50, 37): 354860518600, (24, 16): 735471, (14, 7): 3432, (44, 33): 7669339132, (36, 16): 7307872110, (25, 13): 5200300, (15, 6): 5005, (39, 5): 575757, (37, 21): 12875774670, (26, 10): 5311735, (48, 19): 11541847896480, (38, 26): 2707475148, (27, 3): 2925, (47, 39): 314457495, (49, 18): 11554258485616, (30, 12): 86493225, (28, 4): 20475, (50, 25): 126410606437752, (31, 9): 20160075, (29, 9): 10015005, (16, 2): 120, (40, 31): 273438880, (30, 22): 5852925, (19, 15): 3876, (17, 3): 680, (41, 30): 3159461968, (31, 23): 7888725, (46, 21): 6943526580276, (20, 8): 125970, (18, 8): 43758, (33, 32): 33, (40, 37): 9880, (21, 13): 203490, (50, 12): 121399651100, (43, 16): 265182149218, (32, 27): 201376, (22, 2): 231, (43, 32): 5752004349, (44, 27): 686353797976, (33, 26): 4272048, (23, 11): 1352078, (38, 33): 501942, (45, 26): 2438362177020, (34, 1): 34, (39, 36): 9139, (11, 1): 11, (35, 28): 6724520, (24, 23): 24, (12, 10): 66, (36, 31): 376992, (44, 8): 177232627, (25, 22): 2300, (39, 2): 741, (13, 11): 78, (37, 30): 10295472, (26, 21): 65780, (48, 10): 6540715896, (38, 29): 163011640, (42, 40): 861, (27, 24): 2925, (47, 34): 140676848445, (39, 24): 25140840660, (41, 32): 350343565, (28, 3): 3276, (50, 16): 4923689695575, (29, 2): 406, (47, 33): 341643774795, (40, 6): 3838380, (30, 25): 142506, (17, 4): 2380, (41, 7): 22481940, (31, 28): 4495, (46, 28): 2818953098830, (18, 3): 816, (42, 4): 111930, (47, 25): 14833897694226, (47, 21): 12551759587422, (43, 9): 563921995, (32, 18): 471435600, (22, 5): 26334, (46, 6): 9366819, (42, 39): 11480, (33, 19): 818809200, (47, 7): 62891499, (47, 42): 1533939, (45, 19): 2438362177020, (34, 24): 131128140, (32, 8): 10518300, (11, 6): 462, (35, 5): 324632, (48, 43): 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22, (46, 2): 1035, (44, 22): 2104098963720, (33, 31): 528, (23, 4): 8855, (38, 36): 703, (45, 23): 4116715363800, (34, 28): 1344904, (39, 33): 3262623, (11, 2): 55, (35, 1): 35, (14, 13): 14, (12, 5): 792, (36, 26): 254186856, (47, 45): 1081, (15, 8): 6435, (13, 8): 1287, (37, 27): 348330136, (26, 16): 5311735, (48, 13): 192928249296, (38, 16): 22239974430, (47, 32): 751616304549, (49, 8): 450978066, (39, 21): 62359143990, (50, 15): 2250829575120, (44, 41): 13244, (6, 3): 20, (30, 28): 435, (41, 4): 101270, (31, 25): 736281, (46, 35): 13340783196, (20, 18): 190, (42, 29): 25518731280, (42, 3): 11480, (47, 26): 12551759587422, (21, 19): 210, (43, 10): 1917334783, (32, 21): 129024480, (46, 5): 1370754, (35, 32): 6545, (33, 16): 1166803110, (45, 44): 45, (45, 16): 646626422970, (44, 6): 7059052, (34, 23): 286097760, (32, 11): 129024480, (43, 22): 1052049481860, (35, 6): 1623160, (33, 10): 92561040, (48, 46): 1128, (36, 1): 36, (49, 47): 1176, (13, 1): 13, (37, 4): 66045, (50, 44): 15890700, (24, 7): 346104, (48, 4): 194580, (38, 11): 1203322288, (27, 18): 4686825, (47, 43): 178365, (25, 6): 177100, (49, 1): 49, (39, 18): 62359143990, (50, 40): 10272278170, (28, 21): 1184040, (26, 5): 65780, (50, 6): 15890700, (48, 26): 27385657281648, (29, 24): 118755, (27, 8): 2220075, (49, 27): 49699896548176, (30, 7): 2035800}
def nCr(self, n, r):
if n == r or r == 0:
return 1
if self.dic.get((n, r), None) is None:
self.dic[(n, r)] = self.nCr(n-1, r-1) + self.nCr(n-1, r)
return self.dic[(n,r)]
def show(self):
print(self.dic)
def main():
N, A, B = tuple(map(int, input().split(' ')))
max_ave = 0
v_list = sorted(list(map(int, input().split(' '))), reverse=True)
bucket_min = v_list[A-1]
max_ = v_list[0]
max_bucket = v_list[:A]
max_ave = stats.mean(max_bucket)
all_bmin_cnt = v_list.count(bucket_min)
b_bmin_cnt = max_bucket.count(bucket_min)
all_max_cnt = v_list.count(max_)
comb = Comb(N)
print(max_ave)
if all_max_cnt <= A:
pass
print(comb.nCr(all_bmin_cnt, b_bmin_cnt))
else:
num = 0
for r in range(A, B+1):
num += comb.nCr(all_max_cnt, r)
print(num)
if __name__ == '__main__':
main()
|
s838671251 | p03776 | u076936237 | 1491005217 | Python | Python (3.4.3) | py | Runtime Error | 97 | 6172 | 1151 | import statistics as stats
from math import factorial
class Comb:
def __init__(self, N):
super(Comb, self).__init__()
self.dic = {}
for i in range(1, N+1):
for j in range(1, i+1):
self.nCr(i, j)
def nCr(self, n, r):
if n == r or r == 0:
return 1
if self.dic.get((n, r), None) is None:
self.dic[(n, r)] = self.nCr(n-1, r-1) + self.nCr(n-1, r)
return self.dic[(n,r)]
def main():
N, A, B = tuple(map(int, input().split(' ')))
max_ave = 0
v_list = sorted(list(map(int, input().split(' '))), reverse=True)
bucket_min = v_list[A-1]
max_ = v_list[0]
max_bucket = v_list[:A]
max_ave = stats.mean(max_bucket)
all_bmin_cnt = v_list.count(bucket_min)
b_bmin_cnt = max_bucket.count(bucket_min)
all_max_cnt = v_list.count(max_)
comb = Comb(N)
print(max_ave)
if all_max_cnt <= A:
print(comb.nCr(all_bmin_cnt, b_bmin_cnt))
else:
num = 0
for r in range(A, B+1):
num += comb.nCr(all_max_cnt, r)
print(num)
if __name__ == '__main__':
main()
|
s029831335 | p03776 | u076936237 | 1491004814 | Python | Python (3.4.3) | py | Runtime Error | 94 | 6092 | 1047 | import statistics as stats
from math import factorial
class Comb:
def __init__(self):
super(Comb, self).__init__()
self.dic = {}
def nCr(self, n, r):
if n == r or r == 0:
return 1
if self.dic.get((n, r), None) is None:
self.dic[(n, r)] = self.nCr(n-1, r-1) + self.nCr(n-1, r)
return self.dic[(n,r)]
def main():
N, A, B = tuple(map(int, input().split(' ')))
max_ave = 0
v_list = sorted(list(map(int, input().split(' '))), reverse=True)
bucket_min = v_list[A-1]
max_ = v_list[0]
max_bucket = v_list[:A]
max_ave = stats.mean(max_bucket)
all_bmin_cnt = v_list.count(bucket_min)
b_bmin_cnt = max_bucket.count(bucket_min)
all_max_cnt = v_list.count(max_)
comb = Comb()
print(max_ave)
if all_max_cnt <= A:
print(comb.nCr(all_bmin_cnt, b_bmin_cnt))
else:
num = 0
for r in range(A, B+1):
num += comb.nCr(all_max_cnt, r)
print(num)
if __name__ == '__main__':
main()
|
s285080519 | p03776 | u076936237 | 1491000268 | Python | Python (3.4.3) | py | Runtime Error | 53 | 5788 | 814 | import statistics as stats
from math import factorial
def nCr(n, r):
return int(factorial(n)/factorial(n-r)/factorial(r))
def main():
N, A, B = tuple(map(int, input().split(' ')))
max_ave = 0
v_list = sorted(list(map(int, input().split(' '))), reverse=True)
bucket_min = v_list[A-1]
bucket_max = v_list[0]
max_bucket = v_list[:A]
max_ave = stats.mean(max_bucket)
all_num = v_list.count(bucket_min)
bucket_num = max_bucket.count(bucket_min)
print(max_ave)
if bucket_min == bucket_max:
if all_num >= B:
print(2**B-1)
else:
num = 0
for i in range(A, B+1):
num += nCr(all_num, i)
print(num)
else:
print(nCr(all_num, bucket_num))
if __name__ == '__main__':
main()
|
s064797276 | p03776 | u076936237 | 1491000082 | Python | Python (3.4.3) | py | Runtime Error | 44 | 5532 | 783 | import statistics as stats
from math import factorial
def nCr(n, r):
return int(factorial(n)/factorial(n-r)/factorial(r))
def main():
N, A, B = tuple(map(int, input().split(' ')))
max_ave = 0
v_list = sorted(list(map(int, input().split(' '))), reverse=True)
bucket_min = v_list[A-1]
bucket_max = v_list[0]
max_bucket = v_list[:A]
max_ave = stats.mean(max_bucket)
all_num = v_list.count(bucket_min)
bucket_num = max_bucket.count(bucket_min)
print(max_ave)
if bucket_min == bucket_max:
if all_num >= B:
print(2**B-1)
else:
num = sum([nCr(all_num, r) for r in range(A, B+1)])
print(num)
else:
print(nCr(all_num, bucket_num))
if __name__ == '__main__':
main()
|
s956598167 | p03776 | u004797437 | 1490909738 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 443 | n, a, b = [int(i) for i in input().split(" ")]
v = [int(i) for i in input().split(" ")]
v.sort(reverse=True)
res = sum(v[:a])/a
print("{0:.6f}".format(res))
if not v[0]==v[a-1]:
x = v[:a].count(v[a-1])
y = v.count(v[a-1])
print(int(math.factorial(y)/math.factorial(x)/math.factorial(y-x)))
else:
comb = 0
for i in range(a, b+1):
comb += math.factorial(n)/math.factorial(i)/math.factorial(n-i)
print(int(comb)) |
s535781137 | p03776 | u813098295 | 1490853686 | Python | Python (2.7.6) | py | Runtime Error | 13 | 2816 | 575 | from math import factorial
N, A, B = map(int, raw_input().split())
v = map(int, raw_input().split())
C = [[0 for i in range(51)] for j in range(51)] #C[n][k] => nCk
for i in range(1, N+1):
for j in rane(1, i+1):
if (j == 0 or j == i):
C[i][j] = 1
else:
C[i][j] = C[i-1][j-1] + C[i-1][j]
v.sort(reverse = True)
t = v[A-1]
ans = 0
X, Y = v.count(t), v[:A].count(t)
if (v[0] != v[A-1]):
ans = C[X][Y]
else:
for i in range(A, B+1):
if(i <= X):
ans += comb[X][i]
print float(sum(v[0:A]))/A
print ans |
s490775558 | p03776 | u075012704 | 1490798262 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 1227 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[:A]
ave = sum(S) / A
print(ave)
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
if min(S) == max(S): # もしもA個選んだ中の商品価値が全て同じだったら
i = A
while i <= B and V[-i] == min(S):
C = C + math.factorial(Vs) // ( math.factorial(Vs - i) * math.factorial(i))
i += 1
else: # 商品価値が均一でなかったのなら
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) // (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(C) |
s370787943 | p03776 | u075012704 | 1490798129 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 1239 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A+1]
ave = sum(S) / A
print(S)
print(ave)
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
if min(S) == max(S): # もしもA個選んだ中の商品価値が全て同じだったら
i = A
while i <= B and V[-i] == min(S):
C = C + math.factorial(Vs) // ( math.factorial(Vs - i) * math.factorial(i))
i += 1
else: # 商品価値が均一でなかったのなら
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) // (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(C) |
s714547190 | p03776 | u075012704 | 1490797757 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 896 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
Vs = V.count(min(S))
Ss = S.count(min(S))
if min(S) != max(S):
C = math.factorial(Vs) // (math.factorial(Vs -Ss) * math.factorial(Ss))
print(C)
else:
i = A
C = 0
while i <= B and V[-i] == min(S):
c = math.factorial(Vs) // (math.factorial(Vs -i) * math.factorial(i))
C = C + c
i = i + 1
print(C) |
s965970276 | p03776 | u075012704 | 1490797643 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 901 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(S)
print(ave)
Vs = V.count(min(S))
Ss = S.count(min(S))
if min(S) != max(S):
C = math.factorial(Vs) // (math.factorial(Vs -Ss) * math.factorial(Ss))
print(C)
else:
i = A
C = 0
while i <= B and V[-i] == min(S):
c = math.factorial(Vs) // (math.factorial(Vs -i) * math.factorial(i))
C = C + c
i = i + 1
print(C)
|
s063819760 | p03776 | u075012704 | 1490797094 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 1228 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
if min(S) == max(S): # もしもA個選んだ中の商品価値が全て同じだったら
i = A
while i <= B and V[-i] == min(S):
C = C + math.factorial(Vs) // ( math.factorial(Vs - i) * math.factorial(i))
i += 1
else: # 商品価値が均一でなかったのなら
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) // (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(C) |
s312508097 | p03776 | u123756661 | 1490736835 | Python | PyPy2 (5.6.0) | py | Runtime Error | 47 | 32364 | 680 | def pscl(num,l=[1]):
for i in range(num):
l = map(lambda x,y:x+y,[0]+l,l+[0])
return l
n,a,b=map(int,raw_input().split())
v=[int(i) for i in raw_input().split()]
chk=[i for i in set(v)]
chk.sort()
if len(chk)==1:
print chk[0]*1.0
print sum(pscl(n)[a:b+1])
exit()
d={}
for i in v:
if i in d:
d[i]+=1
else:
d[i]=1
total=ans=tmp=0
t=a
for i in chk[::-1]:
if d[i]<t:
total=total+i*d[i]
t=t-d[i]
else:
total=total+i*t
print total*1.0/a
# print d,t,d[i],b-(a-t),pscl(d[i])
#print sum(pscl(d[i])[t:min(d[i],b-(a-t))+[0,1][d[i]>b-(a-t)]])
print pscl(d[i][t])
break |
s954568128 | p03776 | u075012704 | 1490727262 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 1236 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
if min(S) == max(S): # もしもA個選んだ中の商品価値が全て同じだったら
i = A
while i <= B and V[-i] == min(S):
C = C + math.factorial(Vs) // ( math.factorial(Vs - i) * math.factorial(i))
i += 1
else: # 商品価値が均一でなかったのなら
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) // (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(C)
|
s351639092 | p03776 | u075012704 | 1490727094 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 1498 | '''
Created on 2017/03/26
@author: Tomoya
'''
import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# cnt:カウンター
cnt = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
if V[0]== V[A-1]: # もしもA個選んだ中の商品価値が全て同じだったら
for i in range(N):
# N個の商品の中に最大価値値を持つものがいくつあるか調べる
if V[0] == V[i]:
cnt += 1
j = A
while j <= B and V[-i] == min(S):
C = C + math.factorial(Vs) / ( math.factorial(Vs - i) * math.factorial(i))
j += 1
else: # 商品価値が均一でなかったのなら
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) / (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(int(C))
|
s124173336 | p03776 | u075012704 | 1490726968 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 1443 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# cnt:カウンター
cnt = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
if V[0]== V[A-1]: # もしもA個選んだ中の商品価値が全て同じだったら
for i in range(N):
# N個の商品の中に最大価値値を持つものがいくつあるか調べる
if V[0] == V[i]:
cnt += 1
j = A
while j <= B and V[-i] == min(S):
C = C + math.factorial(cnt) / ( math.factorial(cnt - i) * math.factorial(i))
j += 1
else: # 商品価値が均一でなかったのなら
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) / (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(C) |
s736575606 | p03776 | u075012704 | 1490726910 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3188 | 1448 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# cnt:カウンター
cnt = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
if V[0]== V[A-1]: # もしもA個選んだ中の商品価値が全て同じだったら
for i in range(N):
# N個の商品の中に最大価値値を持つものがいくつあるか調べる
if V[0] == V[i]:
cnt += 1
j = A
while j <= B and V[-i] == min(S):
C = C + math.factorial(cnt) / ( math.factorial(cnt - i) * math.factorial(i))
j += 1
else: # 商品価値が均一でなかったのなら
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) / (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(int(C)) |
s948518229 | p03776 | u075012704 | 1490726715 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3064 | 1467 | import math
# D - Maximum Average Sets
# 問題URL:http://abc057.contest.atcoder.jp/tasks/abc057_d
# N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# cnt:カウンター
cnt = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
if V[0]== V[A-1]: # もしもA個選んだ中の商品価値が全て同じだったら
for i in range(N):
# N個の商品の中に最大価値値を持つものがいくつあるか調べる
if V[0] == V[i]:
cnt += 1
for i in range(A,B+1):
if V[-i] == min(S):
break
C = C + math.factorial(cnt) / ( math.factorial(cnt - i) * math.factorial(i))
else: # 商品価値が均一でなかったのなら
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) / (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(int(C)) |
s523802095 | p03776 | u075012704 | 1490726563 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 1311 | # N:商品の数 A個以上B個以下の範囲で選ぶ
N, A, B = map(int, input().split())
# C：最大価値組み合わせ総数
C = 0
# cnt:カウンター
cnt = 0
# 商品価値をリストに入れる
V = [int(value) for value in input().split()]
# 商品価値が高い順に並び替え
V.sort(reverse=True)
# 商品価値が高いものから出来るだけ少なく（＝A個）選ぶのが最も平均価値が高くなる
S = V[0:A]
ave = sum(S) / A
print(ave)
if V[0]== V[A-1]: # もしもA個選んだ中の商品価値が全て同じだったら
for i in range(N):
# N個の商品の中に最大価値値を持つものがいくつあるか調べる
if V[0] == V[i]:
cnt += 1
for i in range(A,B+1):
C = C + math.factorial(cnt) / ( math.factorial(cnt - i) * math.factorial(i))
else: # 商品価値が均一でなかったのなら
Vs = V.count(min(S)) # A個選んだ中で最も低い価値を持つ商品は、もともとの商品リストの中にいくつあるか
Ss = S.count(min(S)) # A個選んだ時中で最も低い価値を持つ商品はいくつあるか
# nCk = n! /( (n-k)! * k! )に基づきCを計算
C = math.factorial(Vs) / (math.factorial(Vs - Ss) * math.factorial(Ss) )
print(int(C)) |
s057149976 | p03776 | u209647862 | 1490676395 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 669 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
from math import factorial
def comb(n, r):
nf = factorial(n)
rf = factorial(r)
nrf = factorial(n - r)
return int(nf / (rf * nrf))
n, a, b = map(int, input().split())
goods = list(reversed(sorted([int(x) for x in input().split()])))
avg, total = sum(goods[:a]) / a, 0
lastcount, lastindex = 0, 0
for i, val in enumerate(goods):
if val == goods[a - 1]:
lastcount += 1
if i < a:
lastindex += 1
if a == 1 or goods[0] != goods[a - 1]:
total += comb(lastcount, lastindex)
else:
for i in range(a, b + 1):
total += comb(lastcount, i)
print(avg)
print(total)
|
s569571267 | p03776 | u209647862 | 1490675948 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 659 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
from math import factorial
def comb(n, r):
nf = factorial(n)
rf = factorial(r)
nrf = factorial(n - r)
return int(nf / (rf * nrf))
n, a, b = map(int, input().split())
goods = list(reversed(sorted([int(x) for x in input().split()])))
avg, total = sum(goods[:a]) / a, 0
lastcount, lastindex = 0, 0
for i, val in enumerate(goods):
if val == goods[a - 1]:
lastcount += 1
if i < a:
lastindex += 1
if goods[0] != goods[a - 1]:
total += comb(lastcount, lastindex)
else:
for i in range(a, b + 1):
total += comb(lastcount, i)
print(avg)
print(total)
|
s923750539 | p03776 | u209647862 | 1490675688 | Python | Python (3.4.3) | py | Runtime Error | 18 | 3064 | 659 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
from math import factorial
def comb(n, r):
nf = factorial(n)
rf = factorial(r)
nrf = factorial(n - r)
return int(nf / (rf * nrf))
n, a, b = map(int, input().split())
goods = list(reversed(sorted([int(x) for x in input().split()])))
avg, total = sum(goods[:a]) / a, 0
lastcount, lastindex = 0, 0
for i, val in enumerate(goods):
if val == goods[a - 1]:
lastcount += 1
if i < a:
lastindex += 1
if goods[0] != goods[a - 1]:
total += comb(lastcount, lastindex)
else:
for i in range(a, b + 1):
total += comb(lastcount, i)
print(avg)
print(total)
|
s932439508 | p03776 | u209647862 | 1490675595 | Python | Python (3.4.3) | py | Runtime Error | 21 | 3316 | 759 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
from math import factorial
from collections import defaultdict
def comb(n, r):
nf = factorial(n)
rf = factorial(r)
nrf = factorial(n - r)
return int(nf / (rf * nrf))
n, a, b = map(int, input().split())
goods = list(reversed(sorted([int(x) for x in input().split()])))
counter = defaultdict(int)
for v in goods:
counter[v] += 1
avg, total = sum(goods[:a]) / a, 0
lastcount, lastindex = 0, 0
for i, val in enumerate(goods):
if val == goods[a - 1]:
lastcount += 1
if i < a:
lastindex += 1
if goods[0] != goods[a - 1]:
total += comb(lastcount, lastindex)
else:
for i in range(a, b + 1):
total += comb(lastcount, i)
print(avg)
print(total)
|
s605658860 | p03776 | u124139453 | 1490640435 | Python | Python (2.7.6) | py | Runtime Error | 11 | 2692 | 416 | import itertools,math,bisect,pprint,sys
n, a, b = map(int, raw_input().split())
v = sorted(map(int, raw_input().split()))[::-1]
res1 = sum(v[:a])*1.0/a
print res1
res2 = 0
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
if a==v[:a].count(v[a-1]):
res2 = 0
for i in range(a,b+1):
res2 += nCr(v.count(v[a]),i)
print res2
else:
print nCr(v.count(v[a-1]),v[:a].count(v[a-1])) |
s650931171 | p03776 | u124139453 | 1490640153 | Python | Python (2.7.6) | py | Runtime Error | 12 | 2692 | 410 | import itertools,math,bisect,pprint,sys
n, a, b = map(int, raw_input().split())
v = sorted(map(int, raw_input().split()))[::-1]
res1 = sum(v[:a])*1.0/a
print res1
res2 = 0
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
if a==v[:a].count(v[a]):
res2 = 0
for i in range(a,b+1):
res2 += nCr(v.count(v[a]),i)
print res2
else:
print nCr(v.count(v[a]),v[:a].count(v[a])) |
s032150990 | p03776 | u124139453 | 1490639902 | Python | Python (2.7.6) | py | Runtime Error | 12 | 2820 | 393 | import itertools,math,bisect,pprint,sys
n, a, b = map(int, raw_input().split())
v = sorted(map(int, raw_input().split()))[::-1]
res1 = sum(v[:a])*1.0/a
print res1
res2 = 0
def nCr(n,r):
f = math.factorial
return f(n) / f(r) / f(n-r)
if a==v[:a].count(v[a]):
res2 = 0
for i in range(a,b):
res2 += nCr(v.count(v[i]),i)
else:
print nCr(v.count(v[a]),v[:a].count(v[a])) |
s015095425 | p03776 | u177726873 | 1490582380 | Python | Python (2.7.6) | py | Runtime Error | 10 | 2568 | 478 | # -*- coding: utf-8 -*-
# get two integers separated with half-width break
N, A, B = map(int, raw_input().split())
v = []
combos = []
for i in range(N):
v.append(int(raw_input()))
def permute(v, L):
p = []
for l in L:
p += [l.append(i) for i in v]
return p
ll = []
for i in range(B):
ll = permute(v, ll)
if i + 1 >= A:
combos += ll
averages = [sum(j)/len(j) for j in combos]
print(max(averages))
print(averages.count(max(averages)))
|
s322014539 | p03776 | u476383383 | 1490582307 | Python | Python (3.4.3) | py | Runtime Error | 2216 | 1808164 | 600 | from itertools import combinations
N,A,B = [int(i) for i in input().split()]
v = [int(i) for i in input().split()]
v.sort()
if v[-A] != v[-A-1]:
print(sum(v[-A:]) / A)
print(1)
elif v[-1] :
# AAと同じ数のカウント
# Aよりも大きい数のカウント
cnt = 0
bigger = 0
for i in range(N):
if v[A] < v[i]:
bigger += 1
if v[i] == v[A]:
cnt += 1
ans = 0
mini = min(B, cnt+bigger)
for i in range(A,mini):
ans += len(list(combinations(range(cnt), i - bigger)))
print(sum(v[-A:]) / A)
print(ans) |
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