import sys
#input = sys.stdin.readline #文字列につけてはダメ
input = sys.stdin.buffer.readline #文字列につけてはダメ
#sys.setrecursionlimit(1000000)
#import bisect
#import itertools
#import random
#from heapq import heapify, heappop, heappush
#from collections import defaultdict 
#from collections import deque
#import copy
#import math
#from functools import lru_cache
#@lru_cache(maxsize=None)
#MOD = pow(10,9) + 7
#MOD = 998244353
#dx = [1,0,-1,0]
#dy = [0,1,0,-1]

def main():
    N = int(input())
    A = list(map(int,input().split()))
    A.sort()
    ans = 0
    for a in range(1,N):
        #total = pow(2,a) #自分以外を選ぶ場合の数
        #dp[i][j][k]:i番目まで見てj個選んで和がkとなる場合の数
        MAX = 105*a
        dp = [[0]*MAX for _ in range(a+1)]
        dp[0][0] = 1
        for i in range(a):
            #p = [[0]*MAX for _ in range(a+1)]
            #p,dp = dp,p
            for j in reversed(range(a+1)):
                for k in reversed(range(MAX)):
                    if j+1 < a+1 and k+A[i] < MAX:
                        dp[j+1][k+A[i]] += dp[j][k]
                    #dp[j][k] += p[j][k]

        #print(dp)
        temp = 0
        for j in range(1,a+1): #1個の時はダメなので1から
            for k in range(MAX):
                if (k + A[a]) % j != 0: continue
                x = (k + A[a]) // j
                if x >= A[a]:
                    temp += dp[j][k]
        #print("temp",temp)
        ans += temp

    print(ans)



if __name__ == '__main__':
    main()