from itertools import accumulate


def main():
    N = int(input())
    a, b, c = map(int, input().split())
    S = list(map(len, input().split()))
    S_accum = list(accumulate(S, initial=0))
    patterns = 0

    head_idx = 0
    ab_idx = 1
    bc_idx = 2
    tail_idx = 3
    part_a = S[0]
    part_b = S[1]
    part_c = S[2]
    while head_idx < N - 2 and tail_idx <= N:
        if part_a == a and part_b == b and part_c == c:
            patterns += 1
            if tail_idx >= N:
                break
            part_c += S[tail_idx]
            tail_idx += 1
            part_c -= S[bc_idx]
            part_b += S[bc_idx]
            bc_idx += 1
            part_b -= S[ab_idx]
            part_a += S[ab_idx]
            ab_idx += 1
            part_a -= S[head_idx]
            head_idx += 1
            continue

        if head_idx >= ab_idx:
            part_a += S[ab_idx]
            part_b -= S[ab_idx]
            ab_idx += 1
            continue
        if ab_idx >= bc_idx:
            part_b += S[bc_idx]
            part_c -= S[bc_idx]
            bc_idx += 1
            continue
        if bc_idx >= tail_idx:
            if tail_idx >= N:
                break
            part_c += S[tail_idx]
            tail_idx += 1
            continue

        if part_c < c:
            if tail_idx >= N:
                break
            part_c += S[tail_idx]
            tail_idx += 1
            continue

        if part_c > c or part_b < b:
            part_c -= S[bc_idx]
            part_b += S[bc_idx]
            bc_idx += 1
            continue

        if part_b > b or part_a < a:
            part_b -= S[ab_idx]
            part_a += S[ab_idx]
            ab_idx += 1
            continue

        if part_a > a:
            part_a -= S[head_idx]
            head_idx += 1
            continue

    print(patterns)


if __name__ == "__main__":
    main()