# Пример решений задач на Python, автор Карам Сулейманов


# === Задача 1 === #

n = int(input())
a = int(input())
b = int(input())
r = n - a
ans = min(r, b + 1)
print(ans)


# === Задача 2 === #

n = int(input())
r = int(input())
c = int(input())

ans = 0
ans += min(c, r) - 1
ans += min(c - 1, n - r)
ans += min(n - c, n - r)
ans += min(n - c, r - 1)

print(ans)


# === Задача 3 === #

n = int(input())
m = int(input())
s = int(input())

ans = 0

w = 0
while w * w <= s:
    w += 1
    if s % w:
        continue
    h = s // w
    a = n // w
    b = m // h
    ans = max(ans, a * b)
    a = m // w
    b = n // h
    ans = max(ans, a * b)

print(ans)


# === Задача 4 === #

n = int(input())
t = int(input()) // 2
s = []

ans = -1
ansl, ansr = 0, 0
l, d = 0, 0

for r in range(n - 1):
    x = int(input())
    s.append(x)
    d += s[r]
    while d > t:
        d -= s[l]
        l += 1
    if ans < r - l + 1:
        ans = r - l + 1
        ansl = l
        ansr = r + 1

print(ansl + 1)
print(ansr + 1)