x,y,z=list(map(int,input().split()))

w=y+2*z

ans=1

while w<=x-(y+z):

    w+=y+z

    ans+=1

print(ans)
x,y,z=list(map(int,input().split()))

ans=(x-z)//(y+z)

print(ans)
x, y, z = list(map(int, input().split()))
w = y + 2 * z
ans = 1
while w <= x - (y + z):
    w += y + z
    ans += 1
print(ans)

x, y, z = list(map(int, input().split()))
ans = (x - z) // (y + z)
print(ans)

-w = y + 2 * z -ans = 1 -while w <= x - (y + z): -    w += y + z -    ans += 1 +ans = (x - z) // (y + z)