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from li_std_set import *
s = set_string()
s.append("a")
s.append("b")
s.append("c")
sum = ""
for i in s:
sum = sum + i
if sum != "abc":
raise RuntimeError
i = s.__iter__()
if i.next() != "a":
raise RuntimeError
if i.next() != "b":
raise RuntimeError
if i.next() != "c":
raise RuntimeError
b = s.begin()
e = s.end()
sum = ""
while (b != e):
sum = sum + b.next()
if sum != "abc":
raise RuntimeError
b = s.rbegin()
e = s.rend()
sum = ""
while (b != e):
sum = sum + b.next()
if sum != "cba":
raise RuntimeError
si = set_int()
si.append(1)
si.append(2)
si.append(3)
i = si.__iter__()
if i.next() != 1:
raise RuntimeError
if i.next() != 2:
raise RuntimeError
if i.next() != 3:
raise RuntimeError
i = s.begin()
i.next()
s.erase(i)
b = s.begin()
e = s.end()
sum = ""
while (b != e):
sum = sum + b.next()
if sum != "ac":
raise RuntimeError
b = s.begin()
e = s.end()
if e - b != 2:
raise RuntimeError
m = b + 1
if m.value() != "c":
raise RuntimeError
s = pyset()
s.insert((1,2))
s.insert(1)
s.insert("hello")
sum = ()
for i in s:
sum = sum + (i,)
if (len(sum) != 3 or (not 1 in sum) or (not 'hello' in sum) or (not (1, 2) in sum)) :
raise RuntimeError
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