@ -1601,14 +1601,14 @@ def reader(target):
@coroutine
def adder(target):
while True:
item = (yield)
target.send(item + 100)
value = (yield)
target.send(value + 100)
def printer():
print(item)
print(value)
reader(adder(printer())) # 100, 101, ..., 109
```