解题思路:
注意事项:
记得用异常处理
参考代码:
N=int(input())
string=[0 for i in range(N)]
for i in range(N):
string[i]=input()
for i in range(N):
print(string[i])
print()
s=[]
while True:
try:
s.append(input())
except:
break
l=" ".join(s).split()
for i in l:
print(i," ",sep="")
print()
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