《容斋随笔·卷十六·和诗当和意》
郭受寄给杜甫的诗说： 春兴不知凡几首？ 
郭爱寄杜云： 春兴不知凡几首？ 
Guo wrote a poem to Du Fu and said, "I don't know how many poems you have written with the beginning of spring"
<s>[INST] Transpose the following Modern Chinese text into Classical Chinese: 郭受寄给杜甫的诗说： 春兴不知凡几首？  [/INST] 郭爱寄杜云： 春兴不知凡几首？ </s>
Transpose the following Modern Chinese text into Classical Chinese: 郭受寄给杜甫的诗说： 春兴不知凡几首？
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郭爱寄杜云： 春兴不知凡几首？
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