此函数在C语言中如何运算?这里n=3.long rfact(int n){ long ans;\x05if (n>0)\x05\x05ans=n*rfact(n-1);\x05else\x05\x05ans=1;\x05return ans;}如何计算ans?小弟感激不尽~
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![此函数在C语言中如何运算?这里n=3.long rfact(int n){ long ans;\x05if (n>0)\x05\x05ans=n*rfact(n-1);\x05else\x05\x05ans=1;\x05return ans;}如何计算ans?小弟感激不尽~](/uploads/image/z/1582842-66-2.jpg?t=%E6%AD%A4%E5%87%BD%E6%95%B0%E5%9C%A8C%E8%AF%AD%E8%A8%80%E4%B8%AD%E5%A6%82%E4%BD%95%E8%BF%90%E7%AE%97%3F%E8%BF%99%E9%87%8Cn%3D3.long+rfact%28int+n%29%7B++++long+ans%3B%5Cx05if+%28n%26gt%3B0%29%5Cx05%5Cx05ans%3Dn%2Arfact%28n-1%29%3B%5Cx05else%5Cx05%5Cx05ans%3D1%3B%5Cx05return+ans%3B%7D%E5%A6%82%E4%BD%95%E8%AE%A1%E7%AE%97ans%3F%E5%B0%8F%E5%BC%9F%E6%84%9F%E6%BF%80%E4%B8%8D%E5%B0%BD%7E)
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