如题所述
C语言递归函数和非递归函数求阶乘,参考代码如下:
#include<stdio.h>
long fun1(int n)
{
if(n<=1) return 1;
return fun1(n-1)*n;
}
long fun2(int n)
{
int i;
long m=1;
for(i=1; i<=n; ++i)
m*=i;
return m;
}
int main()
{
printf("%ld\n",fun1(9));
printf("%ld\n",fun2(9));
return 0;
}
#include<stdio.h>
long fun1(int n)
{
if(n<=1) return 1;
return fun1(n-1)*n;
}
long fun2(int n)
{
int i;
long m=1;
for(i=1; i<=n; ++i)
m*=i;
return m;
}
int main()
{
printf("%ld\n",fun1(9));
printf("%ld\n",fun2(9));
return 0;
}
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