标题:
C语言用递归求π的值
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作者:
qwersdfgfg
时间:
2018-11-8 20:05
标题:
C语言用递归求π的值
#include "stdio.h"
float f(float n,float a, float b)
{
float s=0;
a=1/(4*n-3);
b=1/(4*n-1);
s=(a-b);
if(n==1)
{
return s;
}
else
{
s+=f((n-1),a,b);
return s;
}
}
void main()
{
float sn=0;
sn+=f(10000,1,1);
printf("sn=%10.8f\r\n",sn*4);
}
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