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发布时间:2024-10-17 05:05
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时间:2024-10-28 09:07
#include <math.h>
#include <stdio.h>
main()
{
double pi, sum = 0, term, sign = 1.0;
int count = 0, n = 1;
do
{
term = sign / n;
sum = sum + term;
count++;
sign = -sign;
n = n + 2;
}
while (fabs(term) >= 1e-4);
pi = sum * 4;
printf("pi = %f\ncount = %d\n", pi, count);
}