7-15 计算圆周率 (15 分)

输入样例: 0.01 输出样例: 3.132157 AC代码 #include <stdio.h> int main(){ double limit, pi, fenzi, fenmu, sum, temp1, sum1, temp2; fenzi = 1; temp1 = 1; temp2 = 3; fenmu = 3; sum = 1; sum1 = 1; scanf("%lf
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