求π小數點後第n位數板子

// 求小數點後n位 #include <iostream> #define MAX_C 56000 int a = 10000, b, c = MAX_C, d, e, f[MAX_C + 1], g, n, ans, cnt; using namespace std; int main() { while(~scanf("%d", &n)){ for (; b - c; )

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