摘要:
#include <math.h> #include <stdio.h> #include <iostream> #include <stdlib.h> #define T double T c(T x,T y,T r){return sqrt(x*x+y*y)-r;} T u(T x,T y,T 阅读全文
posted @ 2024-07-12 18:46
Peppa_Even_Pig
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