摘要:
1 #include <bits/stdc++.h> 2 #define exp 0.00001 3 using namespace std; 4 typedef long long ll; 5 6 double solve(double x, double y) 7 { 8 return 42* 阅读全文
摘要:
1 #include <bits/stdc++.h> 2 #define exp 0.00001 3 using namespace std; 4 typedef long long ll; 5 6 double solve(double x, double y) 7 { 8 return 42* 阅读全文
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