摘要：
#include <iostream>#include<iomanip>using namespace std;int main(void){ double a; while(cin>>a) { if(a<0) a=-a; cout<<fixed<<setprecision(2); cout<<a< 阅读全文
posted @ 2020-02-16 13:56
heroin1
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摘要：
#include <iostream>#define PI 3.1415927#include<iomanip>using namespace std;class ball{ public: double setV(double R) { double V=4.0/3*PI*R*R*R; retur 阅读全文
posted @ 2020-02-16 13:51
heroin1
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#include <iostream>using namespace std;int main(void){ char a, b, c,d; cin >> a >> b >> c; if (a > b) { d = a; a = b; b = d; } if (a> c) { d = a; a = 阅读全文
posted @ 2020-02-16 13:37
heroin1
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