4 条题解
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1丁浩楠 (2022ts159) LV 7 @ 2022-12-7 22:30:08
#include<iostream> #include<iomanip> #include<math.h> using namespace std; int main(){ double r,d,c,s; cin>>r; d=r*2; c=d*3.14159; s=r*r*3.14159; cout<<fixed<<setprecision(4)<<d<<" "; cout<<fixed<<setprecision(4)<<c<<" "; cout<<fixed<<setprecision(4)<<s; }
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02024-4-6 19:37:42@
#include<iostream> #include<iomanip> #include<math.h> using namespace std; int main(){ double r,d,c,s; cin>>r; d=r2; c=d3.14159; s=rr3.14159; cout<<fixed<<setprecision(4)<<d<<" "; cout<<fixed<<setprecision(4)<<c<<" "; cout<<fixed<<setprecision(4)<<s; }
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02022-2-13 19:50:37@
#include<bits/stdc++.h> using namespace std; int main() { double r,zhi,z,c; cin >> r; if(r == r) { zhi=2*r; z=zhi*3.14159; c=r*r * 3.14159; printf("%.4f %.4f %.4f",zhi,z,c); } }
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-22022-7-2 20:43:05@
#include<stdio.h> #include<iostream> using namespace std; int main() { double a,b,c,d,pi; cin>>a; pi=3.14159; b=a2; printf("%.4lf ",b); c=pib; printf("%.4lf ",c); d=piaa; printf("%.4lf ",d); }
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信息
- ID
- 889
- 时间
- 1000ms
- 内存
- 128MiB
- 难度
- 2
- 标签
- 递交数
- 268
- 已通过
- 159
- 上传者