4 条评论
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MC小人 (周丞艺) LV 5 @ 2025-8-7 14:48:43#include<bits/stdc++.h> using namespace std; int main(){ double r,d,c,s,pi=3.14159; cin>>r; d=r2; c=dpi; s=pirr; printf("%.4lf",d); cout<<" "; printf("%.4lf",c); cout<<" "; printf("%.4lf",s); return 0; }
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@ 2025-8-5 13:08:50#include<bits/stdc++.h> using namespace std; int main(){ double r,d,l,s; cin>>r; d=2*r; l=2*3.14159*r; s=3.14159*r*r; cout<<fixed<<setprecision(4)<<d<<" "<<l<<" "<<s; return 0; }👍 1-
@ 2025-8-6 9:04:30
死简单
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@ 2025-8-2 14:53:59#include<bits/stdc++.h> using namespace std; int main(){ double r,d,c,s,pi=3.14159; cin>>r; d=r2; c=dpi; s=pirr; printf("%.4lf",d); cout<<" "; printf("%.4lf",c); cout<<" "; printf("%.4lf",s); return 0; }
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@ 2025-3-14 16:13:36
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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