13 条题解

  • 5
    @ 2024-2-22 11:22:38
    #include <iostream>
    using namespace std;
    int main(){ 
        double a,b,c, m;
        cin>>m;
        a=2* m;
        b=2*m*3.14159;
        c=m*m*3.14159;;
        printf("%.4lf",a);
        cout << " " ;
        printf("%.4lf",b);
        cout << " " ;
        printf("%.4lf",c);
        return 0;
    }
    
    • 2
      @ 2024-3-3 10:32:56
      #include <iostream>
      using namespace std;
      int main(){ 
          double a,b,c, m;
          cin>>m;
          a=2* m;
          b=2*m*3.14159;
          c=m*m*3.14159;;
          printf("%.4lf",a);
          cout << " " ;
          printf("%.4lf",b);
          cout << " " ;
          printf("%.4lf",c);
          return 0;
      }
      
      • 0
        @ 2024-7-16 11:37:20

        #include #include using namespace std; int main(){ double r; cin>>r; double zj=r2.0; double zc=2.0r3.14159; double mj=3.14159r*r; cout<<fixed<<setprecision(4)<<zj<<" "<<zc<<" "<<mj; return 0; }

        • 0
          @ 2024-7-16 11:37:06

          #include #include using namespace std; int main(){ double r; cin>>r; double zj=r2.0; double zc=2.0r3.14159; double mj=3.14159r*r; cout<<fixed<<setprecision(4)<<zj<<" "<<zc<<" "<<mj; return 0; }

          • 0
            @ 2024-7-16 10:44:53

            #include using namespace std; int main(){ double a,b,c, m; cin>>m; a=2* m; b=2m3.14159; c=mm3.14159;; printf("%.4lf",a); cout << " " ; printf("%.4lf",b); cout << " " ; printf("%.4lf",c); return 0; }

            • 0
              @ 2024-3-24 17:03:32

              #include<bits/stdc++.h> using namespace std; int main(){ double r,R,c,s,a; cin>>r; a=3.14159; R=r2; c=aR; s=arr; printf("%.4lf",R); cout<<" "; printf("%.4lf",c); cout<<" "; printf("%.4lf",s); return 0; }

              • 0
                @ 2024-3-24 17:03:12

                #include<bits/stdc++.h> using namespace std; int main(){ double r,R,c,s,a; cin>>r; a=3.14159; R=r2; c=aR; s=arr; printf("%.4lf",R); cout<<" "; printf("%.4lf",c); cout<<" "; printf("%.4lf",s); return 0; }

                • 0
                  @ 2024-2-22 9:53:52
                  #include <iostream>
                  using namespace std;
                  int main(){ 
                      double a,b,c, m;
                      cin>>m;
                      a=2* m;
                      b=2*m*3.14159;
                      c=m*m*3.14159;;
                      printf("%.4lf",a);
                      cout << " " ;
                      printf("%.4lf",b);
                      cout << " " ;
                      printf("%.4lf",c);
                      return 0;
                  }
                  
                  • -1
                    @ 2024-2-22 11:21:47

                    #include<bits/stdc++.h> using namespace std; int main(){ double b,z,c,m; cin>>b; z=b2; c=b3.141592; m=bb*3.14159; printf("%.4lf",z); cout<<" "; printf("%.4lf",c); cout<<" "; printf("%.4lf",m); return 0; }

                    • -1
                      @ 2024-2-22 9:42:17

                      #include using namespace std; int main(){ double a,b,c, m; cin>>m; a=2* m; b=2m3.14159; c=mm3.14159; printf("%.4lf",a); cout << " " ; printf("%.4lf",b); cout << " " ; printf("%.4lf",c); return 0; }

                      • -1
                        @ 2024-2-22 9:24:56
                        #include <iostream>
                        using namespace std;
                        int main(){ 
                            double a,b,c, m;
                            cin>>m;
                            a=2* m;
                            b=2*m*3.14159;
                            c=m*m*3.14159;;
                            printf("%.4lf",a);
                            cout << " " ;
                            printf("%.4lf",b);
                            cout << " " ;
                            printf("%.4lf",c);
                            return 0;
                        }
                        
                        
                        • -1
                          @ 2024-2-22 1:10:45

                          👀️

                          #include <iostream>
                          using namespace std;
                          int main(){ 
                              double a,b,c, m;
                              cin>>m;
                              a=2* m;
                              b=2*m*3.14159;
                              c=m*m*3.14159;
                              printf("%.4lf",a);
                              cout << " " ;
                              printf("%.4lf",b);
                              cout << " " ;
                              printf("%.4lf",c);
                              return 0;
                            }
                          
                        • -2
                          @ 2024-2-22 9:16:20
                          #include <iostream>
                          using namespace std;
                          int main(){ 
                              double a,b,c, m;
                              cin>>m;
                              a=2* m;
                              b=2*m*3.14159;
                              c=m*m*3.14159;;
                              printf("%.4lf",a);
                              cout << " " ;
                              printf("%.4lf",b);
                              cout << " " ;
                              printf("%.4lf",c);
                              return 0;
                          }
                          
                          
                          • 1

                          信息

                          ID
                          1179
                          时间
                          1000ms
                          内存
                          128MiB
                          难度
                          3
                          标签
                          (无)
                          递交数
                          422
                          已通过
                          241
                          上传者