38 条题解

  • -1
    @ 2023-3-22 20:21:52 
    #include<iostream>
#include<iomanip>
using namespace std;
int main(){
	double a,b,c;
	cin>>a;
	for(int i=1;i<=a;i++)
	{
		cin>>b;
		c+=b;
	}
	cout<<fixed<<setprecision(4)<<c/a<<endl;
}
    • -1
      @ 2023-3-22 20:21:49 
      #include<iostream>
#include<iomanip>
using namespace std;
int main(){
	double a,b,c;
	cin>>a;
	for(int i=1;i<=a;i++)
	{
		cin>>b;
		c+=b;
	}
	cout<<fixed<<setprecision(4)<<c/a<<endl;
}
      • -1
        @ 2023-3-22 20:21:44 
        #include<iostream>
#include<iomanip>
using namespace std;
int main(){
	double a,b,c;
	cin>>a;
	for(int i=1;i<=a;i++)
	{
		cin>>b;
		c+=b;
	}
	cout<<fixed<<setprecision(4)<<c/a<<endl;
}
        • -1
          @ 2023-3-22 20:21:40 
          #include<iostream>
#include<iomanip>
using namespace std;
int main(){
	double a,b,c;
	cin>>a;
	for(int i=1;i<=a;i++)
	{
		cin>>b;
		c+=b;
	}
	cout<<fixed<<setprecision(4)<<c/a<<endl;
}
          • -1
            @ 2023-3-22 20:21:19

            #include #include #include<string.h> #include using namespace std; double n,b,c; int main(){ cin>>n; for (int i=1;i<=n;i++) { cin>>b; c+=b;

            }
cout << fixed << setprecision(4) << c/n<< endl;
return 0;

}
            • -1
              @ 2023-3-22 20:18:20

              #include #include using namespace std; int main() { int n; cin>>n; double num,sum,avrage; for (int i=1;i<=n;i++) { cin>>num; sum+=num; } avrage=sum/n; printf("%.4lf",avrage ); } 看到这里了 点个赞再走吧再见

              • -1
                @ 2023-3-22 20:15:24 
                #include<iostream>
#include<stdio.h>
using namespace std;
int main()
{
    int n;  
    cin >> n;
    double num,sum,avrage;
    for (int i = 1; i <= n; i++)
    {
        cin >> num;
        sum += num;
    }
    avrage = sum/n;
    printf("%.4lf",avrage );
}
                • -1
                  @ 2023-3-14 22:20:05

                  #include #include using namespace std; int main() { int n; cin>>n; double num,sum,avrage; for (int i=1;i<=n;i++) { cin>>num; sum+=num; } avrage=sum/n; printf("%.4lf",avrage ); }

                  • -1
                    @ 2023-3-13 16:56:17 
                    • #include<iostream>
#include<stdio.h>
using namespace std;
int main()
{
    int n;  
    cin >> n;
    double num,sum,avrage;
    for (int i = 1; i <= n; i++)
    {
        cin >> num;
        sum += num;
    }
    avrage = sum/n;
    printf("%.4lf",avrage );
}

                      Copy *

                    • -1
                      @ 2023-1-31 11:04:09 
                      #include<iostream>
#include<iomanip>
using namespace std;
int main(){
	double a,b,c;
	cin>>a;
	for(int i=1;i<=a;i++)
	{
		cin>>b;
		c+=b;
	}
	cout<<fixed<<setprecision(4)<<c/a<<endl;
}
                      • -1
                        @ 2022-10-19 21:42:29 
                        using namespace std;
int main(){
	double a,b,s=0;
	cin>>b;
	for(double i=1;i<=b;i++){
		cin>>a;
		s+=a;
	}
	cout<<fixed<<setprecision(4)<<s/b<<endl;
}
                        • -1
                          @ 2022-2-5 11:59:28 
                          #include<iostream>
#include<stdio.h>
using namespace std;
int main()
{
    int n;  
    cin >> n;
    double num,sum,avrage;
    for (int i = 1; i <= n; i++)
    {
        cin >> num;
        sum += num;
    }
    avrage = sum/n;
    printf("%.4lf",avrage );
}
                          • -1
                            @ 2022-1-9 20:12:45 
                            #include<iostream>
#include<iomanip>
using namespace std;
int main()
{
	int n;  
    cin>>n;
    double num,sum,avrage;
    for (int i=1;i<=n;i++)
    {
        cin>>num;
        sum+=num;
    }
    avrage=sum/n;
    printf("%.4lf",avrage );
}
                            • -1
                              @ 2022-1-8 16:47:54 
                              #include <iostream>
#include <math.h>
#include <iomanip>
using namespace std;
#define LL Long Long
const int N=1e5+10;
const int INF=0x3f3f3f3f;
int main()
{
	int n;  
    cin>>n;
    double num,sum,avrage;
    for (int i=1;i<=n;i++)
    {
        cin>>num;
        sum+=num;
    }
    avrage=sum/n;
    printf("%.4lf",avrage );
}
                              • -1
                                @ 2022-1-8 15:38:15 
                                #include<iostream>
#include<iomanip>
using namespace std;
int main()
{
    int n;  
    cin >> n;
    double num,sum,avrage;
    for (int i = 1; i <= n; i++)
    {
        cin >> num;
        sum += num;
    }
    avrage = sum/n;
    printf("%.4lf",avrage );
}
                                • -2
                                  @ 2023-3-22 20:21:55 
                                  #include<iostream>
#include<iomanip>
using namespace std;
int main(){
	double a,b,c;
	cin>>a;
	for(int i=1;i<=a;i++)
	{
		cin>>b;
		c+=b;
	}
	cout<<fixed<<setprecision(4)<<c/a<<endl;
}
                                  • -2
                                    @ 2022-7-4 20:30:39

                                    #include <stdio.h> #include #include <math.h> using namespace std; int main() { double n ,sum = 0 , x; cin >> n; for(int i = 0 ; i < n ; i++) { cin >> x; sum += x; } printf("%.4lf",sum/n); }

                                    • -2
                                      @ 2022-1-19 16:15:22

                                      #include #include <stdio.h> using namespace std; int main() { int i,n; float s,x; cin>>n;

                                      for(i=1; i<=n; i++)
{
    cin>>x;
    s=s+x;
}
s=s/n;
printf("%.4f",s);
return 0;

                                      }

                                      均值

                                      信息

                                      ID
                                      921
                                      时间
                                      1000ms
                                      内存
                                      128MiB
                                      难度
                                      5
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                                      已通过
                                      593
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