10 条题解

  • 5
    @ 2024-11-29 18:15:20
    #include<bits/stdc++.h>
    using namespace std;
    const int N=1e5+10;
    int main(){
    	double a,b;
    	cin>>a>>b;
    	double c=a*b;
    	printf("%.2f",c);
    	
    	return 0;
    }
    
  • 3
    @ 2023-8-15 16:52:25
    /*********************************
    备注:
    *********************************/
    #include <iostream>
    #include <cstdio>
    #include <iomanip>
    #include <cmath>
    #include <math.h>
    #include <algorithm>
    #include <cstring>
    #include <string>
    #include <stack>
    #include <queue>
    #include <algorithm>
    #define LL long long
    using namespace std;
    const int INF = 0x3f3f3f3f;
    const int N = 1e5 + 10;
    double n , m;
    int main()
    {
    	cin >> n >> m;
    	double zzz = n * m;
    	cout << fixed << setprecision(2) << zzz << endl;
    	return 0;
    }
    
    • 3
      @ 2023-5-11 21:43:45

      这题直接用printf里面的%.2f就行,代码如下~

      #include <bits/stdc++.h>
      using namespace std;
      int main()
      {
          double x, y, temp = 0;
          cin >> x >> y;
          temp = x * y;
          printf ("%.2f",temp);
          return 0;
      }
      
    • 3
      @ 2022-1-21 23:02:34
      #include <iostream>
      #include <iomanip>
      using namespace std;
      int main(){
          double x,y;
          cin>>x>>y;
          cout<<fixed<<setprecision(2)<<x*y<<endl;
          return 0;
      }
      
      • 2
        @ 2023-1-23 15:10:12
        #include <iostream>
        using namespace std;
        int main(){
            double a,b;
            scanf("%lf%lf",&a,&b);
            printf("%.2lf",a*b);
            return 0;
        }
        
        
        • 2
          @ 2022-8-24 22:24:45
           #include <bits/stdc++.h>
          
          using namespace std;
          
          int main(void)
          {
          	float x, y;
          
          	cin >> x >> y;
          
          	printf("%.2f", x * y);
          
          	return 0;
          }
          
          • 2
            @ 2022-1-25 10:15:57
            #include <stdio.h>
            #include <iostream>
            using namespace std;
            int main()
            {
            	double x,y;
            	cin >> x >> y;
            	printf("%.2lf",x*y);
            }
            
            • 1
              @ 2022-9-23 21:19:19

              #include<stdio.h> #include<iostream> using namespace std; int main() { double x,y; cin >> x >> y; printf("%.2lf,x*y);

              return 0;
              

              }

              • 1
                @ 2022-7-2 10:01:48

                #include <stdio.h> #include <iostream> using namespace std; int main() { double x,y; cin >> x >> y; printf("%.2lf",x * y); }

                • 1
                  @ 2022-7-1 18:13:48

                  #include<stdio.h> #include<iostream> #include<iomanip> using namespace std; int main() { double x,y; cin>>x>>y; cout<<fixed<<setprecision(2)<<x*y<<endl; }

                  • 1

                  信息

                  ID
                  828
                  时间
                  1000ms
                  内存
                  128MiB
                  难度
                  3
                  标签
                  递交数
                  836
                  已通过
                  428
                  上传者