9 条题解

  • 6
    @ 2022-1-17 22:45:02
    #include <iostream>
    using namespace std;
    int main(){
        double x,y;
        int n,a;
        cin>>x>>y>>n;
        a=(n*x)/y;
        cout<<a<<endl;
        return 0;
    }
    
    • 1
      @ 2025-7-8 11:13:11

      #include

      using namespace std;

      int main()

      {

      double x,y;
      
      int n,a;
      
      cin>>x>>y>>n;
      
      a=(n*x)/y;
      
      cout<<a<<endl;
      
      return 0;
      

      }

      • 1
        @ 2025-5-5 16:27:31
        #include<bits/stdc++.h>
        using namespace std;
        double n;
        double x,y;
        int main(){
        	cin>>x>>y>>n;
        	cout<<(int)((x*n)/y);
        	
        } 
        
        
        • 1
          @ 2023-8-7 19:56:08
          #include<bits/stdc++.h>
          #include<cstring>
          #include<queue>
          #include<set>
          #include<stack>
          #include<vector>
          #include<map>
          #define ll long long
          using namespace std;
          const int N=1e5+10;
          const int M=2023;
          const int inf=0x3f3f3f3f;
          double x,y,n;
          int main()
          {
          	cin>>x>>y>>n;
          	cout<<floor(x*n/y);
          	return 0;
          }
          
          

          要向下取整

          • 1
            @ 2023-6-25 13:32:07
            #include <iostream>
            #include <stdio.h>
            #include <iomanip>
            #include <math.h>
            using namespace std;
            const int N = 1e6 + 10;
            const int INF = 0x3f3f3f3f;
            int main()
            {
            	float x , y;
            	int n;
            	cin >> x >> y >> n;
            	n = (x * n) / y;
            	cout << n;
            	return 0;
            }
            
            • 0
              @ 2025-4-4 21:22:02

              #include using namespace std; int main(){ double x,y; int n,a; cin>>x>>y>>n; a=(n*x)/y; cout<<a<<endl; return 0; }

              • 0
                @ 2022-11-6 12:51:06
                #include <bits/stdc++.h>
                
                using namespace std;
                
                int main()
                {
                    double x, y;
                    long n;
                
                    cin >> x >> y >> n;
                
                    long long m = x * n / y;
                
                    cout << m;
                
                    return 0;
                }
                
                • -1
                  @ 2023-3-4 18:32:17

                  P824 做衣服

                  image

                  这里有一个误区,setprecision(0)并不是直接舍去小数部分,而是四舍五入至个位,所以可以直接在实数结果前强转成int

                  蒟蒻のAC代码

                  #include<bits/stdc++.h>
                  using namespace std;
                  int main(){
                      double x,y;
                      int n;
                      cin>>x>>y>>n;
                      cout<<(int)(x*n/y);
                  }
                  
                  • -1
                    @ 2023-1-2 14:38:55
                    #include
                    using namespace std;
                    int main(){
                        double x,y;
                        int n,m;
                    	cin>>x>>y;
                    	cin>>n;
                    	m=x*n/y;
                        cout<<m;
                    }
                    
                    • 1

                    信息

                    ID
                    824
                    时间
                    1000ms
                    内存
                    128MiB
                    难度
                    5
                    标签
                    递交数
                    940
                    已通过
                    383
                    上传者