8 条题解

  • 5
    @ 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
      @ 2025-5-5 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
                  857
                  已通过
                  357
                  上传者