17 条题解

  • 1
    @ 2024-11-20 13:26:19
    #pragma GCC optimize(3)
    #pragma GCC target("avx")
    #pragma GCC optimize("Ofast")
    #pragma GCC optimize("inline")
    #pragma GCC optimize("-fgcse")
    #pragma GCC optimize("-fgcse-lm")
    #pragma GCC optimize("-fipa-sra")
    #pragma GCC optimize("-ftree-pre")
    #pragma GCC optimize("-ftree-vrp")
    #pragma GCC optimize("-fpeephole2")
    #pragma GCC optimize("-ffast-math")
    #pragma GCC optimize("-fsched-spec")
    #pragma GCC optimize("unroll-loops")
    #pragma GCC optimize("-falign-jumps")
    #pragma GCC optimize("-falign-loops")
    #pragma GCC optimize("-falign-labels")
    #pragma GCC optimize("-fdevirtualize")
    #pragma GCC optimize("-fcaller-saves")
    #pragma GCC optimize("-fcrossjumping")
    #pragma GCC optimize("-fthread-jumps")
    #pragma GCC optimize("-funroll-loops")
    #pragma GCC optimize("-fwhole-program")
    #pragma GCC optimize("-freorder-blocks")
    #pragma GCC optimize("-fschedule-insns")
    #pragma GCC optimize("inline-functions")
    #pragma GCC optimize("-ftree-tail-merge")
    #pragma GCC optimize("-fschedule-insns2")
    #pragma GCC optimize("-fstrict-aliasing")
    #pragma GCC optimize("-fstrict-overflow")
    #pragma GCC optimize("-falign-functions")
    #pragma GCC optimize("-fcse-skip-blocks")
    #pragma GCC optimize("-fcse-follow-jumps")
    #pragma GCC optimize("-fsched-interblock")
    #pragma GCC optimize("-fpartial-inlining")
    #pragma GCC optimize("no-stack-protector")
    #pragma GCC optimize("-freorder-functions")
    #pragma GCC optimize("-findirect-inlining")
    #pragma GCC optimize("-fhoist-adjacent-loads")
    #pragma GCC optimize("-frerun-cse-after-loop")
    #pragma GCC optimize("inline-small-functions")
    #pragma GCC optimize("-finline-small-functions")
    #pragma GCC optimize("-ftree-switch-conversion")
    #pragma GCC optimize("-foptimize-sibling-calls")
    #pragma GCC optimize("-fexpensive-optimizations")
    #pragma GCC optimize("-funsafe-loop-optimizations")
    #pragma GCC optimize("inline-functions-called-once")
    #pragma GCC optimize("-fdelete-null-pointer-checks")
    #include <queue>
    #include <math.h>
    #include <stack>
    #include <stdio.h>
    #include <iostream>
    #include <vector>
    #include <iomanip>
    #include <string.h>
    #include <algorithm>
    using namespace std;
    #define int long long
    const int N = 1e5 + 10;
    const int INF = 0x3f3f3f3f;
    int a, b, c, ans;
    signed main() {
    	scanf("%lld %lld %lld", &a, &b, &c);
    	ans = a - (int)(c / b);
    	if(c % b)//判断时间结束时虫子是否不是刚好吃完一个苹果 
    		ans--; 
    	if(ans < 0)//ans值可能小于0,但是剩下的苹果数量不可能为0 
    		ans = 0; 
    	printf("%lld" , ans);
    	
    	return 0;
    }
    

    纯享版:

    #include <stdio.h>
    #define int long long
    int a, b, c, ans;
    signed main() {
    	scanf("%lld %lld %lld", &a, &b, &c);
    	if(!(c % b))
    		ans = a - (int)(c / b);
    	else
    		ans = a - (int)(c / b) - 1;
    	if(ans < 0)
    		ans = 0;
    	printf("%lld" , ans);
    	return 0;
    }
    
    • 0
      @ 2025-7-9 15:20:35

      #include

      #include

      using namespace std;

      int main()

      {

      int n,x,y,ans;
      cin>>n>>x>>y;
      ans=n-ceil(y*1.0/x);
      if(ans<0)
      {
      	ans=0;
      } 
      cout<<ans;
      return 0;
      

      }

      • 0
        @ 2024-6-4 21:30:41
        #include<cmath>
        using namespace std;
        int main()
        {
        int n,x,y;
        cin>>n>>x>>y;
        
        int d=n-ceil(y*1.0/x);
        
        if(d<0){d=0;}
        	cout<<d;
        
            return 0;
        }
        
        • -1
          @ 2023-5-11 18:04:15

          #include

          #include

          using namespace std;

          int main()

          {

          int n,x,y,s;

          cin>>n>>x>>y;

          s=n-ceil(y*1.0/x);

          if(s<0)

          {

          s=0;

          }

          cout<<s;

          return 0;

          }

          • -1
            @ 2023-3-18 21:37:24
            #include<iostream>
            
            using namespace std;
            
            int main()
            {
            
            int a,b,c,d;
            
            cin>>a>>b>>c;
            
            d=c/b;
            
            if(c%b!=0) ;
            {
            
            	d=d+1;
            
            }
            
            if(a-d<=0){
            
            	cout<<"0";
            
            }else{
            
            	cout<<a-d;
            
            }
                return 0;
            }
            
          • -2
            @ 2024-4-6 9:34:50
            #include<bits/stdc++.h>
            using namespace std;
            int const N=1e5+10;
            double n,x,y;
            int main(){
            	cin>>n>>x>>y;
            	int ans=n-y/x;
            	if(ans<=0){
            		cout<<"0";
            		return 0;
            	}
            	cout<<ans;
            	return 0;
            }
            
            
            • -2
              @ 2023-10-25 22:21:11
              #include <bits/stdc++.h>
              #include <iostream>
              #include <iomanip>
              #include <cmath>
              #include <math.h>
              #include <algorithm>
              #include <cstring>
              using namespace std;
              const int N = 1e5 + 10;
              const int INF = 0x3f3f3f3f;
              int main()
              {
              	int n , x , y , c;
              	cin >> n >> x >> y;
              	c = y / x;
              	if( y % x > 0 )
              	{
              		if( n - c < 0 )
              		{
              			cout << 0 << endl;
              		}
              		else
              		{
              			c = c + 1;
              			c = n - c;
              			cout << c << endl;
              		}
              	}
              	else
              	{
              		if( n - c < 0 )
              		{
              			cout << 0 << endl;
              		}
              		else
              		{
              			c = n - c;
              			cout << c << endl;
              		}
              	}
                  return 0;
              }
              
              • -2
                @ 2023-3-18 21:37:32
                #include<iostream>
                
                using namespace std;
                
                int main()
                {
                
                int a,b,c,d;
                
                cin>>a>>b>>c;
                
                d=c/b;
                
                if(c%b!=0) ;
                {
                
                	d=d+1;
                
                }
                
                if(a-d<=0){
                
                	cout<<"0";
                
                }else{
                
                	cout<<a-d;
                
                }
                    return 0;
                }
                
                • -2
                  @ 2023-3-18 21:37:20
                  #include<iostream>
                  
                  using namespace std;
                  
                  int main()
                  {
                  
                  int a,b,c,d;
                  
                  cin>>a>>b>>c;
                  
                  d=c/b;
                  
                  if(c%b!=0) ;
                  {
                  
                  	d=d+1;
                  
                  }
                  
                  if(a-d<=0){
                  
                  	cout<<"0";
                  
                  }else{
                  
                  	cout<<a-d;
                  
                  }
                      return 0;
                  }
                  
                  • -2
                    @ 2023-3-18 21:37:12
                    #include<iostream>
                    
                    using namespace std;
                    
                    int main()
                    {
                    
                    int a,b,c,d;
                    
                    cin>>a>>b>>c;
                    
                    d=c/b;
                    
                    if(c%b!=0) ;
                    {
                    
                    	d=d+1;
                    
                    }
                    
                    if(a-d<=0){
                    
                    	cout<<"0";
                    
                    }else{
                    
                    	cout<<a-d;
                    
                    }
                        return 0;
                    }
                    
                    • -2
                      @ 2022-12-7 22:19:35
                      #include<iostream>
                      using namespace std;
                      int main(){
                      	int a,b,c,d;
                      	cin>>a>>b>>c;
                      	d=c/b;
                      	if(c%b!=0){
                      		d++;//注意题目要求求完整的苹果
                      	}
                      	if(a-d<=0){
                      		cout<<"0";//注意苹果不低于0
                      	}else{
                      		cout<<a-d;
                      	}
                      }
                      
                      • -2
                        @ 2022-3-30 21:16:11

                        #include

                        using namespace std;

                        int main(){

                        int a,b,c,d;
                        
                        cin>>a>>b>>c;
                        
                        d=c/b;
                        
                        if(c%b!=0){
                        
                        	d++;//注意题目要求求完整的苹果
                        
                        }
                        
                        if(a-d<=0){
                        
                        	cout<<"0";//注意苹果不低于0
                        
                        }else{
                        
                        	cout<<a-d;
                        
                        }
                        

                        }

                        • -2
                          @ 2022-1-6 14:04:27
                          #include <queue>
                          #include <math.h>
                          #include <stack>
                          #include <stdio.h>
                          #include <iostream>
                          #include <vector>
                          #include <iomanip>
                          #include <string.h>
                          #include <algorithm>
                          using namespace std;
                          #define LL long long
                          const int N = 1e5 + 10;
                          const int INF = 0x3f3f3f3f;
                          int main()
                          {
                          	 int n ,x,y;
                          	 cin >> n >> x >> y;
                          	 n = n - y/x;
                          	 if(y%x != 0)
                          	 {
                          	 	n -= 1;
                          	 }
                          	 if(n < 0)
                          	 	n = 0;
                          	 cout << n;
                          	 
                          }
                          
                          • -3
                            @ 2022-1-3 12:03:02
                            #include <iostream>
                            #include <math.h>
                            #include <iomanip>
                            using namespace std;
                            int main()
                            {
                            	double n,x,y;
                            	cin>>n>>x>>y;
                            	int s=n-(y/x);
                            	if(s<0)
                            	s=0;
                            	cout<<s;
                            }
                            
                            • -5
                              @ 2023-3-4 9:23:21

                              • -5
                                @ 2022-7-2 20:00:05

                                #include<stdio.h> #include using namespace std; int main() { int n,x,y; cin>>n>>x>>y; if(y%x==0) { int a=y/x; if(n-a<=0) { cout<<0<<endl; }else { cout<<n-a<<endl; } }else { int b=y/x+1; if(n-b<=0) { cout<<0<<endl; }else { cout<<n-b<<endl; } } }

                                • -6
                                  @ 2022-1-24 13:18:40

                                  #include using namespace std; int main() { int n,x,y,cnt; cin>>n>>x>>y; if(y/x==0)cnt=1; //要完整的苹果,所以至少为一 else cnt =y/x+1; //理由同上 if(n-cnt<=0)cout<<0; //苹果不可能比零个少 else cout<<n-cnt; return 0; }

                                  • 1

                                  信息

                                  ID
                                  871
                                  时间
                                  1000ms
                                  内存
                                  128MiB
                                  难度
                                  7
                                  标签
                                  递交数
                                  2036
                                  已通过
                                  420
                                  上传者