16 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;
    }
    
    • 1
      @ 2023-5-11 18:04:15

      #include<iostream>

      #include<cmath>

      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;

      }

      • 0
        @ 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;
        }
        
        • 0
          @ 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;
          }
          
        • -1
          @ 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
            @ 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;
            }
            
            
            • -1
              @ 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;
              }
              
              • -1
                @ 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;
                }
                
                • -1
                  @ 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;
                  }
                  
                  • -1
                    @ 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;
                    	}
                    }
                    
                    • -1
                      @ 2022-3-30 21:16:11

                      #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;
                      
                      }
                      

                      }

                      • -1
                        @ 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;
                        	 
                        }
                        
                        • -2
                          @ 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;
                          }
                          
                          • -4
                            @ 2023-3-4 9:23:21

                            • -4
                              @ 2022-7-2 20:00:05

                              #include<stdio.h> #include<iostream> 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; } } }

                              • -4
                                @ 2022-1-24 13:18:40

                                #include<iostream> 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
                                1451
                                已通过
                                307
                                上传者