12 条题解

  • 4
    @ 2023-3-29 18:01:31
    #include <iostream>
    using namespace std;
    int n;
    void one(){
        for(int i=1;i<=n;i++)cout<<"*";
        cout<<endl;
    }
    void md(int x,int k){
        for(int j=1;j<=x;j++)cout<<"*";
        for(int j=1;j<=k;j++)cout<<" ";
        for(int j=1;j<=x;j++)cout<<"*";
        cout<<endl;
    }
    int main(){
        cin>>n;
        one();
        int x=n/2,k=1;
        for(int i=1;i<=n/2;i++){
            md(x,k);
            x--;
            k+=2;
        }
        x+=2;
        k-=4;
        for(int i=1;i<=n/2-1;i++){
            md(x,k);
            x++;
            k-=2;
        }
        one();
    	return 0;
    }
    
    • 3
      @ 2022-1-12 11:52:13
      #include<stdio.h>
      #include<iostream>
      #include<math.h>
      using namespace std;
      int main()
      {
      	int n;
      	cin>>n;
      	n/=2; 
      	for(int i=1;i<=n+1;i++)
      	{
      		for(int j=1;j<=n*2+1;j++)
      		{
      			if(n-i+2<j&&n+i>j)
      			{
      				cout<<" ";
      			}
      			else
      			{
      				cout<<"*";
      			}
      		}
      		cout<<endl;
      	}
      	for(int i=n;i>=1;i--)
      	{
      		for(int j=1;j<=n*2+1;j++)
      		{
      			if(n-i+2<j&&n+i>j)
      			{
      				cout<<" ";
      			}
      			else
      			{
      				cout<<"*";
      			}
      		}
      		cout<<endl;
      	}
      }
      
      • 1
        @ 2022-1-12 12:02:04
        #include<stdio.h>
        #include<iostream>
        #include<math.h>
        using namespace std;
        int main()
        {
        	int n;
        	cin>>n;
        	n/=2; 
        	for(int i=1;i<=n+1;i++)
        	{
        		for(int j=1;j<=n*2+1;j++)
        		{
        			if(n-i+2<j&&n+i>j)
        			{
        				cout<<" ";
        			}
        			else
        			{
        				cout<<"*";
        			}
        		}
        		cout<<endl;
        	}
        	for(int i=n;i>=1;i--)
        	{
        		for(int j=1;j<=n*2+1;j++)
        		{
        			if(n-i+2<j&&n+i>j)
        			{
        				cout<<" ";
        			}
        			else
        			{
        				cout<<"*";
        			}
        		}
        		cout<<endl;
        	}
        }
        
        • 0
          @ 2024-12-2 21:58:06

          #include<bits/stdc++.h> using namespace std; int main(){ int n,left,right; cin>>n; int center=n/2; for(int i=0;i<n;i++){ left=abs(center-i); right=center-left+center; for(int j=0;j<n;j++){ if(j<=left||j>=right){ cout<<'*'; }else{ cout<<" "; } } cout<<endl; } return 0; }

          • 0
            @ 2024-11-18 22:12:03
            #include <bits/stdc++.h>
            using namespace std;
            int n;
            int main()
            {
            	cin>>n;
            	for(int i=1;i<=n;i++)cout<<"*";
            	for(int i=n/2;i>=1;i--){
            	cout<<endl;
            	for(int j=1;j<=i;j++)cout<<"*";
            	for(int j=1;j<=n-2*i;j++)cout<<" ";
            	for(int j=1;j<=i;j++)cout<<"*";
            	}
            	for(int i=2;i<=n/2;i++){
            	cout<<endl;
            	for(int j=1;j<=i;j++)cout<<"*";
            	for(int j=1;j<=n-2*i;j++)cout<<" ";
            	for(int j=1;j<=i;j++)cout<<"*";
            	}
            	cout<<endl;
            	for(int i=1;i<=n;i++)cout<<"*";
            	return 0;
            }
            
            • 0
              #include <iostream>
              #include <bits/stdc++.h>
              using namespace std;
              const int N=1e7+10;
              const int INF=0x3f3f3f3f;
              int main()
              {
              	int n;
              	cin>>n;
              	int zhong=n/2+1,bu=0;
              	for(int i=1;i<=n;i++)
              	{
              		for(int j=1;j<=n;j++)
              		{
              			if(i==1 || i==n)
              			{
              				cout<<'*';
              			}
              			else
              			{
              				if(j<=zhong+bu && j>=zhong-bu)
              			    cout<<' ';
              			    else
              			    cout<<'*';
              			}
              		}
              		cout<<"\n";
              		if(i==1 || i==n)
              		{
              			bu=0;
              		}
              		else
              		{
              			if(i<zhong)
              		bu++;
              		if(i>=zhong)
              		bu--;
              		}
              		
              	}
              }
              
              
              • 0
                @ 2023-3-19 18:05:26
                #include<stdio.h>
                #include<iostream>
                #include<math.h>
                using namespace std;
                int main()
                {
                	int n;
                	cin>>n;
                	n/=2; 
                	for(int i=1;i<=n+1;i++)
                	{
                		for(int j=1;j<=n*2+1;j++)
                		{
                			if(n-i+2<j&&n+i>j)
                			{
                				cout<<" ";
                			}
                			else
                			{
                				cout<<"*";
                			}
                		}
                		cout<<endl;
                	}
                	for(int i=n;i>=1;i--)
                	{
                		for(int j=1;j<=n*2+1;j++)
                		{
                			if(n-i+2<j&&n+i>j)
                			{
                				cout<<" ";
                			}
                			else
                			{
                				cout<<"*";
                			}
                		}
                		cout<<endl;
                	}
                }
                
                • 0
                  @ 2022-1-12 12:09:03
                  #include<stdio.h>
                  #include<iostream>
                  #include<math.h>
                  using namespace std;
                  int main()
                  {
                  	int n;
                  	cin>>n;
                  	n/=2; 
                  	for(int i=1;i<=n+1;i++)
                  	{
                  		for(int j=1;j<=n*2+1;j++)
                  		{
                  			if(n-i+2<j&&n+i>j)
                  			{
                  				cout<<" ";
                  			}
                  			else
                  			{
                  				cout<<"*";
                  			}
                  		}
                  		cout<<endl;
                  	}
                  	for(int i=n;i>=1;i--)
                  	{
                  		for(int j=1;j<=n*2+1;j++)
                  		{
                  			if(n-i+2<j&&n+i>j)
                  			{
                  				cout<<" ";
                  			}
                  			else
                  			{
                  				cout<<"*";
                  			}
                  		}
                  		cout<<endl;
                  	}
                  }
                  
                  • -1
                    @ 2023-3-25 18:46:52

                    #include<bits/stdc++.h> using namespace std; int main() { int n,t=1; cin>>n; for(int i=1; i<=n; i++) cout<<""; cout<<endl; for(int i=2; i<=n/2; i++) { for(int j=1; j<=(n-t)/2; j++) cout<<""; for(int j=1; j<=t; j++) cout<<" "; for(int j=1; j<=(n-t)/2;j++) cout<<""; cout<<endl; t+=2; } for(int i=2; i<=n/2+1; i++) { for(int j=1; j<=(n-t)/2; j++) cout<<""; for(int j=1; j<=t; j++) cout<<" "; for(int j=1; j<=(n-t)/2; j++) cout<<""; cout<<endl; t-=2; } for(int i=1; i<=n; i++) cout<<""; return 0; }

                    • -1
                      @ 2023-3-25 18:46:11
                      • -1
                        @ 2023-3-19 20:15:15

                        #include<stdio.h> #include<iostream> #include<math.h> using namespace std; int main() { int n; cin>>n; n/=2; for(int i=1;i<=n+1;i++) { for(int j=1;j<=n2+1;j++) { if(n-i+2<j&&n+i>j) { cout<<" "; } else { cout<<""; } } cout<<endl; } for(int i=n;i>=1;i--) { for(int j=1;j<=n2+1;j++) { if(n-i+2<j&&n+i>j) { cout<<" "; } else { cout<<""; } } cout<<endl; }

                          1. }
                        • -2
                          @ 2022-1-12 12:02:48
                          #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;
                          	cin>>n;
                          	n/=2;
                          	for(int i=1;i<=n+1;i++)
                          	{
                          		for(int j=1;j<=n*2+1;j++)
                          		{
                          			if(n-i+2<j&&n+i>j)
                          			{
                          				cout<<" ";
                          			}
                          			else
                          			{
                          				cout<<"*";
                          			}
                          		}
                          		cout<<endl;
                          	}
                          	for(int i=n;i>=1;i--)
                          	{
                          		for(int j=1;j<=n*2+1;j++)
                          		{
                          			if(n-i+2<j&&n+i>j)
                          			{
                          				cout<<" ";
                          			}
                          			else
                          			{
                          				cout<<"*";
                          			}
                          		}
                          		cout<<endl;
                          	}
                          }
                          
                          • 1

                          信息

                          ID
                          953
                          时间
                          1000ms
                          内存
                          128MiB
                          难度
                          6
                          标签
                          递交数
                          372
                          已通过
                          213
                          上传者