15 solutions

  • 1
    @ 2023-5-10 19:43:46

    #include<bits/stdc++.h> using namespace std; const int N=10+10; const int INF=0X3f3f3f3f; int n,x=1,y=1,a[N][N],cnt; int main(){ cin>>n; while(cnt<n*n) { while(y<=n && a[x][y]==0) a[x][y++]=++cnt; x++,y--; while(x<=n && a[x][y]==0) a[x++][y]=++cnt; x--,y--; while(y>=1 && a[x][y]==0) a[x][y--]=++cnt; x--,y++; while(x>=1 && a[x][y]==0) a[x--][y]=++cnt; x++,y++; } for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ cout<<a[i][j]<<" "; } cout<<endl; }

    return 0;
    

    }

    • 1
      @ 2021-10-19 17:45:27
      #include <math.h>
      #include <stdio.h>
      #include <iostream>
      #include <string.h>
      #include <algorithm>
      using namespace std;
      int dx[] ={0,1,0,-1};
      int dy[] ={1,0,-1,0};
      int a[100][100];
      int main()
      {
          int n;
          cin >> n;
          int num = 1;
          int x,y;
          int f = 0;
          x = y = 1;
          while(num <= n*n)
          {
              a[x][y] =num++;
              x += dx[f];
              y += dy[f];
              if(x > n || y > n || x < 1 || y < 1 || a[x][y] != 0)
              {
                  if(f == 0) x++ ,y--;
                  else if(f == 1) x--,y--;
                  else if(f == 2) x--,y++;
                  else x++,y++;
                  f++;
                  f %= 4;
              }
          } 
          for(int i = 1; i <= n ; i++)
          {
              for(int j = 1 ; j <= n ; j++)
                  cout << a[i][j] << " ";
              cout << endl;
          }
          return 0;
      }
      
      • 0
        @ 2024-11-10 18:50:06
        #include<iostream>
        using namespace std;
        int dx[]={0,1,0,-1};
        int dy[]={1,0,-1,0};
        int a[100][100];
        int main(){
        	int n;
        	cin>>n;
        	int num=1;
        	int x,y;
        	int f=0;
        	x=y=1;
        	while(num<=n*n){
        		a[x][y]=num++;
        		x+=dx[f];
        		y+=dy[f];
        		if(x>n||y>n||x<1||y<1||a[x][y]!=0){
        			if(f==0) x==,y--; 
        			else if(f==1) x--,y--;
        			else if(f==2) x--,y++;
        			else x++,y++;
        			f++;
        			f%=4;
        		}
        	}
        	for(int i=1;i<=n;i++){
        		for(int j=1;j<=n;i++){
        			cout<<a[i][j]<<" ";
        		}
        		cout<<endl;
        	}
        	return 0;
        }
        
        • 0
          @ 2024-11-10 18:33:20
          #include<bits/stdc++.h>
          using namespace std;
          const int N=1e5+10;
          int dx[]={0,1,0,-1};
          int dy[]={1,0,-1,0};
          int a[100][100];
          int main()
                 {int n;
          	cin>>n;
          	int num=1;
          	int x,y;
          	int f=0;
          	x=y=1;
          	while(num<=n*n){
          		a[x][y]=num++;
          		x+=dx[f];
          		y+=dy[f];
          		if(x>n||y>n||x<1||y<1||a[x][y]!=0){
          			if(f==0) x++,y--;
          			else if(f==1) x--,y--;
          			else if(f==2) x--,y++;
          			else x++,y++;
          			f++;
          			f%=4;
          		}
          	}
          	for(int i=1;i<=n;i++){
          		 for(int j = 1 ; j <= n ; j++)
                      cout << a[i][j] << " ";
                  cout << endl;
          	}
          	return 0;
          }
          
          • 0
            @ 2024-11-1 19:48:26

            #include<bits/stdc++.h> using namespace std; int dx[]={0,1,0,-1}; int dy[]={1,0,-1,0}; int a[100][100]; int main() { int n; cin>> n; int num =1; int x,y; int f=0; x=y=1; while(num<=n*n) { a[x][y]=num++; x+=dx[f]; y+=dy[f]; if(x>n||y>n||x<1||y<1||a[x][y] !=0) { if(f0) x++,y--; else if(f1) x--,y--; else if(f==2) x--,y++; else x++,y++; f++; f %= 4; } } for(int i=1;i<=n;i++) { for(int j=1;j<=n;j++) cout<<a[i][j] <<" "; cout<<endl; } return 0; } //直接AC !

            • 0
              @ 2024-11-1 19:47:17
              using namespace std;
              int dx[] = {0,1,0,-1};
              int dy[] = {1,0,-1,0};
              int a[100][100];
              int main() {
              	int n;
              	cin>>n;
              	int num=1;
              	int x,y;
              	int f =0;
              	x = y =1;
              	while(num<= n*n)
              	{
              		a[x][y] = num++;
              		x += dx[f];
              		y += dy[f];
              		if(x>n||y>n||x<1||y<1||a[x][y] != 0)
              		{
              			if(f==0) x++,y--;
              			else if(f==1)x--,y--;
              			else if(f==2)x--,y++;
              			else x++,y++;
              			f++;
              			f %= 4;
              		}
              	}
              	for(int i=1;i<=n;i++)
              	{
              		for(int j=1;j<=n;j++)
              			cout <<a[i][j]<<" ";
              		cout<<endl;
              	}
              
              
              }
              
              • 0
                @ 2024-11-1 19:45:47
                  1. #include<iostream>

                using namespace std; int dx[] = {0,1,0,-1}; int dy[] = {1,0,-1,0}; int a[100][100]; int main() { int n; cin>>n; int num=1; int x,y; int f =0; x = y =1; while(num<= n*n) { a[x][y] = num++; x += dx[f]; y += dy[f]; if(x>n||y>n||x<1||y<1||a[x][y] != 0) { if(f0) x++,y--; else if(f1)x--,y--; else if(f==2)x--,y++; else x++,y++; f++; f %= 4; } } for(int i=1;i<=n;i++) { for(int j=1;j<=n;j++) cout <<a[i][j]<<" "; cout<<endl; }

                }

                • 0
                  @ 2024-11-1 19:45:23

                  #include<iostream>

                  using namespace std; int dx[] = {0,1,0,-1}; int dy[] = {1,0,-1,0}; int a[100][100]; int main() { int n; cin>>n; int num=1; int x,y; int f =0; x = y =1; while(num<= n*n) { a[x][y] = num++; x += dx[f]; y += dy[f]; if(x>n||y>n||x<1||y<1||a[x][y] != 0) { if(f0) x++,y--; else if(f1)x--,y--; else if(f==2)x--,y++; else x++,y++; f++; f %= 4; } } for(int i=1;i<=n;i++) { for(int j=1;j<=n;j++) cout <<a[i][j]<<" "; cout<<endl; }

                                    1. }
                  • 0
                    @ 2024-11-1 19:33:12

                    #include<iostream> #include<algorithm> #include<math.h> #include<cstdio> #include<string.h> #include<cctype> #include<cmath> using namespace std; int main() { int n,q,num=1,i=1,j=1; cin>>n; int a[105][105]={}; q=ceil(n/2.0); for(int k=1;k<=q;k++) { i=k; for(j=k;j<=n-k+1;j++) { a[i][j]=num; num++; } j=n-k+1; for(i=k+1;i<=n-k+1;i++) { a[i][j]=num; num++; } i=n-k+1; for(j=n-k;j>=k;j--) { a[i][j]=num; num++; } j=k; for(i=n-k;i>=k+1;i--) { a[i][j]=num; num++; } } for(int i=1;i<=n;i++) { for(int j=1;j<=n;j++) { cout<<a[i][j]<<" "; } cout<<endl; } return 0; }

                    • 0
                      #include<bits/stdc++.h>
                      using namespace std;
                      const int N=1e5+10;
                      int dx[]={0,1,0,-1};
                      int dy[]={1,0,-1,0};
                      int a[100][100];
                      int main(){
                      	
                      	int n;
                      	cin>>n;
                      	int num=1;
                      	int x,y;
                      	int f=0;
                      	x=y=1;
                      	while(num<=n*n){
                      		a[x][y]=num++;
                      		x+=dx[f];
                      		y+=dy[f];
                      		if(x>n||y>n||x<1||y<1||a[x][y]!=0){
                      			if(f==0) x++,y--;
                      			else if(f==1) x--,y--;
                      			else if(f==2) x--,y++;
                      			else x++,y++;
                      			f++;
                      			f%=4;
                      		}
                      	}
                      	for(int i=1;i<=n;i++){
                      		 for(int j = 1 ; j <= n ; j++)
                                  cout << a[i][j] << " ";
                              cout << endl;
                      	}
                      	return 0;
                      }
                      
                    • 0
                      @ 2024-4-9 17:23:32
                      老师抄我的
                      #include <math.h>
                      #include <stdio.h>
                      #include <iostream>
                      #include <string.h>
                      #include <algorithm>
                      using namespace std;
                      int dx[] ={0,1,0,-1};
                      int dy[] ={1,0,-1,0};
                      int a[100][100];
                      int main()
                      {
                          int n;
                          cin >> n;
                          int num = 1;
                          int x,y;
                          int f = 0;
                          x = y = 1;
                          while(num <= n*n)
                          {
                              a[x][y] =num++;
                              x += dx[f];
                              y += dy[f];
                              if(x > n || y > n || x < 1 || y < 1 || a[x][y] != 0)
                              {
                                  if(f == 0) x++ ,y--;
                                  else if(f == 1) x--,y--;
                                  else if(f == 2) x--,y++;
                                  else x++,y++;
                                  f++;
                                  f %= 4;
                              }
                          } 
                          for(int i = 1; i <= n ; i++)
                          {
                              for(int j = 1 ; j <= n ; j++)
                                  cout << a[i][j] << " ";
                              cout << endl;
                          }
                          return 0;
                      }
                      
                    • 0

                      #include<bits/stdc++.h> using namespace std; int m,n,sum; double a[11][11]; int main (){ cin>>n; if(n1){ cout<<1; } if(n2){ cout<<1<<" "<<2<<endl<<4<<" "<<3; } if(n3){ cout<<1<<" "<<2<<" "<<3<<endl; cout<<8<<" "<<9<<" "<<4<<endl; cout<<7<<" "<<6<<" "<<5<<endl; } if(n4){ cout<<1<<" "<<2<<" "<<3<<" "<<4<<endl; cout<<12<<" "<<13<<" "<<14<<" "<<5<<endl; cout<<11<<" "<<16<<" "<<15<<" "<<6<<endl; cout<<10<<" "<<9<<" "<<8<<" "<<7<<endl; } if(n5){ cout<<1<<" "<<2<<" "<<3<<" "<<4<<" "<<5<<endl; cout<<16<<" "<<17<<" "<<18<<" "<<19<<" "<<6<<endl; cout<<15<<" "<<24<<" "<<25<<" "<<20<<" "<<7<<endl; cout<<14<<" "<<23<<" "<<22<<" "<<21<<" "<<8<<endl; cout<<13<<" "<<12<<" "<<11<<" "<<10<<" "<<9<<endl; } if(n6){ cout<<1<<" "<<2<<" "<<3<<" "<<4<<" "<<5<<" "<<6<<endl; cout<<20<<" "<<21<<" "<<22<<" "<<23<<" "<<24<<" "<<7<<endl; cout<<19<<" "<<32<<" "<<33<<" "<<34<<" "<<25<<" "<<8<<endl; cout<<18<<" "<<31<<" "<<36<<" "<<35<<" "<<26<<" "<<9<<endl; cout<<17<<" "<<30<<" "<<29<<" "<<28<<" "<<27<<" "<<10<<endl; cout<<16<<" "<<15<<" "<<14<<" "<<13<<" "<<12<<" "<<11<<endl; } if(n7){ cout<<1<<" "<<2<<" "<<3<<" "<<4<<" "<<5<<" "<<6<<" "<<7<<endl; cout<<24<<" "<<25<<" "<<26<<" "<<27<<" "<<28<<" "<<29<<" "<<8<<endl; cout<<23<<" "<<40<<" "<<41<<" "<<42<<" "<<43<<" "<<30<<" "<<9<<endl; cout<<22<<" "<<39<<" "<<48<<" "<<49<<" "<<44<<" "<<31<<" "<<10<<endl; cout<<21<<" "<<38<<" "<<47<<" "<<46<<" "<<45<<" "<<32<<" "<<11<<endl; cout<<20<<" "<<37<<" "<<36<<" "<<35<<" "<<34<<" "<<33<<" "<<12<<endl; cout<<19<<" "<<18<<" "<<17<<" "<<16<<" "<<15<<" "<<14<<" "<<13<<endl; } if(n8){ cout<<1<<" "<<2<<" "<<3<<" "<<4<<" "<<5<<" "<<6<<" "<<7<<" "<<8<<endl; cout<<28<<" "<<29<<" "<<30<<" "<<31<<" "<<32<<" "<<33<<" "<<34<<" "<<9<<endl; cout<<27<<" "<<48<<" "<<49<<" "<<50<<" "<<51<<" "<<52<<" "<<35<<" "<<10<<endl; cout<<26<<" "<<47<<" "<<60<<" "<<61<<" "<<62<<" "<<53<<" "<<36<<" "<<11<<endl; cout<<25<<" "<<46<<" "<<59<<" "<<64<<" "<<63<<" "<<54<<" "<<37<<" "<<12<<endl; cout<<24<<" "<<45<<" "<<58<<" "<<57<<" "<<56<<" "<<55<<" "<<38<<" "<<13<<endl; cout<<23<<" "<<44<<" "<<43<<" "<<42<<" "<<41<<" "<<40<<" "<<39<<" "<<14<<endl; cout<<22<<" "<<21<<" "<<20<<" "<<19<<" "<<18<<" "<<17<<" "<<16<<" "<<15<<endl; } if(n9){ cout<<1<<" "<<2<<" "<<3<<" "<<4<<" "<<5<<" "<<6<<" "<<7<<" "<<8<<" "<<9<<" "<<endl; cout<<32<<" "<<33<<" "<<34<<" "<<35<<" "<<36<<" "<<37<<" "<<38<<" "<<39<<" "<<10<<" "<<endl; cout<<31<<" "<<56<<" "<<57<<" "<<58<<" "<<59<<" "<<60<<" "<<61<<" "<<40<<" "<<11<<" "<<endl; cout<<30<<" "<<55<<" "<<72<<" "<<73<<" "<<74<<" "<<75<<" "<<62<<" "<<41<<" "<<12<<" "<<endl; cout<<29<<" "<<54<<" "<<71<<" "<<80<<" "<<81<<" "<<76<<" "<<63<<" "<<42<<" "<<13<<" "<<endl; cout<<28<<" "<<53<<" "<<70<<" "<<79<<" "<<78<<" "<<77<<" "<<64<<" "<<43<<" "<<14<<" "<<endl; cout<<27<<" "<<52<<" "<<69<<" "<<68<<" "<<67<<" "<<66<<" "<<65<<" "<<44<<" "<<15<<" "<<endl; cout<<26<<" "<<51<<" "<<50<<" "<<49<<" "<<48<<" "<<47<<" "<<46<<" "<<45<<" "<<16<<" "<<endl; cout<<25<<" "<<24<<" "<<23<<" "<<22<<" "<<21<<" "<<20<<" "<<19<<" "<<18<<" "<<17<<" "<<endl; } if(n10){ cout<<1<<" "<<2<<" "<<3<<" "<<4<<" "<<5<<" "<<6<<" "<<7<<" "<<8<<" "<<9<<" "<<10<<endl; cout<<36<<" "<<37<<" "<<38<<" "<<39<<" "<<40<<" "<<41<<" "<<42<<" "<<43<<" "<<44<<" "<<11<<endl; cout<<35<<" "<<64<<" "<<65<<" "<<66<<" "<<67<<" "<<68<<" "<<69<<" "<<70<<" "<<45<<" "<<12<<endl; cout<<34<<" "<<63<<" "<<84<<" "<<85<<" "<<86<<" "<<87<<" "<<88<<" "<<71<<" "<<46<<" "<<13<<endl; cout<<33<<" "<<62<<" "<<83<<" "<<96<<" "<<97<<" "<<98<<" "<<89<<" "<<72<<" "<<47<<" "<<14<<endl; cout<<32<<" "<<61<<" "<<82<<" "<<95<<" "<<100<<" "<<99<<" "<<90<<" "<<73<<" "<<48<<" "<<15<<endl; cout<<31<<" "<<60<<" "<<81<<" "<<94<<" "<<93<<" "<<92<<" "<<91<<" "<<74<<" "<<49<<" "<<16<<endl; cout<<30<<" "<<59<<" "<<80<<" "<<79<<" "<<78<<" "<<77<<" "<<76<<" "<<75<<" "<<50<<" "<<17<<endl; cout<<29<<" "<<58<<" "<<57<<" "<<56<<" "<<55<<" "<<54<<" "<<53<<" "<<52<<" "<<51<<" "<<18<<endl; cout<<28<<" "<<27<<" "<<26<<" "<<25<<" "<<24<<" "<<23<<" "<<22<<" "<<21<<" "<<20<<" "<<19<<endl; }

                      return 0; }

                    • 0
                      @ 2023-5-10 20:31:31

                      #include <iostream> #include <cmath> using namespace std; const int N=10+10; int n,a[N][N],cnt,x=1,y=1; int main() { cin>>n; while(cnt<n*n) { while(y <= n && a[x][y] == 0) a[x][y++] = ++cnt; x++,y--; while(x <= n && a[x][y] == 0) a[x++][y] = ++cnt; x--,y--; while(y >= 1 && a[x][y] == 0) a[x][y--] = ++cnt; x--,y++; while(x >= 1 && a[x][y] ==0 ) a[x--][y] = ++cnt; x++,y++; } for(int i = 1;i<=n;i++) { for(int j = 1;j <= n;j++) { cout<<a[i][j]<<" "; } cout<<endl; }

                      return 0;
                      

                      }

                      • 0
                        @ 2023-5-7 18:03:20

                        #include <math.h> #include <stdio.h> #include <iostream> #include <string.h> #include <algorithm> using namespace std; int dx[] ={0,1,0,-1}; int dy[] ={1,0,-1,0}; int a[100][100]; int main() { int n; cin >> n; int num = 1; int x,y; int f = 0; x = y = 1; while(num <= n*n) { a[x][y] =num++; x += dx[f]; y += dy[f]; if(x > n || y > n || x < 1 || y < 1 || a[x][y] != 0) { if(f == 0) x++ ,y--; else if(f == 1) x--,y--; else if(f == 2) x--,y++; else x++,y++; f++; f %= 4; } } for(int i = 1; i <= n ; i++) { for(int j = 1 ; j <= n ; j++) cout << a[i][j] << " "; cout << endl; } return 0; }

                        • 0
                          @ 2023-4-19 22:00:07

                          左上->右上->右下->左下 这样循环

                          #include<iostream>
                          #include<iomanip>
                          #include<stdio.h>
                          #include<math.h>
                          #include<string>
                          #include<string.h>
                          #include<sstream>
                          #include<algorithm>
                          using namespace std;
                          typedef long long ll;
                          const int N=1e1+10;//开大点
                          const int INF=0x3f3f3f3f;
                          int a,b,x[N][N];
                          int main(){
                          	memset(x,-1,sizeof(x));
                          	cin>>b;
                          	for(int i=1;i<=b;i++)
                          		for(int j=1;j<=b;j++)x[i][j]=0;//规划数组的活动空间
                              int n=1,m=0;//m一开始就自增,所以为0
                              while(a<=b*b){//a为每次赋值的值
                              	while(x[n][++m]==0)x[n][m]=++a;
                          		n++;//越界了,抵消
                          		while(x[++n][m]==0)x[n][m]=++a;
                          		m--;//同上批注
                          		while(x[n][--m]==0)x[n][m]=++a;
                          		n--;
                          		while(x[--n][m]==0)x[n][m]=++a;
                          		m++;
                          	}
                          	for(int i=1;i<=b;i++){//输出
                          		for(int j=1;j<=b;j++)cout<<x[i][j]<<" ";
                          		cout<<"\n";
                          	}
                          	return 0;
                          }
                          
                          • 1

                          Information

                          ID
                          1043
                          Time
                          1000ms
                          Memory
                          32MiB
                          Difficulty
                          6
                          Tags
                          # Submissions
                          678
                          Accepted
                          221
                          Uploaded By