Helloworld -SilverN

 /*Hello World*/

 #include<iostream>
 #include<cstdio>
 #include<cstring>
 using namespace std;
 int a,m,n;
 int mx[]={,-,,,};
 int my[]={,,,,-};
 int c=;
 int bo[][]={};
 int search(int p,int q){
     int x,y,head=,tail=;
     int bs[][]={};
     int i,j;
     c++;
     tail++;
     bs[tail][]=p;//1_x
     bs[tail][]=q;//2_y
     bo[p][q]=;
     do{
         head++;
         for(i=;i<=;i++)//四方向搜索
         {
           x=bs[head][]+mx[i];
           y=bs[head][]+my[i];
           if( (x>=)&&(y>=)&&(x<m)&&(y<n)&&bo[x][y]==){
               tail++;
               bs[tail][]=x;
               bs[tail][]=y;
               bo[x][y]=;
           }
          }
     }while(head<tail);
     return ;
 }
 int main(){
     int i;
 /*    memset(bo,0xff,sizeof(bo));
     cin>>m>>n;
     for(i=1;i<=m;i++)
      for(int j=1;j<=n;j++){
          scanf("%d",&a);
          if(a>0)bo[i][j]=1;
          else bo[i][j]=0;
      }
     for(i=1;i<=m;i++)
      for(int j=1;j<=n;j++){
          if (bo[i][j]==1) search(i,j);
      }
     cout<<"Num="<<c;
 */
         printf("Hello World\n");
         return ;

 }