# include<iostream.h>void main(){ cout<<"*"<<"   "; for(int i=1;i<=9;i++)  cout<<i<<"   "; cout<<endl; for(int row=1;row<=9;row++) {  cout<<row<<"   ";  for(int j=1;j<=(row-1)*4;j++)//控制空格数   cout<<" ";  for(int col=row;col<=9;col++)  {   if(col*row<10)    cout<<col*row<<"   ";   else     cout<<col*row<<"  ";  }  cout<<endl; } }

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