
# 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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