#include "iostream.h"
void main(){
int input;
cout<<"Input the length of number : "; cin>>input;
if((input>0)&&(input<=10)){
cout<<" X ";
for(int a=1;a<=input;a++){
cout<<"\t"<
}cout<<"\n\n";
for(int ab=1;ab<=input;ab++){
cout<<" "<
for(int b=1;b<=input;b++){
cout<<"\t"<
}cout<<"\n\n";
}
}else
cout<<"please input the integer between 1-10 !!!"<
}
