// C++ 九九乘法表

//九九乘法表 
#include<iostream>
#include<iomanip>
using namespace std;
int main(){
for(int i=1;i<=9;i++){
for(int j=1;j<=9;j++){
cout<<j<<"*"<<i<<'='<< setw(2) <<i*j<<' ';
}
cout<<endl;
}
return 0;
}

//法二

//以while迴圈

#include<iostream>

#include<cstdlib>

using namespace std;

int main()

{

int i=1,j=1;

while(i<10)

{

while(j<10)

{

cout<<i<<"x"<<j<<"="<<i*j;

cout<<"\t"<<i+1<<"x"<<j<<"="<<(i+1)*j;

cout<<"\t"<<i+2<<"x"<<j<<"="<<(i+2)*j;

j+=1;

cout<<endl;

}

j=1;

i+=3;

cout<<endl;

}

system("pause");

return 0;

}