#include <iostream>
using namespace std;

int main() {
    //行
    for (int row = 1; row <= 9; row++) {
        //列
        for (int column = 1; column <= row; column++) {
            //根据乘法表达式的结果来输出不同的格式
            if ((column * row) < 10) {
                cout << column << "*" << row << "= " << row* column << " ";
            } else {
                cout << column << "*" << row << "=" << row* column << " ";
            }
        }
        cout << endl;
    }

    system("pause");
    return 0;
}