qfedu-basic-level/day5/chengfa99.cpp

// 打印九九乘法表
#include <iostream>

using namespace std;

int main()
{
    for (int i = 1; i < 10; i++)
    {
        for (int j = 1; j < 10; j++)
        {
            if (j <= i)
                cout << i << "*" << j << "=" << i * j << "\t";
        }
        cout << endl;
    }

    return 0;
}