【C学习笔记】day1-2 输出乘法口诀表

#include<stdio.h>

int main()
{
    for (int m = 1; m <= 9; m++)
        for (int n = 1; n <= m; n++)
        {
            printf("%d*%d=%d  ", n, m, m*n);
            if (m == n)
                printf("\n");
        }
    return 0;
}