c语言代码练习13

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#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
 

int main()
{
    int x = 0;
    int y = 0;
    int z = 0;
    for (x = 1; x < 10; x++)
    {
        for (y = 1; y <= x; y++)
        {
            z = x * y;
            printf("%d*%d=%2d ", x, y, z);
        }
        printf("\n");
    }
    return 0;
}