hint

¼ö Çϳª¸¦ ÀÔ·ÂÀ¸·Î ¹Þ½À´Ï´Ù.
   scanf("%d",&dan);
   
dan ÀÌ 3 À̶ó¸é Ãâ·ÂÀº ´ÙÀ½°ú °°½À´Ï´Ù.

for( i = 1 ;  i <= 9 ; i++){ // 1 ºÎÅÍ 9 ±îÁö ¹Ýº¹
   printf("%d*%d=%d\n",dan,i,dan*i);
}

[ȨÀ¸·Î]  [µÚ ·Î]