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http://www.hackerschool.org/HS_Boards/zboard.php?AllArticle=true&no=6313 [º¹»ç]


1) ¹®Á¦:

2ºÎÅÍ 9±îÁöÀÇ ¼ö Áß 2°³¸¦ ÀÔ·Â¹Þ¾Æ ÀԷ¹ÞÀº ¼ö »çÀÌÀÇ ±¸±¸´ÜÀ» Ãâ·ÂÇÏ´Â ÇÁ·Î±×·¥À» ÀÛ¼ºÇϽÿÀ.
´Ü, ¹Ýµå½Ã ¸ÕÀú ÀÔ·ÂµÈ ¼öÀÇ ±¸±¸´ÜºÎÅÍ ¾Æ·¡ÀÇ Çü½Ä¿¡ ¸Â°Ô Ãâ·ÂÇÏ¿©¾ß ÇÑ´Ù.

ÀÔ·Â ¿¹: 5 3

5*1=5   4*1=4 3*1=3
5*2=10 4*2=8 3*2=6
...


2) ÄÚµå:

  1 #include <stdio.h>
  2
  3 int main(void)
  4 {
  5         int num1;
  6         int num2;
  7         int i;
  8
  9          printf("enter first number:");
10         scanf("%d",&num1);
11
12         printf("enter second number:");
13         scanf("%d",&num2);
14
15         if(num1<num2){
16                 for(i=1;i<10;i++){
17                         for(;num1<=num2;num1++){
18                                 printf("%d*%d=%d", num1,i,num1*i);
19                         }
20                 }
21         }
22
23         else if(num1>num2){
24                 for(i=1;i<10;i++){
25                         for(;num1>=num2;num1--){
26                                 printf("%d*%d=%d ", num1,i,num1*i);
27                         }
28                 }
29         }
30
31         return 0;
32 }

À§¿¡ ¹®Á¦¿¡ ´ëÇÑ ´äÀ¸·Î ÀÌ·± Äڵ带 ÀÛ¼ºÇÏ¿´´Âµ¥ ½ÇÇàÇϸé

3*1 4*1 5*1 ±îÁö¸¸ ³ª¿À°í Á¾·á µË´Ï´Ù.

Á¦ »ý°¢¿¡´Â      

for(;num1<=num2;num1++){
                          printf("%d*%d=%d", num1,i,num1*i);
                          }

ÀÌ ¹®ÀåÀÌ ³¡³ª°í ´Ù½Ã  ÀÌ for(i=1;i<10;i++)¹®À¸·Î µ¹¾Æ°¡ i=2,i=3 ... ÀÌ·¸°Ô µÇ¾ß µÉ°Å °°Àºµ¥ ¾Æ´Ñ°¡¿ä?

  Hit : 4224     Date : 2013/03/12 11:02



    
nsh009 for ¹® ¾ÈÀÇ º¯¼öµéÀ» ¹Ý´ë·Î »ç¿ëÇϼ˽À´Ï´Ù.

if(num1<num2)
{
for(;num1<=num2;num1++)
for(i=1;i<10;i++)
{
printf("%d * %d = %d \n", num1, i, num1*i);
}
}

±×¸®°ø~ °¡µ¶¼º ¶§¹®¿¡ \n À» ºÙ¿³½À´Ï´Ù.
2013/03/12  
nsh009 ÀÌ·¸°Ô ù¹øÂ° if ¹® ±îÁö °íÄ¡°í Çϸé Á¤»óÀÛµ¿ÇÕ´Ï´Ù. ¾Æ·§ÂÊ ±îÁø ¼Õ¾È´ñ±¸¿ä.. °¨ÀâÀ¸¼ËÀ¸¸é ¹Ù·Î¼öÁ¤ ¤¡¤¡ 2013/03/12  
izero ´äº¯ °¨»çÇÕ´Ï´Ù. nsh009´ÔÀÌ ¾²½Å°Åó·³ ÇÏ¸é ¿øÇÏ´Â ´äÀº ´Ù ³ª¿À´Âµ¥ Á¦°¡ ¿øÇϴ°Ͱú Á¶±Ý ´Ù¸£³×¿ä.
Ãâ·ÂÀÌ

5*1=5 4*1=4 3*1=3
5*2=10 4*2=8 3*2=6

ÀÌ·¸°Ô ¼¼ÁÙ·Î ³ª´²¼­ ³ª¿À°Ô ÇÏ°í ½Í¾î¼­ for(i=1;i<10;i++)¸¦ ¸ÕÀú ¾´°Çµ¥ ¾î¶² ³í¸®Àû ¿À·ù°¡ Àִ°Š°°±ä Çѵ¥ °¨ÀÌ ¾ÈÀâÈ÷³×¿ä..
2013/03/12  
izero ¿©·¯¹æ¹ýÀ¸·Î ½ÃµµÇغ» °á°ú Á¦°¡ for¹®ÀÌ ³¡³ª¸é num1°¡ óÀ½ ÀÔ·ÂÇѼö·Î ÀÚµ¿À¸·Î µ¹¾Æ°£´Ù°í À߸ø »ý°¢Çؼ­ À߸øµÈ Ãâ·ÂÀÌ ³ª¿Â°Ç ¾Ë°Ú´Âµ¥

À§¿¡ ¸»ÇѰÍó·³ ¼¼ÁÙ·Î Ãâ·ÂÇÏ´Â ¹æ¹ýÀº scanfÇÔ¼ö¸¦ ÅëÇØ num1À» »õ·Î ÀÔ·Â ¹Þ´Â ¹æ¹ý ¹Û¿¡ ¾ø³ª¿ä?

if(num1<num2){
16 for(i=1;i<10;i++){
17 for(;num1<=num2;num1++){
18 printf("%d*%d=%d", num1,i,num1*i);
19 }
PRITNF("ENTER FIRST NUMBER:");
SCANF("%d",&num1);
20 }
21 }
2013/03/12  
izero óÀ½¿¡ ÀÔ·ÂÇÑ num1¸¦ ÀúÀåÇÏ´Â save1 º¯¼ö¸¦ ¸¸µé°í for¹® ÃʱâÈ­¹®¿¡ ³Ö¾îÁ༭ ÇØ°á‰ç½À´Ï´Ù.
»ý°¢º¸´Ù °£´ÜÇѰſ©¼­ Ç㹫Çϳ׿ä..

1 #include <stdio.h>
2
3 int main(void)
4 {
5 int num1;
6 int save1;
7 int num2;
8 int i;
9
10 printf("enter first number:");
11 scanf("%d",&num1);
12
13 printf("enter second number:");
14 scanf("%d",&num2);
15
16 save1=num1;
17 if(num1<num2){
18 for(i=1;i<10;i++){
19 for(num1=save1;num1<=num2;num1++){
20 printf("%3d*%3d=%3d ", num1,i,num1*i);
21 }
22 printf("\n");
23 }
24 }
25
26 else if(num1>num2){
27 for(i=1;i<10;i++){
28 for(num1=save1;num1>=num2;num1--){
29 printf("%3d*%3d=%3d", num1,i,num1*i);
30 }
31 printf("\n");
32 }
33 }
34
35 return 0;
36 }
2013/03/12