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http://www.hackerschool.org/HS_Boards/view.php?id=books&no=1831 [º¹»ç]


139p 13¹ø° ÁÙ¿¡ 'if( !(a > b) )'¶ó°í µÇÀִµ¥, ¿Ö !¸¦ ºÙ¿´³ª¿ä.
±×¸®°í Çؼ®ÇÏ¸é ¾î¶² ¶æÀΰ¡¿ä?

±×¸®°í 139pÀÇ ³»¿ëÀ» ÄÄÆÄÀÏÇؼ­ ÇÁ·Î±×·¥À» ¸¸µé¸é a¿¡¼­ b±îÁö ¼ö¸¦ ´õÇؼ­ º¸¿©Áà¾ßÇÏÀݽÀ´Ï±î? ±×·±µ¥ Àú´Â ¿Ö ¾î¶² °ªÀ» ³Ö¾îµµ 0ÀÌ ³ª¿Ã±î¿ä?

¾Æ·¡ÀÇ ³»¿ëÀ» ÄÄÆÄÀÏÇؼ­ ¸¸µé¾úÀ½.

/* pre-processor command */
#include <stdio.h>

/* main() function */
int main( void )
{
    int a, b, c, t = 0;
    printf( "Enter a start number: " );
    scanf( "%d", &a );
    printf( "Enter a end number: " );
    scanf( "%d", &b );

    if( !( a > b ) )
    {
         printf( "a must be smaller than b.\n" );
         return 1;
    }
    for( c = a; c < b; c += 1 )
          t += c;

    printf( "%d\n", t );
    return 1;
}

  Hit : 657     Date : 2003/07/15 05:10



    
¸Û¸Û ¼Ò½º Äڵ忡 ¾à°£ ¹®Á¦°¡ ÀÖ´Â°Í °°½À´Ï´Ù. 2003/07/17  
¸Û¸Û ÀÏ´Ü ÀÌ ºÎºÐ. if( !( a > b ) ) ÀÌ°ÍÀº "a°¡ bº¸´Ù Å©Áö ¾Ê´Ù¸é"À» ÀǹÌÇÕ´Ï´Ù. Áï, Á¶±Ý ´õ ½±°Ô Ç¥ÇöÇϸé if(a<=b) À̵˴ϴÙ. 2003/07/17  
¸Û¸Û ±×·±µ¥ »ç½ÇÀº a°¡ bº¸´Ù Å«°Ô ¾Æ´Ï°í, ´õ À۾ƾßÁö ÇÁ·Î±×·¥ÀÌ Á¤»óÀûÀ¸·Î ¼öÇàµÇ°ÚÁö¿ä. 2003/07/17  
¸Û¸Û µû¶ó¼­ if(a>=b) ȤÀº if(!(a < b))·Î ¼öÁ¤ÇØ Áֽñ⠹ٶø´Ï´Ù. 2003/07/17  
¸Û¸Û ¶Ç, for( c = a; c < b; c += 1 ) ¿¡¼­ º¸¸é c < b ¶ó°í µÇ¾îÀÖ¾î b´Â Æ÷ÇÔµÇÁö ¾Ê´Âµ¥, bµµ Æ÷ÇԵǵµ·Ï °íÃľߵǰÚÁö¿ä. 2003/07/17  
¸Û¸Û for( c = a; c <= b; c += 1 ) ·Î ¼öÁ¤ÇØ ÁÖ¼¼¿ä. ¿ÀŸ°¡ ÀÖ¾î È¥¶õ½º·´°ÔÇصå·Á Á˼ÛÇÕ´Ï´Ù. 2003/07/17  
¸Û¸Û Âü°íÇÏ¿© ¼öÁ¤Çϵµ·Ï ÇÏ°Ú½À´Ï´Ù. °¨»çµå·Á¿ä^^ 2003/07/17  

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