Follows 10055.c (Total 11 lines):

/* @JUDGE_ID:4461XX 10055 C */
/* A */
#include<stdio.h>
#include<math.h>
void main( void )
{
	double a , b ;
	while( scanf( "%lf %lf" , &a , &b ) == 2 )
		printf( "%.0lf\n" , fabs( a-b ) ) ;
}
/* @END_OF_SOURCE_CODE */

Back to statistics
Ya-Lin Huang (C)
huangyl@gmail.com