#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<math.h>
#define MAX 10000
long long int call_div( char * number,long long int div ,long long int res) {
long long int len= 0 ,now,extra= 0 ;
char Res[ MAX] ;
len= strlen ( number) ;
for ( now= 0 ,extra= 0 ; now< len; now++ ) {
extra= extra* 10 + ( number[ now] - '0' ) ;
extra% = div ;
}
res= extra;
}
int main( ) {
char fir[ MAX] ;
long long int sec= 11 ,remainder;
long long int len,i;
//freopen("103.txt","r",stdin);
while ( scanf ( "%s" ,& fir) == 1 ) {
len= 0 ;
if ( strcasecmp( fir,"0" ) == 0 ) break ;
else {
remainder= call_div( fir,sec,remainder) ;
len= strlen ( fir) ;
for ( i= 0 ; i< len; i++ ) printf ( "%d" ,fir[ i] - '0' ) ;
if ( remainder== 0 )
printf ( " is a multiple of 11.\n " ) ;
else
printf ( " is not a multiple of 11.\n " ) ;
}
}
return 0 ;
}
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