#include <stdio.h>
#define DIGITMAX 10
int main(void) {
int val, digit;
int check[10];
int tmp;
int i, j;
for( val = 1; ; val++ ) {
for( i = 0; i < 10; i++ ) check[i] = 0;
tmp = val;
digit = 0;
while( tmp > 0 ) {
check[tmp % 10] = 1;
tmp /= 10;
}
for( i = 2; i <= 6; i++ ) {
tmp = val * i;
while( tmp > 0 && check[tmp % 10] == 1 ) {
tmp /= 10;
}
if( tmp > 0 ) break;
}
if( i == 7 && tmp == 0 ) {
printf("%d\n", val);
break;
}
}
return 0;
}