#include <stdio.h>
#include <string.h>

int main ( void )
{
      int total = 0, i;
      int array [ 4 ] = {4,3,7,5,2};
      int input [ 5 ] = {0};
     scanf ( "%d%d%d%d%d", input );
     for ( i = 0; i < 5; i++ ) {
     total += array [ i ] * input [ i ]; }
     total % 10;
     if ( total == array [ 5 ] )
     printf ( "%d%d%d%d%d is correct", input [ 5 ] );
     else
     printf ( "%d%d%d%d%d has an error", input [ 5 ] );
     }