i
;f
(n
){return(pow(10,i
=log10(n
)+1)*n
+n
)*n
;}
int main(void)
{
while (1) {
int n;
if (scanf("%d", &n
) != 1) break;
printf("%d -> %d\n", n
, f
(n
)); }
return 0;
}
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