51 problem
Hello,
I'm looking for somebody that know this problem:
using four numbers 4 and the basic operations ( +  * / fatorial pow root ... )
find all number between 0 and 100
example:
0 = 4 + 4  4  4
1 = 44/44
2 = (4*4)/(4+4)
.
.
.
the really problem is to find the number 51.
does anybody knows this problem and where can I found more about?
sorry my english, I'm from Brazil.
