Respostas

2014-08-21T14:49:45-03:00
2+{3-[1+(-3)+4]+8}
2+{3-[5-3]+8}
2+{3-2+8}
2+{1+8}
2+9 = 11
1 5 1
2014-08-21T15:01:42-03:00
2+{3-[1+(-3+4)]+8}
2+{3-[1+1]+8}
2+{3-2+8}
2+9
11