11 -inf -inf 22 -inform 0 33 inform 0 44 -nan -nan 55 -nancy 0 66 nancy 0 77 -123 -123 88 0 0 99 123 123 1010 +123 123 1111 nancy 0 1212 +nancy 0 1313 +nan +nan 1414 inform 0 1515 +inform 0 1616 +inf +inf 17