Subtract 2011 from its 12, subtract the remaining 13, subtract the remaining 14 Finally, subtract the remaining 12011, the difference is______ .

Subtract 2011 from its 12, subtract the remaining 13, subtract the remaining 14 Finally, subtract the remaining 12011, the difference is______ .

2011×(1-12)×(1-13)×(1-14)×… ×(1-12011),=2011×12×23×34×… ×20102011,=2011×12011,=1.