12+123+1234+12345+123456+1234567+12345678+123456789+1234567890=?

问题描述:

12+123+1234+12345+123456+1234567+12345678+123456789+1234567890=?

12+123+1234+12345+123456+1234567+12345678+123456789+1234567890=1 371 742 094给好评吧,亲怎么算的先给好评,就跟你说方法不骗你计算机算的,嘻嘻啊太快了吧