计算|1/3-1/2|+1/4-1/3|+|1/5-1/4|+.+|1/2004-1/2003|

问题描述:

计算|1/3-1/2|+1/4-1/3|+|1/5-1/4|+.+|1/2004-1/2003|

因为n+1>n
所以1/(n+1)