1/10+1/11+1/12+1/13+1/14+1/15+1/16+1/17+1/18+1/1910/19
4+1/(1/10+1/11+1/12+1/13+1/14+1/15+1/16+1/17+1/18+1/19)>5
4+1/(1/10+1/11+1/12+1/13+1/14+1/15+1/16+1/17+1/18+1/19)
1/10+1/11+1/12+1/13+1/14+1/15+1/16+1/17+1/18+1/1910/19
4+1/(1/10+1/11+1/12+1/13+1/14+1/15+1/16+1/17+1/18+1/19)>5
4+1/(1/10+1/11+1/12+1/13+1/14+1/15+1/16+1/17+1/18+1/19)