How do you make the number one disappear?

answer: i think this is one of those riddle things so add a g to it and it will be gone if not sorry i looked all over the internet and this is all i got ;-;

Explanation:

answer: hit the backspace button! ;)

1.the hosts on two opposing mountains stood,  

2.thick as the foliage of the waving wood;  

3.between them an extensive valley lay,  

4.o'er which the gleaming armour pour'd the day,  

5.when from the camp of the philistine foes,

6. dreadful to view, a mighty warrior rose; in the dire deeds of bleeding battle skill'd,