I want to following Technical Questions help. Technical Questions 1) In vbulletin where is the code to edit how items are displayed? 2) Write, in pseudocode or PHP, a small program that calculates the sum of the first 540 natural numbers. Start numbering from 0. 3) Write, in pseudocode or PHP, a small program that sorts the following string, eliminating duplicates. The string is: a, b, rt, tril, drv, b, span, drv, art, arc, d, a, drc Thanks in advance its so urgent!