HP 49G User Manual page 80

Function (Continued)
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Returns the position of the first occurrence of an ele-
ment (argument 2/level 1) in a specified list (argument
1/level 2). For example:
({2, 4, 6, 1, 2, 3, 4}, 4) returns 2 (since the first
QPT
occurrence of 4 is at position 2 in the list.
RPN command to disassemble a list into its elements
and return (to level 1) the number of elements that were
in the list. Each element is placed on a separate level of
the stack.
Creates a sub-list of elements from a list (argument
1/level 3) starting with the element at one position
(argument 2/level 2) and ending with the element at
another position (argument 3/level 1). For example,
({1, 2, 3, 4, 5}, 2, 4} returns {2, 3, 4}.
TV7
Replaces the elements of a list (argument 1/level 3)
with the elements from another list (argument 3/level 1)
starting at a specified position (argument 2/level 2). For
example,
({6, 7, 8, 2}, 2, {1, 2, 3} returns {6, 1, 2,3 }.
S@QG
Description
Lists and Sequences