This program illustrates the insert() member function.
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For our starting list we have ...
Size = 10
Contents: 1 2 3 4 5 6 7 8 9 10
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Now we insert 17 at position 4 in the list.
Then for the list we have ...
Size = 11
Contents: 1 2 3 17 4 5 6 7 8 9 10
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And the value pointed to by the iterator
returned by this call to insert() is also 17.
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Next we insert 5 copies of 33 at the 9th position in the list.
Then for our list we have ...
Size = 16
Contents: 1 2 3 17 4 5 6 7 33 33 33 33 33 8 9 10
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Next we insert the 2nd to 4th values from the array
used to create our original list at position 11 in our list.
Then for lst we have ...
Size = 19
Contents: 1 2 3 17 4 5 6 7 33 33 2 3 4 33 33 33 8 9 10
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Finally we insert 3rd to the 5th values from the list itself,
into the list at position 8.
Then for lst we have ...
Size = 22
Contents: 1 2 3 17 4 5 6 3 17 4 7 33 33 2 3 4 33 33 33 8 9 10
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