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Editing schlemiel the painter's algorithm
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− | And so forth, which looks very clean and produces <code>"one, two, three, four"</code>. Unfortunately, for every {{C|string.h/strcat|strcat}} call, strcat has to start from the beginning and seek the end of the string all over. This operation becomes more and more costly as the string becomes longer, just as Schlemiel the Painter had to walk more and more to get back to his paint can. An operation that should only take | + | And so forth, which looks very clean and produces <code>"one, two, three, four"</code>. Unfortunately, for every {{C|string.h/strcat|strcat}} call, strcat has to start from the beginning and seek the end of the string all over. This operation becomes more and more costly as the string becomes longer, just as Schlemiel the Painter had to walk more and more to get back to his paint can. An operation that should only take \(O(N)\) is implemented above as \(O(N^2)\). |
=== Generic example === | === Generic example === |