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(Iterative Fibonacci): Fix the explanation of the for loop.

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Richard Stallman 2022-09-08 14:41:56 -04:00
parent 329a00f7c8
commit 2624fb4f44
1 changed files with 5 additions and 4 deletions
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@ -927,15 +927,16 @@ Executing @var{body}.
Advancing the loop (executing @code{++i}, which increments @code{i}). Advancing the loop (executing @code{++i}, which increments @code{i}).
@end itemize @end itemize
The net result is to execute @var{body} with 0 in @code{i}, The net result is to execute @var{body} with 1 in @code{i},
then with 1 in @code{i}, and so on, stopping just before the repetition then with 2 in @code{i}, and so on, stopping just before the repetition
where @code{i} would equal @code{n}. where @code{i} would equal @code{n}. If @code{n} is less than 1,
the loop will execute the body zero times.
The body of the @code{for} statement must be one and only one The body of the @code{for} statement must be one and only one
statement. You can't write two statements in a row there; if you try statement. You can't write two statements in a row there; if you try
to, only the first of them will be treated as part of the loop. to, only the first of them will be treated as part of the loop.
The way to put multiple statements in those places is to group them The way to put multiple statements in such a place is to group them
with a block, and that's what we do in this example. with a block, and that's what we do in this example.
@end table @end table