fix sample implementation

rotarymars · rotarymars · commit 59e80b4a1dc9 · 2026-07-30T19:53:35.000+09:00
diff --git a/reference/algorithm/replace_copy_if.md b/reference/algorithm/replace_copy_if.md
@@ -172,7 +172,7 @@ template <class InputIterator, class OutputIterator, class Predicate, class T>
 OutputIterator replace_copy_if(InputIterator first, InputIterator last, OutputIterator result,
                                Predicate pred, const T& new_value) {
   for ( ; first != last; ++first)
-    *result++ = pred(*first, old_value) ? new_value : *first;
+    *result++ = pred(*first) ? new_value : *first;
   return result;
 }
 ```

Original file line number	Diff line number	Diff line change
`@@ -172,7 +172,7 @@ template <class InputIterator, class OutputIterator, class Predicate, class T>`
`172`	`172`	`OutputIterator replace_copy_if(InputIterator first, InputIterator last, OutputIterator result,`
`173`	`173`	`Predicate pred, const T& new_value) {`
`174`	`174`	`for ( ; first != last; ++first)`
`175`		`- result++ = pred(first, old_value) ? new_value : *first;`
	`175`	`+ result++ = pred(first) ? new_value : *first;`
`176`	`176`	`return result;`
`177`	`177`	`}`
`178`	`178`	```