Use std::lround instead of int(std::round) in sample code (suggested by david-fong)

JkarVN · JkarVN · commit e3410912e805 · 2025-12-23T16:08:42.000+07:00
diff --git a/sample/cppref-sample.cpp b/sample/cppref-sample.cpp
@@ -63,7 +63,7 @@ int main()
  
     std::map<int, int> hist;
     for (int n = 0; n < 10000; ++n) {
-        ++hist[int(std::round(normal_dist(rng)))];
+        ++hist[std::lround(normal_dist(rng))];
     }
     std::cout << "Normal distribution around " << mean << ":\n";
     for (auto p : hist) {

Original file line number	Diff line number	Diff line change
`@@ -63,7 +63,7 @@ int main()`
`63`	`63`
`64`	`64`	`std::map<int, int> hist;`
`65`	`65`	`for (int n = 0; n < 10000; ++n) {`
`66`		`- ++hist[int(std::round(normal_dist(rng)))];`
	`66`	`+ ++hist[std::lround(normal_dist(rng))];`
`67`	`67`	`}`
`68`	`68`	`std::cout << "Normal distribution around " << mean << ":\n";`
`69`	`69`	`for (auto p : hist) {`