book: typo fix (#99)

This commit is contained in:
Ivan.Yang
2020-05-22 03:14:42 -07:00
committed by GitHub
parent 1fcfd36964
commit b5e90c4fdf

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@@ -874,7 +874,7 @@ What we mainly mentioned above is a form of template parameters: type template p
```cpp
template <typename T, typename U>
auto add(T t, U u) {
auto add(T t, U u) {
return t+u;
}
```