diff options
| -rw-r--r-- | info.toml | 3 |
1 files changed, 1 insertions, 2 deletions
@@ -114,8 +114,7 @@ path = "exercises/functions/functions5.rs" mode = "compile" hint = """ This is a really common error that can be fixed by removing one character. -It happens because Rust distinguishes between expressions and statements: expressions return -a value based on its operand, and statements simply return a () type which behaves just like `void` in C/C++ language. +It happens because Rust distinguishes between expressions and statements: expressions return a value based on their operand(s), and statements simply return a () type which behaves just like `void` in C/C++ language. We want to return a value of `i32` type from the `square` function, but it is returning a `()` type... They are not the same. There are two solutions: 1. Add a `return` ahead of `num * num;` |