Rust 每日一题
实现一个方法，用来对数组排序，以下哪种是正确的方法签名？
A fn sort(nums: &mut [i32]){...}
B fn sort( mut nums: &[i32]){...}
C fn sort(nums: mut [i32]){...}
D fn sort( mut nums: [i32]){...}
实现一个方法，用来对数组排序，以下哪种是正确的方法签名？
A fn sort(nums: &mut [i32]){...}
B fn sort( mut nums: &[i32]){...}
C fn sort(nums: mut [i32]){...}
D fn sort( mut nums: [i32]){...}
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