Minimum Numbers of Function Calls to Make Target Array LeetCode solution in Rust

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impl Solution {
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  pub fn min_operations(nums: Vec<i32>) -> i32 {
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    let mut result = 0;
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    let mut max = 0;
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    for &num in nums.iter() {
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      let mut cv = num;
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      let mut temp = 0;
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      while cv > 0 {
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        if cv % 2 == 0 {
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          cv /= 2;
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          temp += 1;
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        } else {
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          cv -= 1;
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          result += 1;
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        }
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      }
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      max = max.max(temp);
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    }
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    result + max
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  }
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}