40 lines
768 B
Rust
40 lines
768 B
Rust
/**
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* [908] Smallest Range I
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*/
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pub struct Solution {}
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// submission codes start here
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impl Solution {
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pub fn smallest_range_i(nums: Vec<i32>, k: i32) -> i32 {
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let (mut min, mut max) = (i32::MAX, i32::MIN);
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for num in nums {
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min = min.min(num);
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max = max.max(num);
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}
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let delta = max - min;
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if delta <= 2 * k {
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0
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} else {
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delta - 2 * k
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}
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}
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}
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// submission codes end
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_908() {
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assert_eq!(0, Solution::smallest_range_i(vec![1], 0));
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assert_eq!(6, Solution::smallest_range_i(vec![0, 10], 2));
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assert_eq!(0, Solution::smallest_range_i(vec![1, 3, 6], 3));
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}
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}
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