20250515 finished.
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@ -654,3 +654,5 @@ mod p2094_finding_3_digit_even_numbers;
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mod p3335_total_characters_in_string_after_transformations_i;
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mod p3337_total_characters_in_string_after_transformations_ii;
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mod p2900_longest_unequal_adjacent_groups_subsequence_i;
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@ -0,0 +1,43 @@
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/**
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* [2900] Longest Unequal Adjacent Groups Subsequence 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 get_longest_subsequence(words: Vec<String>, groups: Vec<i32>) -> Vec<String> {
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let mut result = vec![words[0].clone()];
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let mut last_number = groups[0];
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for i in 1..groups.len() {
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if groups[i] != last_number {
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result.push(words[i].clone());
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}
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last_number = groups[i];
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}
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result
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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_2900() {
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assert_eq!(
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vec_string!("e", "b"),
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Solution::get_longest_subsequence(vec_string!("e", "a", "b"), vec![0, 0, 1])
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);
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assert_eq!(
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vec_string!("a", "b", "c"),
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Solution::get_longest_subsequence(vec_string!("a", "b", "c", "d"), vec![1, 0, 1, 1])
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);
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}
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}
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