43 lines
712 B
Rust
43 lines
712 B
Rust
/**
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* [392] Is Subsequence
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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 is_subsequence(s: String, t: String) -> bool {
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let t: Vec<char> = t.chars().collect();
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let mut pos = 0;
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for c in s.chars() {
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while pos < t.len() && t[pos] != c {
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pos += 1;
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}
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if pos >= t.len() {
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return false;
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}
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pos += 1;
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}
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true
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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_392() {
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assert!(Solution::is_subsequence(
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"abc".to_owned(),
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"ahbgdc".to_owned()
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));
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}
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}
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