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Merge pull request #2197 from fwqaaq/patch-50
Update 0392.判断子序列.md about rust
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@ -259,9 +259,49 @@ func isSubsequence(s string, t string) bool {
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}
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```
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Rust:
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```rust
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impl Solution {
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pub fn is_subsequence(s: String, t: String) -> bool {
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let mut dp = vec![vec![0; t.len() + 1]; s.len() + 1];
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for (i, char_s) in s.chars().enumerate() {
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for (j, char_t) in t.chars().enumerate() {
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if char_s == char_t {
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dp[i + 1][j + 1] = dp[i][j] + 1;
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continue;
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}
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dp[i + 1][j + 1] = dp[i + 1][j]
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}
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}
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dp[s.len()][t.len()] == s.len()
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}
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}
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```
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> 滚动数组
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```rust
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impl Solution {
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pub fn is_subsequence(s: String, t: String) -> bool {
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let mut dp = vec![0; t.len() + 1];
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let (s, t) = (s.as_bytes(), t.as_bytes());
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for &byte_s in s {
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let mut pre = 0;
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for j in 0..t.len() {
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let temp = dp[j + 1];
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if byte_s == t[j] {
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dp[j + 1] = pre + 1;
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} else {
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dp[j + 1] = dp[j];
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}
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pre = temp;
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}
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}
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dp[t.len()] == s.len()
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}
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}
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```
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<p align="center">
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<a href="https://programmercarl.com/other/kstar.html" target="_blank">
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