20240422 Finished
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@ -108,4 +108,5 @@ mod p134_gas_station;
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mod p135_candy;
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mod p42_trapping_rain_water;
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mod p58_length_of_last_word;
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mod p151_reverse_words_in_a_string;
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mod p151_reverse_words_in_a_string;
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mod p28_find_the_index_of_the_first_occurrence_in_a_string;
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@ -0,0 +1,27 @@
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/**
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* [28] Find the Index of the First Occurrence in a String
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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 str_str(haystack: String, needle: String) -> i32 {
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match haystack.find(&needle) {
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Some(pos) => pos as i32,
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None => -1
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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_28() {
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}
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}
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