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javadev javadev

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Add solution 151.

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src/Algorithms/0151.reverse-words-in-a-string
- reverse-words-in-a-string.php

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`‎src/Algorithms/0151.reverse-words-in-a-string/reverse-words-in-a-string.php`

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	`1`	`+class Solution {`
	`2`	`+`
	`3`	`+ /**`
	`4`	`+ * @param String $s`
	`5`	`+ * @return String`
	`6`	`+ */`
	`7`	`+ function reverseWords($s) {`
	`8`	`+ $words = explode(" ", $s);`
	`9`	`+ $sb = "";`
	`10`	`+`
	`11`	`+ for ($i = count($words)-1; $i>= 0; $i--){`
	`12`	`+ if(strlen(trim($words[$i])) != 0){`
	`13`	`+ $sb .= trim($words[$i]);`
	`14`	`+ $sb .= " ";`
	`15`	`+ }`
	`16`	`+ }`
	`17`	`+ return trim($sb);`
	`18`	`+ }`
	`19`	`+}`

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