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Count the Number of Consistent Strings.java #3625

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Count the Number of Consistent Strings.java #3625

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24 changes: 24 additions & 0 deletions java/Count the Number of Consistent Strings.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
class Solution {
public int countConsistentStrings(String allowed, String[] words) {
Set<Character> allow = new HashSet<>();
int count = 0;

for(int i=0; i<allowed.length(); i++) {
allow.add(allowed.charAt(i));
}

for(String word : words) {
boolean flag = true;
for(int i=0; i<word.length(); i++) {
if(!allow.contains(word.charAt(i))) {
flag = false;
break;
}
}

count = flag ? count+1 : count+0;
}

return count;
}
}