java: add “1422. Maximum Score After Splitting a String”
Signed-off-by: Matej Focko <me@mfocko.xyz>
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java/maximum-score-after-splitting-a-string.java
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28
java/maximum-score-after-splitting-a-string.java
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class Solution {
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public int maxScore(String s) {
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// count the ones
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int ones = 0;
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for (int i = 1; i < s.length(); ++i) {
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if (s.charAt(i) == '1') {
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++ones;
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}
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}
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int zeros = s.charAt(0) == '0' ? 1 : 0;
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int foundScore = ones + zeros;
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for (int i = 1; i < s.length() - 1; ++i) {
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switch (s.charAt(i)) {
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case '0':
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++zeros;
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break;
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case '1':
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--ones;
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break;
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}
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foundScore = Math.max(foundScore, ones + zeros);
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}
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return foundScore;
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}
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}
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