19 lines
505 B
Plaintext
19 lines
505 B
Plaintext
void setup() {
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println(distance("kitten", "sitting"));
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}
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int distance(String a, String b) {
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int [] costs = new int [b.length() + 1];
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for (int j = 0; j < costs.length; j++)
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costs[j] = j;
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for (int i = 1; i <= a.length(); i++) {
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costs[0] = i;
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int nw = i - 1;
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for (int j = 1; j <= b.length(); j++) {
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int cj = min(1 + min(costs[j], costs[j - 1]), a.charAt(i - 1) == b.charAt(j - 1) ? nw : nw + 1);
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nw = costs[j];
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costs[j] = cj;
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}
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}
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return costs[b.length()];
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}
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