70 lines
1.4 KiB
Java
70 lines
1.4 KiB
Java
package chelper;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.HashSet;
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import io.InputReader;
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import io.OutputWriter;
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import misc.GCJSolution;
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import misc.SimpleSavingChelperSolution;
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public class TaskA extends GCJSolution {
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public void solve(int testNumber, InputReader in, OutputWriter out) {
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wrapSolve(testNumber, in, out);
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}
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HashSet<ArrayList<Integer>> set = new HashSet<>();
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ArrayList<Integer> gen() {
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ArrayList<Integer> res = new ArrayList<>();
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for (int i = 0; i < 26; i++) {
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res.add(0);
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}
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return res;
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}
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@Override
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public void solve(int testNumber) {
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int n = in.nextInt();
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char[] a = in.nextString().toCharArray();
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char[] b = in.nextString().toCharArray();
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for (int i = 0; i < n; i++) {
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for (int j = i + 1; j <= n; j++) {
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ArrayList<Integer> chars = gen();
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for (int k = i; k < j; k++) {
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chars.set(b[k] - 'A', chars.get(b[k] - 'A') + 1);
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}
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set.add(chars);
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}
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}
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int res = 0;
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for (int i = 0; i < n; i++) {
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for (int j = i + 1; j <= n; j++) {
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ArrayList<Integer> chars = gen();
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for (int k = i; k < j; k++) {
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chars.set(a[k] - 'A', chars.get(a[k] - 'A') + 1);
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}
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if (set.contains(chars)) {
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res++;
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}
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}
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}
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out.println(res);
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out.println(res);
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}
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}
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