92.70 %
class Solution {
public int[] anagramMappings(int[] A, int[] B) {
// key-num, value-index
Map<Integer, Integer> map = new HashMap<>();
for (int i = 0; i < B.length; i++) {
map.putIfAbsent(B[i], i);
}
int[] result = new int[A.length];
for (int i = 0; i < A.length; i++) {
result[i] = map.get(A[i]);
}
return result;
}
}
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