Find Anagram Mappings
给两个数组, 互相是Anagram, 求之间的mapping.
class Solution {
public int[] anagramMappings(int[] A, int[] B) {
Map<Integer, Integer> map = new HashMap<>();
for(int i = 0; i < B.length; i++) {
map.put(B[i], i);
}
int[] P = new int[A.length];
for(int i = 0; i < P.length; i++) {
P[i] = map.get(A[i]);
}
return P;
}
}