PHP Code:
class Solution {
public:
vector <string> res;
char l[100];
string t[8]= {"abc","def","ghi","jkl","mno","pqrs","tuv","wxyz"};
class Solution {
public:
vector <string> res;
char l[100];
string t[8]= {"abc","def","ghi","jkl","mno","pqrs","tuv","wxyz"};
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