Eroare de compilare: user.cpp:8:1: error: expected initializer before ‘unsigned’ unsigned short i,ln; ^ user.cpp: In function ‘int main()’: user.cpp:13:5: error: ‘ln’ was not declared in this scope ln=s.size(); ^ user.cpp:14:10: error: ‘i’ was not declared in this scope for (i=0;i<ln;i++) ^ user.cpp:16:13: error: ‘A’ was not declared in this scope if (A[int(s[i])-97]==1) ^ user.cpp:21:9: error: ‘A’ was not declared in this scope A[int(s[i])-97]=1; ^