Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:19:11: error: ‘i’ was not declared in this scope for(i=1; i<=T; i++) ^ user.cpp:23:5: error: expected ‘;’ before ‘if’ if(k==1) ^ user.cpp:25:5: error: ‘else’ without a previous ‘if’ else ^ user.cpp:27:64: error: lvalue required as left operand of assignment if(str[0]==']' || str[k-2]=='[' || str[0]==')' || str[k-2]='(') ^