Compilare: main.cpp: In function 'void insereaza(nod*, std::string, int)': main.cpp:30:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 30 | if(pos == w.size()) { | ~~~~^~~~~~~~~~~ main.cpp: In function 'void sterge(nod*, std::string, int)': main.cpp:47:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | if(pos==w.size()) | ~~~^~~~~~~~~~ main.cpp: In function 'int sol_2(nod*, std::string, int)': main.cpp:62:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 62 | if(pos==w.size()) | ~~~^~~~~~~~~~ main.cpp: In function 'int cauta_prefix2(nod*, std::string)': main.cpp:100:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 100 | for(int i = 0;i<a.length();++i) { | ~^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:116:21: warning: unused variable 'm' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^ main.cpp:116:23: warning: unused variable 'i' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^ main.cpp:116:25: warning: unused variable 'j' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^ main.cpp:116:27: warning: unused variable 'k' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^ main.cpp:116:29: warning: unused variable 't' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^ main.cpp:116:31: warning: unused variable 'q' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^ main.cpp:116:33: warning: unused variable 'nr' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^~ main.cpp:116:36: warning: unused variable 'ult_nr' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^~~~~~ main.cpp:116:43: warning: unused variable 'pow10_' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^~~~~~ main.cpp:116:50: warning: unused variable 'a' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^ main.cpp:116:52: warning: unused variable 'b' [-Wunused-variable] 116 | long long int n,m,i,j,k,t,q,nr,ult_nr,pow10_,a,b,minim,maxim,suma,lga,lgb; | ^