Compilare: user.cpp: In function ‘void prob1()’: user.cpp:47:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(mx<strlen(A[i].c)) { ^ user.cpp:51:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(mx == strlen(A[i].c)) ^ user.cpp: In function ‘bool checkSubsir(Cuvant, Cuvant)’: user.cpp:69:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<strlen(a.c); i++) ^ user.cpp:71:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(FrecA[a.c[i]] == 0) lit[++q] = a.c[i]; ^ user.cpp:72:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] FrecA[a.c[i]]++; ^ user.cpp:74:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<strlen(b.c); i++) ^ user.cpp:76:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] FrecB[b.c[i]]++; ^ user.cpp:79:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(FrecA[ lit[i] ] > FrecB[ lit[i] ]) ^ user.cpp:79:44: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(FrecA[ lit[i] ] > FrecB[ lit[i] ]) ^