Compilare: user.cpp: In function ‘void frecventa()’: user.cpp:32:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] fr[0][c[i]]++; ^ user.cpp: In function ‘int main()’: user.cpp:167:12: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] c[lg+1]=NULL; ^ user.cpp:189:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] frsir[litera]+=suma[poz][litera];///daca sirul nu e inversat la fr sirului neinversat mai adaugam sumele partiale pana la pozitia poz a literei obisnuite ^ user.cpp:189:44: warning: array subscript has type ‘char’ [-Wchar-subscripts] frsir[litera]+=suma[poz][litera];///daca sirul nu e inversat la fr sirului neinversat mai adaugam sumele partiale pana la pozitia poz a literei obisnuite ^ user.cpp:190:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] fprintf(g," %d\n",frsir[litera]); ^ user.cpp:190:44: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(g," %d\n",frsir[litera]); ^ user.cpp:196:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] frcaps[litera]+=suma[poz][litera]; ^ user.cpp:196:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] frcaps[litera]+=suma[poz][litera]; ^ user.cpp:197:44: warning: array subscript has type ‘char’ [-Wchar-subscripts] fprintf(g," %d\n",frcaps[litera]); ^ user.cpp:197:45: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(g," %d\n",frcaps[litera]); ^ user.cpp:159:15: warning: unused variable ‘ascii’ [-Wunused-variable] int q,i,k,ascii; ^ user.cpp:160:19: warning: unused variable ‘p’ [-Wunused-variable] long long poz,p; ^ user.cpp:161:10: warning: unused variable ‘ch’ [-Wunused-variable] char ch,litera,literaop; ^ user.cpp:161:20: warning: unused variable ‘literaop’ [-Wunused-variable] char ch,litera,literaop; ^ user.cpp: In function ‘long long int rez(long long int)’: user.cpp:155:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:164:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]