Compilare: user.cpp: In function ‘void frecventa()’: user.cpp:33:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] fr[0][c[i]]++; ^ user.cpp: In function ‘int main()’: user.cpp:168:12: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] c[lg+1]=NULL; ^ user.cpp:190:25: 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:190:44: 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:191:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] fprintf(g," %d\n",frsir[litera]); ^ user.cpp:191:44: 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:197:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] frcaps[litera]+=suma[poz][litera]; ^ user.cpp:197:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] frcaps[litera]+=suma[poz][litera]; ^ user.cpp:198:44: warning: array subscript has type ‘char’ [-Wchar-subscripts] fprintf(g," %d\n",frcaps[litera]); ^ user.cpp:198:45: 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:160:15: warning: unused variable ‘ascii’ [-Wunused-variable] int q,i,k,ascii; ^ user.cpp:161:19: warning: unused variable ‘p’ [-Wunused-variable] long long poz,p; ^ user.cpp:162:10: warning: unused variable ‘ch’ [-Wunused-variable] char ch,litera,literaop; ^ user.cpp:162:20: warning: unused variable ‘literaop’ [-Wunused-variable] char ch,litera,literaop; ^ user.cpp: In function ‘long long int rez(long long int)’: user.cpp:156:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:165:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]