Compilare: user.cpp: In function ‘char inversat(char*)’: user.cpp:10:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<strlen(s);j++) ^ user.cpp:23:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘char next(char*)’: user.cpp:33:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:79:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<strlen(s2);i++) ^ user.cpp:129:17: warning: ‘litera’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(aux[a]==litera) ^ user.cpp:38:15: warning: ‘max’ may be used uninitialized in this function [-Wmaybe-uninitialized] int k,q,i,max,interogare[1000],nr_next,aparitii_din_sir,aparitii_din_sirul_modificat,ap,cat,rest,a,j; ^