Compilare: user.cpp: In function ‘int main()’: user.cpp:124:10: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] FP[l]=NULL; ^ user.cpp:15:42: warning: unused variable ‘aux’ [-Wunused-variable] char E[100003],FP[100003],S[100000], aux[4],sirnr[20],*p; ^ user.cpp:15:49: warning: unused variable ‘sirnr’ [-Wunused-variable] char E[100003],FP[100003],S[100000], aux[4],sirnr[20],*p; ^ user.cpp:16:14: warning: unused variable ‘nr’ [-Wunused-variable] int i,vf,nr,semn,S1[100000],R,k,l; ^ user.cpp:16:35: warning: variable ‘k’ set but not used [-Wunused-but-set-variable] int i,vf,nr,semn,S1[100000],R,k,l; ^ user.cpp:22:21: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%s",E); //citesc expresia care trebuie evaluata ^