Compilare: main.cpp: In function 'void Sterge_Poz(int)': main.cpp:36:14: warning: converting to non-pointer type 'char' from NULL [-Wconversion-null] a[l-1] = NULL; ^~~~ main.cpp: In function 'int main()': main.cpp:44:25: warning: variable 'indice1' set but not used [-Wunused-but-set-variable] int i,j,lmax = -1,l,indice1,indice2; ^~~~~~~ main.cpp:44:33: warning: unused variable 'indice2' [-Wunused-variable] int i,j,lmax = -1,l,indice1,indice2; ^~~~~~~ main.cpp:45:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&cerinta); ^ main.cpp:46:22: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%s",a); ^