Compilare: user.cpp: In function ‘int main()’: user.cpp:5:9: warning: unused variable ‘suma’ [-Wunused-variable] int suma=0,t,k,i,n,p,j; ^ user.cpp:7:10: warning: unused variable ‘line’ [-Wunused-variable] char line[50]; ^ user.cpp:32:46: warning: ‘rasp’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(rez){fprintf(fisier1,"%ld\n",rasp);}else{fprintf(fisier1,"-1\n");} ^