Compilare: user.cpp: In function ‘int main()’: user.cpp:55:17: warning: variable ‘m’ set but not used [-Wunused-but-set-variable] int n,x,l,i,m,pas,e,max; ^ user.cpp:59:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d%d%d" ,&n,&x,&l); ^ user.cpp:61:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d%d" ,&D[i],&A[i]); ^