Compilare: user.cpp: In function ‘int main()’: user.cpp:20:26: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[13]’ [-Wformat=] fscanf(fin,"%s",&comp); ^ user.cpp:23:30: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[6]’ [-Wformat=] fscanf(fin,"%s",&v[i]); ^ user.cpp:19:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&var,&n); ^ user.cpp:20:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s",&comp); ^ user.cpp:23:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s",&v[i]); ^