Compilare: user.cpp: In function ‘int main()’: user.cpp:22:32: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘int*’ [-Wformat=] #define fp(n) fprintf(g,"%d",&n) ^ user.cpp:114:5: note: in expansion of macro ‘fp’ fp(mx); ^ user.cpp:78:10: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fs(n); ^ user.cpp:82:16: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fs(a.x); ^ user.cpp:83:16: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fs(a.y); ^