Compilare: user.cpp: In function ‘int main()’: user.cpp:31:53: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘unsigned char*’ [-Wformat=] fscanf(f, "%d%d%d%d", &p.l, &p.c, &rez.l, &rez.c); ^ user.cpp:31:53: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘unsigned char*’ [-Wformat=] user.cpp:31:53: warning: format ‘%d’ expects argument of type ‘int*’, but argument 5 has type ‘unsigned char*’ [-Wformat=] user.cpp:31:53: warning: format ‘%d’ expects argument of type ‘int*’, but argument 6 has type ‘unsigned char*’ [-Wformat=] user.cpp:21:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &n, &m); ^ user.cpp:28:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &l, &col); ^ user.cpp:31:54: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d%d%d", &p.l, &p.c, &rez.l, &rez.c); ^