Compilare: user.cpp: In function ‘void read()’: user.cpp:58:33: warning: narrowing conversion of ‘x’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] circle_slopes(Point{x, y}, r, i); ^ user.cpp:58:33: warning: narrowing conversion of ‘y’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] user.cpp:63:44: warning: narrowing conversion of ‘x’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] double slope = get_slope(Point{x, y}, Point{0, 0}); ^ user.cpp:63:44: warning: narrowing conversion of ‘y’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] user.cpp:55:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); ^ user.cpp:57:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d", &x, &y, &r); ^ user.cpp:60:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &M); ^ user.cpp:62:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &x, &y); ^