Compilare: user.cpp: In function ‘int main()’: user.cpp:102:40: warning: narrowing conversion of ‘x’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] C[++ N] = Circle{Point{x, y}, r}; ^ user.cpp:102:40: warning: narrowing conversion of ‘y’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] user.cpp:102:44: warning: narrowing conversion of ‘r’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] C[++ N] = Circle{Point{x, y}, r}; ^ user.cpp:88:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:93:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &x, &y, &r); ^