Compilare: user.cpp: In function ‘long double getSumWithoutPoint(point*, long double)’: user.cpp:69:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < finalSegments.size() && segmentsAdded < k && sum <= maxSum; i++) { ^ user.cpp: In function ‘void solve()’: user.cpp:95:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (segments.size() < k2) { ^ user.cpp:103:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (segments.size() > k2) { ^ user.cpp: In function ‘void read()’: user.cpp:46:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("segmente2.in", "r", stdin); ^ user.cpp:47:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("segmente2.out", "w", stdout); ^ user.cpp:49:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &n, &k); ^ user.cpp:54:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &x, &y); ^