Compilare: user.cpp: In function ‘void ReadInput()’: user.cpp:46:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); sol.resize(m); ^ user.cpp:48:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int x, y; scanf("%d%d", &x, &y); soldiers.emplace_back(x, y); ^ user.cpp:51:45: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int x, y, r; scanf("%d%d%d", &x, &y, &r); bombs.emplace_back(x, y, r); ^