Compilare: user.cpp: In function ‘int main()’: user.cpp:50:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] { freopen("cautbin.in", "r", stdin); ^ user.cpp:51:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cautbin.out", "w", stdout); ^ user.cpp:53:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:55:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v[i]); ^ user.cpp:56:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &m); ^ user.cpp:58:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &tip, &val); ^ user.cpp: In function ‘int cb0(int, int, int)’: user.cpp:6:9: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int med; ^ user.cpp: In function ‘int cb1(int, int, int)’: user.cpp:22:9: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int med; ^ user.cpp: In function ‘int cb2(int, int, int)’: user.cpp:36:9: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int med; ^ user.cpp: In function ‘int main()’: user.cpp:6:9: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int med; ^ user.cpp:22:9: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int med; ^ user.cpp:36:9: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int med; ^