Compilare: user.cpp: In function ‘int main()’: user.cpp:58:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("monezi.in", "r", stdin); ^ user.cpp:59:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("monezi.out", "w", stdout); ^ user.cpp:60:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &s); ^ user.cpp:67:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &vals[i]); ^ user.cpp: In function ‘void bkt(int)’: user.cpp:27:22: warning: ‘l’ may be used uninitialized in this function [-Wmaybe-uninitialized] poz = pozcr - (1 << l); ^ user.cpp:21:9: note: ‘l’ was declared here int l, poz = 0, pozcr = 0; ^