Compilare: user.cpp: In function ‘void divideEtImpera(int, int, int, int)’: user.cpp:40:13: warning: unused variable ‘inutil’ [-Wunused-variable] int inutil = indiceLim (stq, stv, drv); ^ user.cpp: In function ‘int main()’: user.cpp:58:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("puncte.in", "r", stdin); ^ user.cpp:59:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("puncte.out", "w", stdout); ^ user.cpp:61:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d", &N, &M); ^ user.cpp:63:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d", &v[i].x, &v[i].y); ^ user.cpp:66:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d", &q[i].x); ^ user.cpp: In function ‘int indiceLim(int, int, int)’: user.cpp:29:17: warning: ‘ans’ may be used uninitialized in this function [-Wmaybe-uninitialized] ANS[Q] = ans; ^