Compilare: user.cpp: In function ‘int caut(int)’: user.cpp:12:9: warning: unused variable ‘st’ [-Wunused-variable] int st , dr ; ^ user.cpp: In function ‘int main()’: user.cpp:49:9: warning: unused variable ‘med’ [-Wunused-variable] int med=v[mij]; ^ user.cpp:40:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("noname2.in" , "r" , stdin ) ; ^ user.cpp:41:45: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("noname2.out" , "w" , stdout ) ; ^ user.cpp:42:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d" , &n , &k ) ; ^ user.cpp:44:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d" , &v[i] ) ; ^