Compilare: main.cpp: In function 'void alegere_pivot(int*, int, int)': main.cpp:13:9: warning: variable 'poz' set but not used [-Wunused-but-set-variable] int poz; ^~~ main.cpp: In function 'int main()': main.cpp:46:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.in", "r", stdin); ^ main.cpp:47:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.out", "w", stdout); ^ main.cpp:49:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ main.cpp:52:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &numar); ^