Compilare: user.cpp: In function ‘int Mpartition(int, int)’: user.cpp:11:28: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] int mij = (dr - st)>>2 + st; ^ user.cpp: In function ‘int main()’: user.cpp:39:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:40:49: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(int i = 1; i<= n;i++) scanf("%d", &v[i]); ^