Compilare: main.cpp: In function 'void mysort(int*, int*, int, int)': main.cpp:7:23: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] #define MASK (1 << 8) - 1 ~~~~~~~~~^~~ main.cpp:17:27: note: in expansion of macro 'MASK' nr = vec[i] >> bits & MASK; ^~~~ main.cpp:7:23: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] #define MASK (1 << 8) - 1 ~~~~~~~~~^~~ main.cpp:29:27: note: in expansion of macro 'MASK' nr = vec[i] >> bits & MASK; ^~~~ main.cpp: In function 'int main()': main.cpp:39:43: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin , "%d%d%d%d" ,&n ,&a ,&b, &c); ^