Compilare: user.cpp:6:14: warning: left shift count >= width of type [enabled by default] int ciur[MAX+1]; ^ user.cpp:3:14: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] #define MAX 1<<31 ^ user.cpp:6:10: note: in expansion of macro ‘MAX’ int ciur[MAX+1]; ^ user.cpp:7:11: warning: left shift count >= width of type [enabled by default] int v[MAX+1]; ^ user.cpp:3:14: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] #define MAX 1<<31 ^ user.cpp:7:7: note: in expansion of macro ‘MAX’ int v[MAX+1]; ^ user.cpp: In function ‘int main()’: user.cpp:25:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("perechi.in","r",stdin); ^ user.cpp:26:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("perechi.out","w",stdout); ^ user.cpp:28:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&y); ^ user.cpp:33:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&x,&y); ^