Compilare: user.cpp: In function ‘int getMaxSubsequence(int, int, int&, int&)’: user.cpp:5:26: warning: integer overflow in expression [-Woverflow] #define INFINIT ((1<<31)-1) ^ user.cpp:17:10: note: in expansion of macro ‘INFINIT’ int raw=INFINIT; ^ user.cpp:5:26: warning: integer overflow in expression [-Woverflow] #define INFINIT ((1<<31)-1) ^ user.cpp:18:19: note: in expansion of macro ‘INFINIT’ bestsuf=bestpre=-INFINIT; ^ user.cpp:17:6: warning: unused variable ‘raw’ [-Wunused-variable] int raw=INFINIT; ^ user.cpp: In function ‘int main()’: user.cpp:51:8: warning: unused variable ‘f’ [-Wunused-variable] FILE *f=freopen("ssm.in","r",stdin), ^ user.cpp:52:3: warning: unused variable ‘g’ [-Wunused-variable] *g=freopen("ssm.out","w",stdout); ^ user.cpp:54:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:56:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[i]); ^