Compilare: user.cpp: In function ‘void Back(int)’: user.cpp:27:18: warning: suggest parentheses around assignment used as truth value [-Wparentheses] V[i] = A[N - K + i] = B[K + i - 1] = 1; ^ user.cpp:29:18: warning: suggest parentheses around assignment used as truth value [-Wparentheses] V[i] = A[N - K + i] = B[K + i - 1] = 0; ^ user.cpp: In function ‘int main()’: user.cpp:35:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("damesah.in","r",stdin); ^ user.cpp:36:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("damesah.out","w",stdout); ^ user.cpp:38:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&N); ^