Compilare: user.cpp: In function ‘int main()’: user.cpp:124:33: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘std::queue<int>::size_type {aka long unsigned int}’ [-Wformat=] printf("%d\n", Answer.size()); ^ user.cpp:155:37: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘std::queue<int>::size_type {aka long unsigned int}’ [-Wformat=] printf("%d\n" , Answer.size()); ^ user.cpp: In function ‘void Read()’: user.cpp:33:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d" ,&N , &M); ^ user.cpp:37:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d" , &x , &y); ^ user.cpp: In function ‘int main()’: user.cpp:116:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pamant.in", "r" , stdin); ^ user.cpp:117:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pamant.out" , "w" , stdout); ^