Compilare: user.cpp: In function ‘void Add(Rectangle)’: user.cpp:126:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < rectList.size(); i++) ^ user.cpp:130:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < rectList.size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:141:17: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[202]’ [-Wformat=] scanf("%s", &s); ^ user.cpp:137:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bmatrix.in", "r", stdin); ^ user.cpp:138:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ user.cpp:141:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^