Compilare: user.cpp: In function ‘int cuplaj(int, int*, int*, int*, std::vector<int>*)’: user.cpp:15:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < G[node].size(); i++) ^ user.cpp:23:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < G[node].size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:38:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1, "%d", &t); ^ user.cpp:42:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1, "%d%d%d", &n, &m, &e); ^ user.cpp:49:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1, "%d%d", &a, &b); ^