Borderou de evaluare (job #210461)

Compilare: user.cpp: In function ‘void dfs(int, int)’: user.cpp:10:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘int dfs2(int, int, int, int&)’: user.cpp:18:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘int main()’: user.cpp:35:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:38:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]