Compilare: user.cpp: In function ‘int gaseste(int)’: user.cpp:18: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void adauga(int)’: user.cpp:32: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void sterge(int)’: user.cpp:44: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void DFS(int)’: user.cpp:62: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:74: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:75: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:76: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:79: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result