Borderou de evaluare (job #199402)

Compilare: user.cpp: In function ‘void bfsA(int)’: user.cpp:24:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘void bfsB(int)’: user.cpp:45:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘int main()’: user.cpp:62:24: warning: unused variable ‘cnt’ [-Wunused-variable] user.cpp:60:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:61:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:63:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:66:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]