trmv.cpp: In function 'void Bellman_Ford(int)': trmv.cpp:12: warning: unused variable 'vec' trmv.cpp: In function 'void Afisare(int)': trmv.cpp:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result trmv.cpp: In function 'int main()': trmv.cpp:45: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result trmv.cpp:49: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result trmv.cpp:50: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result trmv.cpp:66: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result