Compilare: user.cpp: In function ‘int main()’: user.cpp:56:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d", &N ); ^ user.cpp:60:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d", &v[i][j] ); ^ user.cpp:103:28: warning: ‘y’ may be used uninitialized in this function [-Wmaybe-uninitialized] RemakePath ( x, y ); ^ user.cpp:103:28: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized]