Compilare: user.cpp: In function ‘int main()’: user.cpp:32:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d\n",&x,&y); ^ user.cpp:44:23: warning: ‘starty’ may be used uninitialized in this function [-Wmaybe-uninitialized] d1[startx][starty]=d2[testix][testiy]=d3[finalx][finaly]=0; ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ user.cpp:44:23: warning: ‘startx’ may be used uninitialized in this function [-Wmaybe-uninitialized]