Compilare: user.cpp: In function ‘int main()’: user.cpp:49:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d\n",&n,&m); ^ user.cpp:75:26: warning: ‘comy’ may be used uninitialized in this function [-Wmaybe-uninitialized] minim=dusc[comx][comy]; ^ user.cpp:75:26: warning: ‘comx’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:72:29: warning: ‘uscy’ may be used uninitialized in this function [-Wmaybe-uninitialized] bfs(uscx,uscy,cmp1,dusc); ^ user.cpp:72:29: warning: ‘uscx’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:73:29: warning: ‘apay’ may be used uninitialized in this function [-Wmaybe-uninitialized] bfs(apax,apay,cmp1,dapa); ^ user.cpp:73:29: warning: ‘apax’ may be used uninitialized in this function [-Wmaybe-uninitialized]