Compilare: user.cpp: In function ‘int main()’: user.cpp:91:62: warning: ‘first’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf( g, "%d\n%d %d %d\n", maxcost, first, mid, last ); ^ user.cpp:91:62: warning: ‘last’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:91:62: warning: ‘mid’ may be used uninitialized in this function [-Wmaybe-uninitialized]