Compilare: user.cpp: In function ‘void calcul()’: user.cpp:5:15: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] #define MAXV 1<<20 ^ user.cpp:30:15: note: in expansion of macro ‘MAXV’ inaltime[i]=MAXV+1; ^ user.cpp:30:14: warning: large integer implicitly truncated to unsigned type [-Woverflow] inaltime[i]=MAXV+1; ^