Compilare: user.cpp: In function ‘int main()’: user.cpp:34:46: warning: unused variable ‘calc’ [-Wunused-variable] unsigned long long lungime, i, rez, countt, calc, j, last, first, S, h, mijloc, mijloc2; ^ user.cpp:34:55: warning: unused variable ‘last’ [-Wunused-variable] unsigned long long lungime, i, rez, countt, calc, j, last, first, S, h, mijloc, mijloc2; ^ user.cpp:34:68: warning: unused variable ‘S’ [-Wunused-variable] unsigned long long lungime, i, rez, countt, calc, j, last, first, S, h, mijloc, mijloc2; ^