Compilare: main.cpp: In function 'Treap* cplusplusehomosexual(int)': main.cpp:34:23: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses] rnd() ^ rnd() + rnd(), ~~~~~~^~~~~~~ main.cpp:34:15: warning: narrowing conversion of '(rnd.std::mersenne_twister_engine<_UIntType, __w, __n, __m, __r, __a, __u, __d, __s, __b, __t, __c, __l, __f>::operator()<long unsigned int, 32ul, 624ul, 397ul, 31ul, 2567483615ul, 11ul, 4294967295ul, 7ul, 2636928640ul, 15ul, 4022730752ul, 18ul, 1812433253ul>() ^ (rnd.std::mersenne_twister_engine<_UIntType, __w, __n, __m, __r, __a, __u, __d, __s, __b, __t, __c, __l, __f>::operator()<long unsigned int, 32ul, 624ul, 397ul, 31ul, 2567483615ul, 11ul, 4294967295ul, 7ul, 2636928640ul, 15ul, 4022730752ul, 18ul, 1812433253ul>() + rnd.std::mersenne_twister_engine<_UIntType, __w, __n, __m, __r, __a, __u, __d, __s, __b, __t, __c, __l, __f>::operator()<long unsigned int, 32ul, 624ul, 397ul, 31ul, 2567483615ul, 11ul, 4294967295ul, 7ul, 2636928640ul, 15ul, 4022730752ul, 18ul, 1812433253ul>()))' from 'std::mersenne_twister_engine<long unsigned int, 32ul, 624ul, 397ul, 31ul, 2567483615ul, 11ul, 4294967295ul, 7ul, 2636928640ul, 15ul, 4022730752ul, 18ul, 1812433253ul>::result_type {aka long unsigned int}' to 'long long int' inside { } [-Wnarrowing] rnd() ^ rnd() + rnd(), ~~~~~~^~~~~~~~~~~~~~~