Compilare: main.cpp: In function 'void testCase()': main.cpp:94:70: warning: narrowing conversion of '(((long long unsigned int)rng.std::mersenne_twister_engine<long unsigned int, 32, 624, 397, 31, 2567483615, 11, 4294967295, 7, 2636928640, 15, 4022730752, 18, 1812433253>::operator()()) % ((long long unsigned int)((long long int)mod)))' from 'long long unsigned int' to 'long long int' [-Wnarrowing] 94 | root = ins(root, i, new treapNode{emptyNode, emptyNode, 1, rng() % mod, x, i, x, x}); | ~~~~~~^~~~~ main.cpp:104:72: warning: narrowing conversion of '(((long long unsigned int)rng.std::mersenne_twister_engine<long unsigned int, 32, 624, 397, 31, 2567483615, 11, 4294967295, 7, 2636928640, 15, 4022730752, 18, 1812433253>::operator()()) % ((long long unsigned int)((long long int)mod)))' from 'long long unsigned int' to 'long long int' [-Wnarrowing] 104 | root = ins(root, x, new treapNode{emptyNode, emptyNode, 1, rng() % mod, y, x, y, y}); | ~~~~~~^~~~~