Compilare: user.cpp: In function ‘int main()’: user.cpp:40:36: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘i64* {aka long long int*}’ [-Wformat=] scanf("%d", &nodes[i].value); ^ user.cpp:36:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^ user.cpp:38:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); ^ user.cpp:40:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &nodes[i].value); ^