#include using namespace std; #include #include #include #include #include int main(){ int a; cin >> a; vector vec(a); for(int i=0;i> vec.at(i); } sort(vec.rbegin(),vec.rend()); int b = vec.at(0); int c = vec.at(1); sort(vec.begin(),vec.end()); int d = vec.at(0); int e = vec.at(1); if(fabs(b-c)