#include <iostream> using namespace std; int main(){ int a, b, c, d, e, f, g; cin >>a; b = a / 10000; c = a / 1000 % 10; d = a / 100 % 10; e = a / 10 % 10; f = a % 10; g = f * 10000 + e * 1000+ d * 100 + c * 10 + b; cout << g; return 0; }