#include <iostream>
using namespace std;
int main() {
int arr[] = {1,2,3};
for(auto i : arr){
cout << i << endl;
}
for(auto it = begin(arr);it != end(arr); it++){
cout << *it << endl;
}
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CglpbnQgYXJyW10gPSB7MSwyLDN9OwoJCglmb3IoYXV0byBpIDogYXJyKXsKCQljb3V0IDw8IGkgPDwgZW5kbDsKCX0KCQoJZm9yKGF1dG8gaXQgPSBiZWdpbihhcnIpO2l0ICE9IGVuZChhcnIpOyBpdCsrKXsKCQljb3V0IDw8ICppdCA8PCBlbmRsOwoJfQoJCglyZXR1cm4gMDsKfQ==