/* 回文 */ #include #include #include using namespace std; int main() { cin.tie(NULL); ios_base::sync_with_stdio(false); int n_testcase; cin >> n_testcase; while (n_testcase--) { int step = 0; string origin, temp; cin >> origin; temp = origin; reverse(temp.begin(), temp.end()); do { temp = origin = to_string(stoul(temp) + stoul(origin)); reverse(temp.begin(), temp.end()); step++; } while (temp != origin); cout << step << " " << origin << "\n"; } return 0; }