문제
풀이
#include <iostream>
using namespace std;
inline int calc(int n) {
return n ? 10 * calc(n-1) + 1 : 0;
}
void solve(void) {
int x, y; cin >> x >> y;
cout << calc(x) + calc(y);
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}