제출 #38565

#제출 시각아이디문제언어결과실행 시간메모리
38565Waschbar수열 (BOI14_sequence)C++14
0 / 100
0 ms2016 KiB
#include <bits/stdc++.h>
using namespace std;

int main() {
	
	int k, x, ans;
	cin >> k >> x;
	if(k == 1){
		cout << x; return 0;
	}
	ans = 1;
	if(x == 1) k--;
	while(k > 0){
		k /= 10;
		ans *= 10;
	}
	if(x != 0)
		ans *= x;
	else
	   ans *= 10;
	if(x == 9){
		int t = 1;
		while(t*10 < ans) t = t*10+1;
		if(t*10 > ans) t/=10;
	   	ans -= t;
	}
	cout << ans;
}
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