Submission #2454494

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Source Code Expand

#include <string>
#include <vector>
#include <iostream>
using namespace std;
string solve(long long n) {
	vector<long long> v;
	long long cur = 1;
	for(int i = 1; cur <= n; i++) {
		v.push_back(cur);
		cur *= i + 7;
		cur /= i;
	}
	vector<int> c(v.size());
	for (int i = v.size() - 1; i >= 0; i--) {
		while (n >= v[i]) {
			n -= v[i];
			c[i]++;
		}
	}
	string ret;
	for (int i = 0; i < v.size(); i++) {
		ret += "FESTIVA" + string(c[i], 'L');
	}
	return ret;
}
int main() {
	long long n;
	cin >> n;
	cout << solve(n) << "\n";
	return 0;
}

Submission Info

Judge Result