Submission #170327

#	Time	Username	Problem	Language	Result	Execution time	Memory
170327		ngmh	ZigZag (COCI17_zigzag)	C++11	80 / 80	1080 ms	12524 KiB

zigzag

#include <bits/stdc++.h>
using namespace std;

typedef pair<string, long long> pi;

struct cool_compare {
	bool operator() (const pi p, const pi q) const {
		if(p.first[0] != q.first[0]) return p.first[0] < q.first[0];
		else if(p.second != q.second) return p.second < q.second;
		else return p.first < q.first;
	}
};

long long k, n, b;
string x, a;
set<pi, cool_compare> words;
set<pi, cool_compare>::iterator it;
int main(){
	cin >> k >> n;
	for(int i = 0 ; i < k; i++){
		cin >> x;
		words.insert(pi(x, 0));
	}
	for(int i = 0; i < n; i++){
		cin >> x;
		it = words.lower_bound(pi(x, 0));
		cout << it->first << "\n";
		a = it->first;
		b = it->second;
		b++;
		words.erase(it);
		words.insert(pi(a, b));
	} 
}

• Subtask 1: 80 / 80