Submission #171282

#	Time	Username	Problem	Language	Result	Execution time	Memory
171282		Su1tan	Preokret (COCI18_preokret)	C++14	50 / 50	6 ms	380 KiB

preokret

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

#define sz size
#define pb push_back

const int N = 3e3 + 123;

int n, m, a, b, ans1, ans, l;
map <int, bool> team;
vector <int> v;
int main() {
	//freopen("input.txt", "r", stdin);
	cin >> n;
	for(int i = 1; i <= n; ++i) {
		int k;
		cin >> k;
		v.pb(k);
		if(k <= 1440) ++ans1;
		team[k] = 0;
	}
	cin >> m;
	for(int i = 1; i <= m; ++i) {
		int k;
		cin >> k;
		if(k <= 1440) ++ans1;
		v.pb(k);
		team[k] = 1;
	}
	cout << ans1 << "\n";
	sort(v.begin(), v.end());
	if(team[v[0]] == 0) {
		l = 0;
		++a;
	}
	else {
		l = 1;
		++b;
	}
	for(int i = 1; i < v.sz(); ++i) {
		if(!team[v[i]]) ++a;
		else ++b;
		if(a > b && l == 1 && b != 0) {
			l = 0;
			++ans;
		}
		if(a < b && l == 0 && a != 0) {
			l = 1;
			++ans;
		}
	}
	cout << ans;
}

Compilation message (stderr)

preokret.cpp: In function 'int main()':
preokret.cpp:40:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 1; i < v.sz(); ++i) {
                 ~~^~~~~~~~

• Subtask 1: 50 / 50