Submission #232321

#	Time	Username	Problem	Language	Result	Execution time	Memory
232321		pedy4000	Trapezi (COI17_trapezi)	C++14	0 / 100	5 ms	384 KiB

trapezi

#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;

typedef long long ll;
typedef pair <int, int> pii;

const int N = 1e3 + 3;
int n, m;
string s[N];

pii nxt (pii p) {
	if (p.first == 0) {
		if (p.second == 2)
			return pii(1, 2);
		return pii(p.first, p.second + 1);
	}
	if (p.second == 0)
		return pii(0, 0);
	return pii(p.first, p.second - 1);
}

char get (pii p) {
	return s[p.first][p.second];
}

void upd (pii p) {
	s[p.first][p.second] = '1';
}

int main() {
	ios::sync_with_stdio(false), cin.tie(0);
	cin >> n;
	if (n == 1) {
		cin >> s[0] >> s[1];
		int num = 0;
		for (int i = 0; i < 2; i++)
			for (int j = 0; j < 3; j++)
				num += s[i][j] == '0';

		if (num % 3) {
			cout << "nemoguce\n";
			return 0;
		}
		if (num  == 0) {
			cout << s[0] << " " << s[1] << "\n";
			return 0;
		}
		for (int i = 0; i < 2; i++)
			for (int j = 0; j < 3; j++) {
				if (s[i][j] == '0' && get(nxt(pii(i, j))) == '0' && get(nxt(nxt(pii(i, j)))) == '0') {
					s[i][j] = '1';
					upd(nxt(pii(i, j)));
					upd(nxt(nxt(pii(i, j))));
					cout << s[0] << "\n" << s[1] << "\n";
					return 0;
				}
			}


		cout << "nemoguce\n";
		return 0;
	}
	return 0;
}

• Subtask 1: 0 / 6
• Subtask 2: 0 / 17
• Subtask 3: 0 / 18
• Subtask 4: 0 / 22
• Subtask 5: 0 / 37