Submission #230097

#	Time	Username	Problem	Language	Result	Execution time	Memory
230097		dolphingarlic	Nizovi (COI14_nizovi)	C++14	100 / 100	172 ms	384 KiB

nizovi

#include <bits/stdc++.h>
#define FOR(i, x, y) for (int i = x; i < y; i++)
typedef long long ll;
using namespace std;

int cmp(int X, int Y) {
	cout << "cmp " << X << ' ' << Y << endl;
	cin >> X;
	return X;
}

void rev(int X, int Y) {
	if (X == Y) return;
	cout << "reverse " << X << ' ' << Y << endl;
}

int main() {
	int A, B;
	cin >> A >> B;
	for (int A_ptr = 0, B_ptr = 0; A_ptr < A && B_ptr < B; A_ptr++) {
		if (cmp(A_ptr + B_ptr + 1, A + B_ptr + 1) != 1) continue;
		
		int l = A + B_ptr + 2, r = A + B + 1;
		while (l != r) {
			int mid = (l + r) / 2;
			if (cmp(A_ptr + B_ptr + 1, mid) != -1) l = mid + 1;
			else r = mid;
		}

		rev(A_ptr + B_ptr + 1, A + B_ptr);
		rev(A + B_ptr + 1, l - 1);
		rev(A_ptr + B_ptr + 1, l - 1);

		B_ptr = l - A - 1;
	}
	cout << "end" << endl;
	return 0;
}

• Subtask 1: 100 / 100