Submission #1444263


Source Code Expand

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

string ans;
bool get(int a, int b) {
	cout << "? " << a << " " << b << endl;
	cin >> ans;
	if (ans[0] == 'Y') return 1;
	else return 0;
}

int main()
{
	int n, a, b;

	cin >> a >> b;
	n = a + b;

	if (a <= b) {
		cout << "Impossible" << endl;
		return 0;
	}

	stack<int> s;
	for (int i = 0; i < n; i++) {
		if (s.empty() || get(s.top(), i))
			s.push(i);
	}

	vector<bool> ans(n, false);
	for (int i = 0; i < n; i++) {
		if (s.top() == i || get(s.top(), i))
			ans[i] = true;
		else
			ans[i] = 0;
	}

	cout << "! ";
	for (bool p : ans) cout << p;
	cout << endl;

	return 0;
}

Submission Info

Submission Time
Task F - HonestOrUnkind
User gabrielsimoes
Language C++14 (GCC 5.4.1)
Score 0
Code Size 665 Byte
Status WA
Exec Time 294 ms
Memory 724 KB

Judge Result

Set Name All
Score / Max Score 0 / 1300
Status
AC × 118
WA × 8
Set Name Test Cases
All 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, 043.txt, 044.txt, 045.txt, 046.txt, 047.txt, 048.txt, 049.txt, 050.txt, 051.txt, 052.txt, 053.txt, 054.txt, 055.txt, 056.txt, 057.txt, 058.txt, 059.txt, 060.txt, 061.txt, 062.txt, 063.txt, 064.txt, 065.txt, 066.txt, 067.txt, 068.txt, 069.txt, 070.txt, 071.txt, 072.txt, 073.txt, 074.txt, 075.txt, 076.txt, 077.txt, 078.txt, 079.txt, 080.txt, 081.txt, 082.txt, 083.txt, 084.txt, 085.txt, 086.txt, 087.txt, 088.txt, 089.txt, 090.txt, 091.txt, 092.txt, 093.txt, 094.txt, 095.txt, 096.txt, 097.txt, 098.txt, 099.txt, 100.txt, 101.txt, 102.txt, 103.txt, 104.txt, 105.txt, 106.txt, 107.txt, 108.txt, 109.txt, 110.txt, 111.txt, 112.txt, 113.txt, 114.txt, 115.txt, 116.txt, 117.txt, 118.txt, 119.txt, 120.txt, 121.txt, 122.txt, 123.txt, 124.txt, 125.txt
Case Name Status Exec Time Memory
000.txt AC 3 ms 720 KB
001.txt AC 3 ms 720 KB
002.txt AC 3 ms 724 KB
003.txt AC 3 ms 724 KB
004.txt AC 3 ms 648 KB
005.txt AC 3 ms 716 KB
006.txt AC 3 ms 720 KB
007.txt AC 3 ms 716 KB
008.txt AC 3 ms 720 KB
009.txt AC 3 ms 720 KB
010.txt AC 15 ms 720 KB
011.txt AC 292 ms 716 KB
012.txt AC 145 ms 724 KB
013.txt AC 3 ms 720 KB
014.txt WA 3 ms 720 KB
015.txt AC 3 ms 720 KB
016.txt AC 3 ms 596 KB
017.txt AC 3 ms 720 KB
018.txt AC 3 ms 700 KB
019.txt WA 3 ms 720 KB
020.txt WA 3 ms 720 KB
021.txt WA 3 ms 724 KB
022.txt WA 3 ms 720 KB
023.txt AC 15 ms 716 KB
024.txt AC 288 ms 720 KB
025.txt AC 144 ms 720 KB
026.txt AC 3 ms 720 KB
027.txt AC 3 ms 720 KB
028.txt WA 3 ms 724 KB
029.txt AC 3 ms 720 KB
030.txt AC 3 ms 724 KB
031.txt WA 3 ms 720 KB
032.txt AC 3 ms 720 KB
033.txt AC 3 ms 720 KB
034.txt WA 3 ms 720 KB
035.txt AC 3 ms 656 KB
036.txt AC 15 ms 720 KB
037.txt AC 285 ms 724 KB
038.txt AC 146 ms 720 KB
039.txt AC 3 ms 720 KB
040.txt AC 3 ms 720 KB
041.txt AC 3 ms 692 KB
042.txt AC 3 ms 720 KB
043.txt AC 3 ms 720 KB
044.txt AC 3 ms 688 KB
045.txt AC 3 ms 716 KB
046.txt AC 3 ms 720 KB
047.txt AC 3 ms 720 KB
048.txt AC 3 ms 720 KB
049.txt AC 15 ms 720 KB
050.txt AC 294 ms 724 KB
051.txt AC 143 ms 720 KB
052.txt AC 3 ms 652 KB
053.txt AC 3 ms 720 KB
054.txt AC 3 ms 720 KB
055.txt AC 3 ms 716 KB
056.txt AC 3 ms 724 KB
057.txt AC 3 ms 720 KB
058.txt AC 3 ms 720 KB
059.txt AC 3 ms 720 KB
060.txt AC 3 ms 720 KB
061.txt AC 3 ms 716 KB
062.txt AC 15 ms 592 KB
063.txt AC 292 ms 716 KB
064.txt AC 147 ms 720 KB
065.txt AC 3 ms 720 KB
066.txt AC 3 ms 716 KB
067.txt AC 3 ms 720 KB
068.txt AC 3 ms 720 KB
069.txt AC 3 ms 720 KB
070.txt AC 3 ms 692 KB
071.txt AC 3 ms 716 KB
072.txt AC 3 ms 720 KB
073.txt AC 3 ms 720 KB
074.txt AC 3 ms 720 KB
075.txt AC 15 ms 592 KB
076.txt AC 293 ms 720 KB
077.txt AC 144 ms 720 KB
078.txt AC 3 ms 692 KB
079.txt AC 3 ms 644 KB
080.txt AC 3 ms 720 KB
081.txt AC 3 ms 720 KB
082.txt AC 3 ms 720 KB
083.txt AC 3 ms 724 KB
084.txt AC 3 ms 720 KB
085.txt AC 3 ms 720 KB
086.txt AC 3 ms 720 KB
087.txt AC 3 ms 720 KB
088.txt AC 16 ms 592 KB
089.txt AC 291 ms 720 KB
090.txt AC 148 ms 720 KB
091.txt AC 3 ms 724 KB
092.txt AC 3 ms 716 KB
093.txt AC 3 ms 724 KB
094.txt AC 3 ms 720 KB
095.txt AC 3 ms 720 KB
096.txt AC 3 ms 720 KB
097.txt AC 3 ms 720 KB
098.txt AC 3 ms 720 KB
099.txt AC 3 ms 716 KB
100.txt AC 3 ms 656 KB
101.txt AC 15 ms 720 KB
102.txt AC 289 ms 716 KB
103.txt AC 143 ms 720 KB
104.txt AC 3 ms 700 KB
105.txt AC 3 ms 648 KB
106.txt AC 3 ms 720 KB
107.txt AC 3 ms 720 KB
108.txt AC 3 ms 720 KB
109.txt AC 3 ms 720 KB
110.txt AC 3 ms 692 KB
111.txt AC 3 ms 720 KB
112.txt AC 3 ms 716 KB
113.txt AC 3 ms 720 KB
114.txt AC 15 ms 720 KB
115.txt AC 293 ms 720 KB
116.txt AC 140 ms 720 KB
117.txt AC 3 ms 624 KB
118.txt AC 3 ms 720 KB
119.txt AC 3 ms 592 KB
120.txt AC 3 ms 720 KB
121.txt AC 3 ms 720 KB
122.txt AC 3 ms 720 KB
123.txt AC 3 ms 716 KB
124.txt AC 3 ms 720 KB
125.txt AC 3 ms 720 KB