oj.uz

Submission #343826

# Submission time Handle Problem Language Result Execution time Memory
343826 2021-01-04T14:17:10 Z Tosic "The Lyuboyn" code (IZhO19_lyuboyn) C++14
97 / 100
 1000 ms 23412 KB 
#include <bits/stdc++.h>
#define maxn 400010
using namespace std;

int n, k, t, ans;
vector<int> curR,masks;
bool was[maxn];

int bD(int a, int b){
	return __builtin_popcount(a^b)==k;
}


void printR(){
cout << (1<<n) << '\n';
	for(auto i : curR){
		bitset<32> tmp = i;
		//cout << tmp;
		for(int j = n-1; j >= 0; --j){
			cout << tmp[j];
		}
		cout << '\n';
	}
	exit(0);
}

void getR(int x){
	if(was[curR.back()]){
		return;
	}
	if(x == (1<<n)){
		if(t == 1 and bD(curR[0],curR.back())){
			printR();
		}
			printR();
		
		return;
	}
	
	was[curR.back()] = 1;
	for(auto i : masks){
		curR.push_back(curR.back()^i);
		getR(x+1);
		curR.pop_back();
	}
	was[curR.back()] = 0;
}

int main(){
	ios_base::sync_with_stdio(0);
	cout.tie(0);
	cin.tie(0);
	string s;
	cin >> n >> k >> t >> s;
	int res = 0;
	for(int i =0 ; i < s.length(); ++i){
		res *= 2;
		res += (s[i]-'0');
	}
	for(int i = 0; i < (1<<n); ++i){
		if(bD(0, i)){
			masks.push_back(i);
		}
	}
	curR.push_back(res);
	getR(1);
	cout << -1;
}

Compilation message

lyuboyn.cpp: In function 'int main()':
lyuboyn.cpp:56:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |  for(int i =0 ; i < s.length(); ++i){
      |                 ~~^~~~~~~~~~~~

Subtask #1
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Ok

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Ok

Subtask #3
0 / 3.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1092 ms 620 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 302 ms 23272 KB Ok
2 Correct 147 ms 11776 KB Ok
3 Correct 1 ms 364 KB Ok
4 Correct 1 ms 364 KB Ok
5 Correct 1 ms 364 KB Ok

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Ok
2 Correct 8 ms 1004 KB Ok
3 Correct 145 ms 11756 KB Ok
4 Correct 68 ms 6076 KB Ok
5 Correct 1 ms 364 KB Ok
6 Correct 2 ms 576 KB Ok
7 Correct 33 ms 3180 KB Ok
8 Correct 1 ms 364 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 306 ms 23392 KB Ok
2 Correct 307 ms 23412 KB Ok
3 Correct 304 ms 23272 KB Ok
4 Correct 148 ms 11748 KB Ok
5 Correct 146 ms 11756 KB Ok
6 Correct 68 ms 6028 KB Ok
7 Correct 71 ms 6024 KB Ok
8 Correct 36 ms 3180 KB Ok
9 Correct 43 ms 3180 KB Ok
10 Correct 16 ms 1772 KB Ok
11 Correct 1 ms 364 KB Ok
12 Correct 2 ms 364 KB Ok
13 Correct 1 ms 364 KB Ok

Subtask #7
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 302 ms 23272 KB Ok
2 Correct 147 ms 11776 KB Ok
3 Correct 1 ms 364 KB Ok
4 Correct 1 ms 364 KB Ok
5 Correct 1 ms 364 KB Ok
6 Correct 1 ms 364 KB Ok
7 Correct 8 ms 1004 KB Ok
8 Correct 145 ms 11756 KB Ok
9 Correct 68 ms 6076 KB Ok
10 Correct 1 ms 364 KB Ok
11 Correct 2 ms 576 KB Ok
12 Correct 33 ms 3180 KB Ok
13 Correct 1 ms 364 KB Ok
14 Correct 306 ms 23392 KB Ok
15 Correct 307 ms 23412 KB Ok
16 Correct 304 ms 23272 KB Ok
17 Correct 148 ms 11748 KB Ok
18 Correct 146 ms 11756 KB Ok
19 Correct 68 ms 6028 KB Ok
20 Correct 71 ms 6024 KB Ok
21 Correct 36 ms 3180 KB Ok
22 Correct 43 ms 3180 KB Ok
23 Correct 16 ms 1772 KB Ok
24 Correct 1 ms 364 KB Ok
25 Correct 2 ms 364 KB Ok
26 Correct 1 ms 364 KB Ok
27 Correct 306 ms 23144 KB Ok
28 Correct 149 ms 11768 KB Ok
29 Correct 323 ms 23264 KB Ok
30 Correct 21 ms 1772 KB Ok
31 Correct 1 ms 364 KB Ok
32 Correct 8 ms 1004 KB Ok
33 Correct 33 ms 3180 KB Ok
34 Correct 1 ms 364 KB Ok
35 Correct 1 ms 364 KB Ok
36 Correct 1 ms 364 KB Ok
37 Correct 0 ms 364 KB Ok
38 Correct 152 ms 11756 KB Ok

Subtask #8
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 144 ms 11756 KB Ok
2 Correct 309 ms 23272 KB Ok
3 Correct 305 ms 23392 KB Ok
4 Correct 16 ms 1772 KB Ok
5 Correct 1 ms 364 KB Ok
6 Correct 32 ms 3180 KB Ok
7 Correct 306 ms 23264 KB Ok
8 Correct 1 ms 364 KB Ok
9 Correct 1 ms 364 KB Ok
10 Correct 1 ms 364 KB Ok
11 Correct 69 ms 6000 KB Ok
12 Correct 146 ms 11768 KB Ok