oj.uz

Submission #290926

# Submission time Handle Problem Language Result Execution time Memory
290926 2020-09-04T14:46:03 Z Plurm "The Lyuboyn" code (IZhO19_lyuboyn) C++11
3 / 100
 307 ms 34040 KB 
#include <bits/stdc++.h>
using namespace std;
int lsb[300005];
int rmp[300005];
set<string> s;
int main(){
	int n,k,t;
	scanf("%d%d%d",&n,&k,&t);
	if(k % 2 == 0 || k >= n){
		printf("-1\n");
		return 0;
	}
	for(int i = 0; i <= 18; i++) rmp[1 << i] = i;
	printf("%d\n", 1 << n);
	char bs[32];
	scanf("%s",bs);
	if(strlen(bs) != n) while(true);
	int parsed = 0;
	for(int i = 0; i < n; i++){
		parsed *= 2;
		parsed += bs[i] == '1' ? 1 : 0;
	}
	printf("%s\n",bs);
	s.insert(bs);
	for(int i = 1; i < (1 << n); i++){
		int bit = rmp[i & -i];
		int toggidx = bit;
		toggidx = n-toggidx-1;
		bs[toggidx] = '0'+'1'-bs[toggidx];
		bs[0] = '0'+'1'-bs[0];
		bs[1] = '0'+'1'-bs[1];
		if(s.count(bs)) while(true);
		s.insert(bs);
		printf("%s\n",bs);
	}
	return 0;
}

Compilation message

lyuboyn.cpp: In function 'int main()':
lyuboyn.cpp:17:16: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   17 |  if(strlen(bs) != n) while(true);
      |     ~~~~~~~~~~~^~~~
lyuboyn.cpp:8:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    8 |  scanf("%d%d%d",&n,&k,&t);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~
lyuboyn.cpp:16:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   16 |  scanf("%s",bs);
      |  ~~~~~^~~~~~~~~

Subtask #1
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Ok

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 384 KB Fail, not exactly k bits are different: line = 3

Subtask #3
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Ok
2 Correct 0 ms 256 KB Ok
3 Correct 1 ms 256 KB Ok
4 Correct 0 ms 256 KB Ok
5 Correct 0 ms 384 KB Ok
6 Correct 0 ms 256 KB Ok
7 Correct 0 ms 256 KB Ok
8 Correct 1 ms 256 KB Ok

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 267 ms 34040 KB Fail, not exactly k bits are different: line = 0
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 384 KB Fail, not exactly k bits are different: line = 31
2 Halted 0 ms 0 KB -

Subtask #6
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 307 ms 34040 KB Fail, not exactly k bits are different: line = 0
2 Halted 0 ms 0 KB -

Subtask #7
0 / 31.0

# Verdict Execution time Memory Grader output
1 Incorrect 267 ms 34040 KB Fail, not exactly k bits are different: line = 0
2 Halted 0 ms 0 KB -

Subtask #8
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 146 ms 17252 KB Fail, not exactly k bits are different: line = 0
2 Halted 0 ms 0 KB -