Submission #287921

#	Time	Username	Problem	Language	Result	Execution time	Memory
287921		dantoh000	"The Lyuboyn" code (IZhO19_lyuboyn)	C++14	19 / 100	646 ms	5304 KiB

lyuboyn

#include <bits/stdc++.h>
using namespace std;
int n,k,t;
string s;
string bin(int x){
    string ret = "";
    for (int i = n-1; i >= 0; i--){
        if (x>>i&1){
            ret+="1";
        }
        else ret +="0";
    }
    return ret;
}

int main() {
    scanf("%d%d%d",&n,&k,&t);
    cin >> s;
    if (k == 1){
        printf("%d\n",(1<<n));
        for (int i = 0; i < (1<<n); i++){
            cout << bin(i^(i>>1)) << endl;
        }
    }
    else if (k%2 == 0){
        printf("-1\n");
    }
    else if (k == 3){

        printf("%d\n",(1<<n));
        for (int i = 0; i < (1<<n); i++){
            int ans = i^(i>>1);
            if (i&1) ans ^= ((1<<n)-1);
            cout << bin(ans) << endl;
        }

    }
}

Compilation message (stderr)

lyuboyn.cpp: In function 'int main()':
lyuboyn.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   17 |     scanf("%d%d%d",&n,&k,&t);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 0
• Subtask 2: 5 / 5
• Subtask 3: 3 / 3
• Subtask 4: 11 / 11
• Subtask 5: 0 / 15
• Subtask 6: 0 / 18
• Subtask 7: 0 / 31
• Subtask 8: 0 / 17