#include <bits/stdc++.h>
#define int long long
#define pb emplace_back
using namespace std;
#define debug(args...) kout("[ " + string(#args) + " ]", args)
void kout() { cerr << endl; }
template <class T, class ...U> void kout(T a, U ...b) { cerr << a << ' ',kout(b...); }
template <class T> void pary(T L, T R) { while (L != R) cerr << *L << " \n"[++L==R]; }
const int MAXN = 2000;
const int K = 10;
const int INF = 1e18;
int T, N;
vector <string> arr;
vector <string> tmp;
bool ans[MAXN+1];
string str[MAXN+1];
bool check(const string &a, const string &b) {
int j = 0;
for (int i = 0; i < a.size(); i++)
if (j < b.size() && a[i] == b[j]) j++;
return j == b.size();
}
void init() {
for (int i = 1; i <= K; i++) {
for (int j = 0; j < (1<<i); j++) {
string now = "";
for (int k = 0; k < i; k++)
now += ((j & (1<<k)) ? '1' : '0');
int cnt = 1;
for (string s : arr) cnt += check(now, s);
if (ans[cnt] == 0)
ans[cnt] = 1, str[cnt] = now;
tmp.pb(now);
}
for (string s: tmp) arr.pb(s);
tmp.clear();
}
}
signed main() {
ios_base::sync_with_stdio(0), cin.tie(0);
init();
cin >> T;
while (T--) {
cin >> N;
cout << -1 << '\n';
if (ans[N]) {
for (int i = 0; i < str[N].size(); i++)
cout << str[N][i] << " \n"[i==str[N].size()-1];
} else {
cout << -1 << '\n';
}
}
return 0;
}
Compilation message
binary.cpp: In function 'bool check(const string&, const string&)':
binary.cpp:21:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
21 | for (int i = 0; i < a.size(); i++)
| ~~^~~~~~~~~~
binary.cpp:22:9: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
22 | if (j < b.size() && a[i] == b[j]) j++;
| ~~^~~~~~~~~~
binary.cpp:23:11: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
23 | return j == b.size();
| ~~^~~~~~~~~~~
binary.cpp: In function 'int main()':
binary.cpp:51:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
51 | for (int i = 0; i < str[N].size(); i++)
| ~~^~~~~~~~~~~~~~~
binary.cpp:52:33: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
52 | cout << str[N][i] << " \n"[i==str[N].size()-1];
| ~^~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Partially correct |
66 ms |
432 KB |
Output is partially correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
60 ms |
840 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
60 ms |
792 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
