#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for (int i = a; i < (b); ++i)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
#define debug(...) // ignore
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef long double ld;
int main() {
int n;
cin >> n;
auto printgrid = [&](vector<pii> v) {
vector<string> grid(n,string(n,'0'));
for(auto [a,b] : v) grid[a][b] = '1';
for(auto g : grid) cout << g << endl;
};
auto query = [&](vector<pii> v) {
cout << "?" << ' ';
printgrid(v);
int x;
cin >> x;
return x;
};
auto answer = [&](vector<pii> v) {
assert(sz(v) == n);
cout << "!" << ' ';
printgrid(v);
exit(0);
};
vector<pii> ans;
rep(i,0,n) {
vector<pii> q;
rep(j,0,n) q.emplace_back(i,j);
int k = query(q);
if(k == n*n) answer(q);
if(k == n) q = {q[0]};
while(sz(q) >= 3) {
vector<pii> a, b;
for(auto p : q) {
swap(a,b);
a.emplace_back(p);
}
assert(sz(a) >= 2);
int k = query(a);
if(k == n) { q = {a[0]}; break; }
if(k < sz(a)*n) q = a;
else q = b;
}
if(sz(q) == 2) {
if(sz(ans)) {
if(query({ans[0],q[0]}) == 2*n) q = {q[0]};
else q = {q[1]};
}
else {
pii t = {i,0};
while(t == q[0] || t == q[1]) ++t.second;
int k0 = query({q[0],t});
if(k0 == 2*n) q = {q[1]};
else if(k0 == n) q = {q[0]};
else {
int k1 = query({q[1],t});
if(k1 == 2*n) q = {q[0]};
else q = {q[1]};
}
}
}
assert(sz(q) == 1);
ans.emplace_back(q.back());
}
answer(ans);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
1 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
344 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
344 KB |
Output is correct |
| 12 |
Correct |
1 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
1 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
344 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
0 ms |
344 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
344 KB |
Output is correct |
| 23 |
Correct |
1 ms |
344 KB |
Output is correct |
| 24 |
Correct |
0 ms |
344 KB |
Output is correct |
| 25 |
Correct |
0 ms |
352 KB |
Output is correct |
| 26 |
Correct |
1 ms |
356 KB |
Output is correct |
| 27 |
Correct |
1 ms |
348 KB |
Output is correct |
| 28 |
Correct |
1 ms |
344 KB |
Output is correct |
| 29 |
Correct |
1 ms |
344 KB |
Output is correct |
| 30 |
Correct |
0 ms |
344 KB |
Output is correct |
| 31 |
Correct |
0 ms |
344 KB |
Output is correct |
| 32 |
Correct |
0 ms |
344 KB |
Output is correct |
| 33 |
Correct |
0 ms |
344 KB |
Output is correct |
| 34 |
Correct |
1 ms |
344 KB |
Output is correct |
| 35 |
Correct |
1 ms |
344 KB |
Output is correct |
| 36 |
Correct |
0 ms |
344 KB |
Output is correct |
| 37 |
Correct |
0 ms |
344 KB |
Output is correct |
| 38 |
Correct |
0 ms |
344 KB |
Output is correct |
| 39 |
Correct |
0 ms |
344 KB |
Output is correct |
| 40 |
Correct |
0 ms |
344 KB |
Output is correct |
| 41 |
Correct |
0 ms |
344 KB |
Output is correct |
| 42 |
Correct |
1 ms |
596 KB |
Output is correct |
| 43 |
Correct |
1 ms |
344 KB |
Output is correct |
| 44 |
Correct |
0 ms |
344 KB |
Output is correct |
| 45 |
Correct |
0 ms |
344 KB |
Output is correct |
| 46 |
Correct |
0 ms |
344 KB |
Output is correct |
| 47 |
Correct |
0 ms |
344 KB |
Output is correct |
| 48 |
Correct |
1 ms |
344 KB |
Output is correct |
| 49 |
Correct |
0 ms |
344 KB |
Output is correct |
| 50 |
Correct |
1 ms |
344 KB |
Output is correct |
| 51 |
Correct |
0 ms |
344 KB |
Output is correct |
| 52 |
Correct |
1 ms |
344 KB |
Output is correct |
| 53 |
Correct |
0 ms |
344 KB |
Output is correct |
| 54 |
Correct |
0 ms |
344 KB |
Output is correct |
| 55 |
Correct |
1 ms |
344 KB |
Output is correct |
| 56 |
Correct |
0 ms |
344 KB |
Output is correct |
| 57 |
Correct |
0 ms |
344 KB |
Output is correct |
| 58 |
Correct |
1 ms |
344 KB |
Output is correct |
| 59 |
Correct |
0 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
416 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
1 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
1 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
1 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
0 ms |
344 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
1 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| 22 |
Correct |
1 ms |
344 KB |
Output is correct |
| 23 |
Correct |
0 ms |
344 KB |
Output is correct |
| 24 |
Correct |
1 ms |
344 KB |
Output is correct |
| 25 |
Correct |
0 ms |
344 KB |
Output is correct |
| 26 |
Correct |
0 ms |
344 KB |
Output is correct |
| 27 |
Correct |
0 ms |
344 KB |
Output is correct |
| 28 |
Correct |
1 ms |
344 KB |
Output is correct |
| 29 |
Correct |
0 ms |
344 KB |
Output is correct |
| 30 |
Correct |
0 ms |
344 KB |
Output is correct |
| 31 |
Correct |
0 ms |
344 KB |
Output is correct |
| 32 |
Correct |
0 ms |
344 KB |
Output is correct |
| 33 |
Correct |
0 ms |
344 KB |
Output is correct |
| 34 |
Correct |
0 ms |
344 KB |
Output is correct |
| 35 |
Correct |
0 ms |
344 KB |
Output is correct |
| 36 |
Correct |
0 ms |
344 KB |
Output is correct |
| 37 |
Correct |
1 ms |
344 KB |
Output is correct |
| 38 |
Correct |
1 ms |
344 KB |
Output is correct |
| 39 |
Correct |
0 ms |
344 KB |
Output is correct |
| 40 |
Correct |
1 ms |
344 KB |
Output is correct |
| 41 |
Correct |
0 ms |
356 KB |
Output is correct |
| 42 |
Correct |
1 ms |
344 KB |
Output is correct |
| 43 |
Correct |
1 ms |
344 KB |
Output is correct |
| 44 |
Correct |
0 ms |
344 KB |
Output is correct |
| 45 |
Correct |
1 ms |
344 KB |
Output is correct |
| 46 |
Correct |
0 ms |
344 KB |
Output is correct |
| 47 |
Correct |
0 ms |
344 KB |
Output is correct |
| 48 |
Correct |
1 ms |
344 KB |
Output is correct |
| 49 |
Correct |
0 ms |
344 KB |
Output is correct |
| 50 |
Correct |
0 ms |
344 KB |
Output is correct |
| 51 |
Correct |
1 ms |
344 KB |
Output is correct |
| 52 |
Correct |
0 ms |
344 KB |
Output is correct |
| 53 |
Correct |
0 ms |
344 KB |
Output is correct |
| 54 |
Correct |
0 ms |
344 KB |
Output is correct |
| 55 |
Correct |
0 ms |
344 KB |
Output is correct |
| 56 |
Correct |
0 ms |
344 KB |
Output is correct |
| 57 |
Correct |
1 ms |
344 KB |
Output is correct |
| 58 |
Correct |
0 ms |
344 KB |
Output is correct |
| 59 |
Partially correct |
5 ms |
456 KB |
Partially correct |
| 60 |
Correct |
0 ms |
344 KB |
Output is correct |
| 61 |
Partially correct |
24 ms |
464 KB |
Partially correct |
| 62 |
Partially correct |
21 ms |
684 KB |
Partially correct |
| 63 |
Partially correct |
25 ms |
704 KB |
Partially correct |
| 64 |
Partially correct |
40 ms |
660 KB |
Partially correct |
| 65 |
Partially correct |
29 ms |
676 KB |
Partially correct |
| 66 |
Partially correct |
34 ms |
448 KB |
Partially correct |
| 67 |
Partially correct |
26 ms |
456 KB |
Partially correct |
| 68 |
Partially correct |
26 ms |
720 KB |
Partially correct |
| 69 |
Partially correct |
41 ms |
452 KB |
Partially correct |
| 70 |
Partially correct |
24 ms |
456 KB |
Partially correct |
| 71 |
Partially correct |
24 ms |
456 KB |
Partially correct |
| 72 |
Correct |
0 ms |
344 KB |
Output is correct |
| 73 |
Correct |
2 ms |
676 KB |
Output is correct |
| 74 |
Correct |
2 ms |
456 KB |
Output is correct |
| 75 |
Partially correct |
30 ms |
936 KB |
Partially correct |
| 76 |
Partially correct |
44 ms |
452 KB |
Partially correct |
| 77 |
Partially correct |
23 ms |
456 KB |
Partially correct |
| 78 |
Partially correct |
7 ms |
452 KB |
Partially correct |
| 79 |
Partially correct |
25 ms |
456 KB |
Partially correct |
| 80 |
Partially correct |
5 ms |
456 KB |
Partially correct |
| 81 |
Partially correct |
8 ms |
676 KB |
Partially correct |
| 82 |
Partially correct |
10 ms |
460 KB |
Partially correct |
| 83 |
Partially correct |
13 ms |
460 KB |
Partially correct |
| 84 |
Partially correct |
36 ms |
536 KB |
Partially correct |
| 85 |
Partially correct |
36 ms |
836 KB |
Partially correct |
| 86 |
Partially correct |
14 ms |
708 KB |
Partially correct |
| 87 |
Partially correct |
36 ms |
1060 KB |
Partially correct |
| 88 |
Partially correct |
13 ms |
748 KB |
Partially correct |
| 89 |
Partially correct |
32 ms |
608 KB |
Partially correct |
| 90 |
Partially correct |
22 ms |
660 KB |
Partially correct |
| 91 |
Partially correct |
15 ms |
592 KB |
Partially correct |
| 92 |
Partially correct |
31 ms |
688 KB |
Partially correct |
| 93 |
Partially correct |
27 ms |
684 KB |
Partially correct |
| 94 |
Partially correct |
31 ms |
924 KB |
Partially correct |
| 95 |
Partially correct |
33 ms |
912 KB |
Partially correct |
| 96 |
Partially correct |
35 ms |
676 KB |
Partially correct |
| 97 |
Correct |
0 ms |
344 KB |
Output is correct |
