#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define int long long
#define sz(a) (int)a.size()
#define all(a) begin(a),end(a)
using ar2 = array<int,2>;
const int mxN = 110;
int n;
bool a[mxN][mxN];
int query(bool found){
cout << "?!"[found] << endl;
for(int i = 0; i < n; i++,cout<<endl)
for(int j = 0; j < n; j++)
cout << a[i][j];
int x = 0;
if(!found) cin >> x;
return x;
}
int32_t main(){
cin >> n;
vector<int> row; row.clear();
for(int i = 0; i < n; i++){
memset(a,0,sizeof(a));
fill(a[i],a[i]+n,1);
int x = query(0);
if(x==n*n) { query(1); return 0; }
if(x==n) { row.pb(0); continue; }
int l = 0, r = n-1;
while(l<r){
int mid = (l+r)/2;
memset(a,0,sizeof(a));
fill(a[i],a[i]+mid+1,1);
int x = query(0);
if(mid==0){
l = 0;
memset(a,0,sizeof(a));
a[i][1]=a[i][2]=1;
x = query(0);
if(x==n) l=1;
else if(x!=n*2){
a[i][1]=a[i][2]=0;
a[i][0]=a[i][2]=1;
x = query(0);
if(x!=n) l=1;
}
break;
}
if(x==n){ l=mid; break; }
else if(x==n*(mid+1)) l=mid+1;
else r=mid;
}
row.pb(l);
}
memset(a,0,sizeof(a));
for(int i = 0; i < n; i++) a[i][row[i]]=1;
query(1);
}
| # |
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 |
412 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
596 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 |
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 |
1 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
1 ms |
344 KB |
Output is correct |
| # |
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 |
1 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 |
344 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
| 15 |
Correct |
1 ms |
344 KB |
Output is correct |
| 16 |
Correct |
1 ms |
344 KB |
Output is correct |
| 17 |
Correct |
0 ms |
344 KB |
Output is correct |
| 18 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
| 22 |
Correct |
1 ms |
344 KB |
Output is correct |
| 23 |
Correct |
2 ms |
344 KB |
Output is correct |
| 24 |
Correct |
1 ms |
344 KB |
Output is correct |
| 25 |
Correct |
1 ms |
344 KB |
Output is correct |
| 26 |
Correct |
1 ms |
344 KB |
Output is correct |
| 27 |
Correct |
1 ms |
344 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 |
2 ms |
344 KB |
Output is correct |
| 36 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
| 40 |
Correct |
2 ms |
344 KB |
Output is correct |
| 41 |
Correct |
1 ms |
344 KB |
Output is correct |
| 42 |
Correct |
1 ms |
344 KB |
Output is correct |
| 43 |
Correct |
1 ms |
344 KB |
Output is correct |
| 44 |
Correct |
1 ms |
344 KB |
Output is correct |
| 45 |
Correct |
1 ms |
344 KB |
Output is correct |
| 46 |
Correct |
1 ms |
344 KB |
Output is correct |
| 47 |
Correct |
1 ms |
344 KB |
Output is correct |
| 48 |
Correct |
1 ms |
344 KB |
Output is correct |
| 49 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
| 53 |
Correct |
1 ms |
344 KB |
Output is correct |
| 54 |
Correct |
1 ms |
344 KB |
Output is correct |
| 55 |
Correct |
2 ms |
344 KB |
Output is correct |
| 56 |
Correct |
1 ms |
344 KB |
Output is correct |
| 57 |
Correct |
1 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 |
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 |
0 ms |
344 KB |
Output is correct |
| 5 |
Correct |
1 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 |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
1 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
1 ms |
344 KB |
Output is correct |
| 17 |
Correct |
1 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 |
2 ms |
344 KB |
Output is correct |
| 22 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
| 26 |
Correct |
1 ms |
344 KB |
Output is correct |
| 27 |
Correct |
1 ms |
344 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 |
1 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 |
1 ms |
344 KB |
Output is correct |
| 40 |
Correct |
2 ms |
344 KB |
Output is correct |
| 41 |
Correct |
1 ms |
344 KB |
Output is correct |
| 42 |
Correct |
1 ms |
344 KB |
Output is correct |
| 43 |
Correct |
1 ms |
344 KB |
Output is correct |
| 44 |
Correct |
1 ms |
344 KB |
Output is correct |
| 45 |
Correct |
1 ms |
344 KB |
Output is correct |
| 46 |
Correct |
1 ms |
344 KB |
Output is correct |
| 47 |
Correct |
1 ms |
344 KB |
Output is correct |
| 48 |
Correct |
1 ms |
344 KB |
Output is correct |
| 49 |
Correct |
1 ms |
344 KB |
Output is correct |
| 50 |
Correct |
1 ms |
344 KB |
Output is correct |
| 51 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
| 55 |
Correct |
1 ms |
444 KB |
Output is correct |
| 56 |
Correct |
1 ms |
344 KB |
Output is correct |
| 57 |
Correct |
2 ms |
344 KB |
Output is correct |
| 58 |
Correct |
1 ms |
344 KB |
Output is correct |
| 59 |
Partially correct |
54 ms |
344 KB |
Partially correct |
| 60 |
Correct |
1 ms |
344 KB |
Output is correct |
| 61 |
Partially correct |
238 ms |
424 KB |
Partially correct |
| 62 |
Partially correct |
271 ms |
428 KB |
Partially correct |
| 63 |
Partially correct |
360 ms |
864 KB |
Partially correct |
| 64 |
Partially correct |
381 ms |
420 KB |
Partially correct |
| 65 |
Partially correct |
348 ms |
644 KB |
Partially correct |
| 66 |
Partially correct |
372 ms |
544 KB |
Partially correct |
| 67 |
Partially correct |
349 ms |
644 KB |
Partially correct |
| 68 |
Partially correct |
387 ms |
416 KB |
Partially correct |
| 69 |
Partially correct |
347 ms |
424 KB |
Partially correct |
| 70 |
Partially correct |
377 ms |
680 KB |
Partially correct |
| 71 |
Partially correct |
409 ms |
344 KB |
Partially correct |
| 72 |
Correct |
1 ms |
344 KB |
Output is correct |
| 73 |
Correct |
18 ms |
344 KB |
Output is correct |
| 74 |
Correct |
52 ms |
344 KB |
Output is correct |
| 75 |
Partially correct |
428 ms |
424 KB |
Partially correct |
| 76 |
Partially correct |
328 ms |
424 KB |
Partially correct |
| 77 |
Partially correct |
299 ms |
344 KB |
Partially correct |
| 78 |
Partially correct |
92 ms |
428 KB |
Partially correct |
| 79 |
Partially correct |
396 ms |
424 KB |
Partially correct |
| 80 |
Partially correct |
52 ms |
592 KB |
Partially correct |
| 81 |
Partially correct |
408 ms |
344 KB |
Partially correct |
| 82 |
Partially correct |
432 ms |
776 KB |
Partially correct |
| 83 |
Partially correct |
322 ms |
792 KB |
Partially correct |
| 84 |
Partially correct |
271 ms |
444 KB |
Partially correct |
| 85 |
Partially correct |
214 ms |
876 KB |
Partially correct |
| 86 |
Partially correct |
122 ms |
344 KB |
Partially correct |
| 87 |
Partially correct |
320 ms |
424 KB |
Partially correct |
| 88 |
Partially correct |
145 ms |
432 KB |
Partially correct |
| 89 |
Partially correct |
341 ms |
428 KB |
Partially correct |
| 90 |
Partially correct |
234 ms |
424 KB |
Partially correct |
| 91 |
Partially correct |
103 ms |
344 KB |
Partially correct |
| 92 |
Partially correct |
384 ms |
992 KB |
Partially correct |
| 93 |
Partially correct |
264 ms |
420 KB |
Partially correct |
| 94 |
Partially correct |
393 ms |
564 KB |
Partially correct |
| 95 |
Partially correct |
229 ms |
544 KB |
Partially correct |
| 96 |
Partially correct |
393 ms |
344 KB |
Partially correct |
| 97 |
Correct |
0 ms |
344 KB |
Output is correct |
