QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#113986 | #6309. Aqre | tarjen | AC ✓ | 574ms | 128400kb | C++17 | 3.1kb | 2023-06-20 13:51:32 | 2023-06-20 13:51:35 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int gmax(int &x,int y){
if(y>x){
x=y;return 1;
}
else return 0;
}
void solve()
{
int n,m;
cin>>n>>m;
bool Rev=false;
if(n>m){
Rev=true;swap(n,m);
}
vector<vector<int>> ans(n,vector<int>(m));
int mx=0;
function<bool(int,int)> in = [&](int x,int y){
return x>=0&&x<n&&y>=0&&y<m;
};
function<int(vector<vector<int>>&)> cal = [&](vector<vector<int>>&a){
vector<vector<bool>> vis(n,vector<bool>(m,false));
int tot=0,cnt=0;
function<void(int,int)> dfs = [&](int x,int y){
int fx[4]={0,-1,0,1};
int fy[4]={1,0,-1,0};
cnt++;
vis[x][y]=true;
for(int z=0;z<4;z++)if(in(fx[z]+x,fy[z]+y)&&!vis[fx[z]+x][fy[z]+y]&&a[fx[z]+x][fy[z]+y]==1){
dfs(fx[z]+x,fy[z]+y);
}
};
for(int i=0;i<n;i++){
for(int j=0;j<m;j++)if(!vis[i][j]&&a[i][j]==1){
if(++tot>=2)return 0;
dfs(i,j);
}
}
return cnt;
};
if(n==1){
for(int i=0;i<min(3,m);i++)ans[0][i]=1;
}
else if(n==2){
if(m<=3){
for(int i=0;i<n;i++){
for(int j=0;j<m;j++)ans[i][j]=1;
}
}
else{
for(int i=0;i<n;i++){
for(int j=0;j<m;j++){
if(j%2==0)ans[i][j]=1;
else{
if(((j+1)/2)%2==i)ans[i][j]=0;
else ans[i][j]=1;
}
}
}
}
}
else if(n==3){
for(int x=0;x<4;x++){
for(int y=0;y<4;y++){
for(int z=0;z<4;z++){
vector<int> g=vector<int>{x,y,z};
vector<vector<int>> a(n,vector<int>(m,1));
for(int i=0;i<n;i++){
for(int j=0;j<m;j++)if(j%4==g[i])a[i][j]=0;
}
int q=cal(a);
if(gmax(mx,q))ans=a;
}
}
}
}
else if(n>=4){
vector<int> g(4);iota(g.begin(),g.end(),0);
int Cnt=0;
do{
Cnt++;
vector<vector<int>> a(n,vector<int>(m,1));
for(int i=0;i<n;i++){
for(int j=0;j<m;j++){
if(j%4==g[i%4])a[i][j]=0;
}
}
int z=cal(a);
if(gmax(mx,z))ans=a;
}while(next_permutation(g.begin(),g.end()));
assert(Cnt==24);
}
mx=0;
for(int i=0;i<n;i++){
for(int j=0;j<m;j++)mx+=ans[i][j];
}
cout<<mx<<"\n";
// if(Rev);
if(Rev){
for(int i=0;i<m;i++){
for(int j=0;j<n;j++)cout<<ans[j][i];
cout<<"\n";
}
}
else{
for(int i=0;i<n;i++){
for(int j=0;j<m;j++)cout<<ans[i][j];
cout<<"\n";
}
}
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
int T;cin>>T;while(T--)solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3452kb
input:
3 2 2 3 4 3 8
output:
4 11 11 9 0111 0111 0111 18 01110111 01110111 11011101
result:
ok ok (3 test cases)
Test #2:
score: 0
Accepted
time: 30ms
memory: 3524kb
input:
361 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 2 11 2 12 2 13 2 14 2 15 2 16 2 17 2 18 2 19 2 20 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 10 3 11 3 12 3 13 3 14 3 15 3 16 3 17 3 18 3 19 3 20 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 10 4 11 4 12 4 13 4 14 4 15 4 16 4 17 4 18 4 19 4 20 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 5 1...
output:
4 11 11 6 111 111 6 1110 1011 8 11101 10111 9 111011 101110 11 1110111 1011101 12 11101110 10111011 14 111011101 101110111 15 1110111011 1011101110 17 11101110111 10111011101 18 111011101110 101110111011 20 1110111011101 1011101110111 21 11101110111011 10111011101110 23 111011101110111 1011101110111...
result:
ok ok (361 test cases)
Test #3:
score: 0
Accepted
time: 375ms
memory: 4780kb
input:
100 91 91 91 92 91 93 91 94 91 95 91 96 91 97 91 98 91 99 91 100 92 91 92 92 92 93 92 94 92 95 92 96 92 97 92 98 92 99 92 100 93 91 93 92 93 93 93 94 93 95 93 96 93 97 93 98 93 99 93 100 94 91 94 92 94 93 94 94 94 95 94 96 94 97 94 98 94 99 94 100 95 91 95 92 95 93 95 94 95 95 95 96 95 97 95 98 95 9...
output:
6211 0111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011 1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101 1110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111 1101110111011101110...
result:
ok ok (100 test cases)
Test #4:
score: 0
Accepted
time: 419ms
memory: 11296kb
input:
16 247 247 247 248 247 249 247 250 248 247 248 248 248 249 248 250 249 247 249 248 249 249 249 250 250 247 250 248 250 249 250 250
output:
45757 0111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011 1011101110111011101110111011101110111011101110...
result:
ok ok (16 test cases)
Test #5:
score: 0
Accepted
time: 545ms
memory: 127380kb
input:
1 997 997
output:
745507 10111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...
result:
ok ok (1 test case)
Test #6:
score: 0
Accepted
time: 539ms
memory: 127684kb
input:
1 997 998
output:
746255 11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...
result:
ok ok (1 test case)
Test #7:
score: 0
Accepted
time: 543ms
memory: 127816kb
input:
1 997 999
output:
747003 11101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...
result:
ok ok (1 test case)
Test #8:
score: 0
Accepted
time: 527ms
memory: 127952kb
input:
1 997 1000
output:
747750 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #9:
score: 0
Accepted
time: 536ms
memory: 127776kb
input:
1 998 997
output:
746255 10111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...
result:
ok ok (1 test case)
Test #10:
score: 0
Accepted
time: 541ms
memory: 127960kb
input:
1 998 998
output:
747004 11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...
result:
ok ok (1 test case)
Test #11:
score: 0
Accepted
time: 540ms
memory: 128060kb
input:
1 998 999
output:
747752 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #12:
score: 0
Accepted
time: 532ms
memory: 128136kb
input:
1 998 1000
output:
748500 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #13:
score: 0
Accepted
time: 534ms
memory: 127776kb
input:
1 999 997
output:
747003 10111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...
result:
ok ok (1 test case)
Test #14:
score: 0
Accepted
time: 550ms
memory: 128060kb
input:
1 999 998
output:
747752 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #15:
score: 0
Accepted
time: 529ms
memory: 128012kb
input:
1 999 999
output:
748501 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #16:
score: 0
Accepted
time: 515ms
memory: 128076kb
input:
1 999 1000
output:
749250 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #17:
score: 0
Accepted
time: 530ms
memory: 127924kb
input:
1 1000 997
output:
747750 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #18:
score: 0
Accepted
time: 540ms
memory: 128088kb
input:
1 1000 998
output:
748500 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #19:
score: 0
Accepted
time: 574ms
memory: 128180kb
input:
1 1000 999
output:
749250 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #20:
score: 0
Accepted
time: 555ms
memory: 128400kb
input:
1 1000 1000
output:
750000 01110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110...
result:
ok ok (1 test case)
Test #21:
score: 0
Accepted
time: 3ms
memory: 3808kb
input:
1 3 997
output:
2244 1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...
result:
ok ok (1 test case)
Test #22:
score: 0
Accepted
time: 3ms
memory: 3764kb
input:
1 3 998
output:
2246 0111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...
result:
ok ok (1 test case)
Test #23:
score: 0
Accepted
time: 3ms
memory: 3780kb
input:
1 3 999
output:
2249 1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...
result:
ok ok (1 test case)
Test #24:
score: 0
Accepted
time: 3ms
memory: 3784kb
input:
1 3 1000
output:
2250 0111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...
result:
ok ok (1 test case)
Test #25:
score: 0
Accepted
time: 3ms
memory: 3708kb
input:
1 997 3
output:
2244 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001...
result:
ok ok (1 test case)
Test #26:
score: 0
Accepted
time: 1ms
memory: 3780kb
input:
1 998 3
output:
2246 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111...
result:
ok ok (1 test case)
Test #27:
score: 0
Accepted
time: 3ms
memory: 3704kb
input:
1 999 3
output:
2249 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011 111 100 111 011...
result:
ok ok (1 test case)
Test #28:
score: 0
Accepted
time: 3ms
memory: 3820kb
input:
1 1000 3
output:
2250 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111 110 111 001 111...
result:
ok ok (1 test case)
Test #29:
score: 0
Accepted
time: 1ms
memory: 3540kb
input:
1 2 997
output:
1496 1110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...
result:
ok ok (1 test case)
Test #30:
score: 0
Accepted
time: 1ms
memory: 3512kb
input:
1 2 998
output:
1497 1110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...
result:
ok ok (1 test case)
Test #31:
score: 0
Accepted
time: 1ms
memory: 3464kb
input:
1 2 999
output:
1499 1110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...
result:
ok ok (1 test case)
Test #32:
score: 0
Accepted
time: 1ms
memory: 3532kb
input:
1 2 1000
output:
1500 1110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...
result:
ok ok (1 test case)
Test #33:
score: 0
Accepted
time: 0ms
memory: 3524kb
input:
1 997 2
output:
1496 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 1...
result:
ok ok (1 test case)
Test #34:
score: 0
Accepted
time: 1ms
memory: 3516kb
input:
1 998 2
output:
1497 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 1...
result:
ok ok (1 test case)
Test #35:
score: 0
Accepted
time: 1ms
memory: 3464kb
input:
1 999 2
output:
1499 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 1...
result:
ok ok (1 test case)
Test #36:
score: 0
Accepted
time: 1ms
memory: 3556kb
input:
1 1000 2
output:
1500 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 11 01 11 10 1...
result:
ok ok (1 test case)