QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#244937 | #6309. Aqre | hhoppitree# | WA | 5ms | 27060kb | C++14 | 1.8kb | 2023-11-09 17:14:52 | 2023-11-09 17:14:52 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int N=1e6+10;
vector<int>G[N];
void solve(int n,int m)
{
// cerr<<"SOLVE : "<<n<<","<<m<<endl;
if(n==1)
{
cout<<min(m,3)<<"\n";
for(int i=1;i<=3&&i<=m;++i)cout<<"1";
for(int i=4;i<=m;++i)cout<<"0";
cout<<"\n";
return;
}
if(m==1)
{
cout<<min(n,3)<<"\n";
for(int i=1;i<=3&&i<=n;++i)cout<<"1\n";
for(int i=4;i<=n;++i)cout<<"0\n";
return;
}
if(n<=3&&m<=3)
{
cout<<n*m<<"\n";
for(int i=1;i<=n;++i,cout<<"\n")
for(int j=1;j<=m;++j)
cout<<"1";
return;
}
for(int i=0;i<n+5;++i)
G[i].resize(m+5);
for(int i=0;i<n;i+=4)
for(int j=0;j<m;j+=4)
{
G[i][j]=1;
G[i][j+1]=1;
G[i][j+2]=1;
G[i][j+3]=0;
G[i+1][j]=1;
G[i+1][j+1]=0;
G[i+1][j+2]=1;
G[i+1][j+3]=1;
G[i+2][j]=1;
G[i+2][j+1]=1;
G[i+2][j+2]=1;
G[i+2][j+3]=0;
G[i+3][j]=0;
G[i+3][j+1]=1;
G[i+3][j+2]=0;
G[i+3][j+3]=0;
}
int dx=0,dy=0;
if(n%4==1&&m%4==1)++dx,++dy;
int cnt=0;
for(int i=0;i<n;++i)
for(int j=0;j<m;++j)
cnt+=G[i+dx][j+dy];
cout<<cnt<<"\n";
for(int i=0;i<n;++i,cout<<"\n")
for(int j=0;j<m;++j)
cout<<G[i+dx][j+dy];
for(int i=0;i<n+5;++i)G[i].clear();
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(nullptr),cout.tie(nullptr);
int T;
cin>>T;
while(T--)
{
int n,m;
cin>>n>>m;
solve(n,m);
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 5ms
memory: 27052kb
input:
3 2 2 3 4 3 8
output:
4 11 11 9 1110 1011 1110 18 11101110 10111011 11101110
result:
ok ok (3 test cases)
Test #2:
score: -100
Wrong Answer
time: 4ms
memory: 27060kb
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:
wrong answer ans finds a larger answer (test case 41)