QOJ.ac

QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#177062#6743. water235ucup-team870#AC ✓71ms42364kbC++17559b2023-09-12 15:15:012023-09-12 15:15:01

Judging History

你现在查看的是最新测评结果

  • [2023-09-12 15:15:01]
  • 评测
  • 测评结果:AC
  • 用时:71ms
  • 内存:42364kb
  • [2023-09-12 15:15:01]
  • 提交

answer

#include <bits/stdc++.h>
#define rep(i,l,r) for(int i=l; i<=r; i++)
#define IOS {cin.tie(0);cout.tie(0);ios::sync_with_stdio(0);}
using namespace std;

typedef long long ll;
typedef pair<int,int> P;
const int N=1e6+6;
vector<int>a[N];
int main() {
    int n,m;cin>>n>>m;
    rep(i,1,n)a[i].resize(m+1);
    for(int i=1;i<=m;i+=2)a[1][i]=1;
    for(int i=n;i>=1;i-=2)a[i][m]=1;
    int ans=0;
    rep(i,1,n)rep(j,1,m)ans+=a[i][j];
    cout<<ans<<'\n';
    rep(i,1,n){
        rep(j,1,m)cout<<a[i][j]<<' '; cout<<'\n';
    }
    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 27152kb

input:

2 1

output:

2
1 
1 

result:

ok The answer is correct.

Test #2:

score: 0
Accepted
time: 0ms
memory: 27024kb

input:

3 3

output:

3
1 0 1 
0 0 0 
0 0 1 

result:

ok The answer is correct.

Test #3:

score: 0
Accepted
time: 0ms
memory: 27144kb

input:

1 4

output:

3
1 0 1 1 

result:

ok The answer is correct.

Test #4:

score: 0
Accepted
time: 7ms
memory: 27152kb

input:

2 2

output:

2
1 0 
0 1 

result:

ok The answer is correct.

Test #5:

score: 0
Accepted
time: 0ms
memory: 27172kb

input:

2 4

output:

3
1 0 1 0 
0 0 0 1 

result:

ok The answer is correct.

Test #6:

score: 0
Accepted
time: 3ms
memory: 27152kb

input:

4 3

output:

4
1 0 1 
0 0 1 
0 0 0 
0 0 1 

result:

ok The answer is correct.

Test #7:

score: 0
Accepted
time: 0ms
memory: 27088kb

input:

4 4

output:

4
1 0 1 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 

result:

ok The answer is correct.

Test #8:

score: 0
Accepted
time: 3ms
memory: 27036kb

input:

1 789

output:

395
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 ...

result:

ok The answer is correct.

Test #9:

score: 0
Accepted
time: 0ms
memory: 27108kb

input:

2 444

output:

223
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 ...

result:

ok The answer is correct.

Test #10:

score: 0
Accepted
time: 3ms
memory: 27144kb

input:

2 445

output:

224
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 ...

result:

ok The answer is correct.

Test #11:

score: 0
Accepted
time: 0ms
memory: 27088kb

input:

3 333

output:

168
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 ...

result:

ok The answer is correct.

Test #12:

score: 0
Accepted
time: 0ms
memory: 27088kb

input:

3 332

output:

168
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 ...

result:

ok The answer is correct.

Test #13:

score: 0
Accepted
time: 0ms
memory: 27024kb

input:

224 4

output:

114
1 0 1 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 
0 0 0 1 
0 0 0 0 ...

result:

ok The answer is correct.

Test #14:

score: 0
Accepted
time: 7ms
memory: 27152kb

input:

31 31

output:

31
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...

result:

ok The answer is correct.

Test #15:

score: 0
Accepted
time: 0ms
memory: 27096kb

input:

31 30

output:

31
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...

result:

ok The answer is correct.

Test #16:

score: 0
Accepted
time: 3ms
memory: 27156kb

input:

128 128

output:

128
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...

result:

ok The answer is correct.

Test #17:

score: 0
Accepted
time: 47ms
memory: 30960kb

input:

1000 1000

output:

1000
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0...

result:

ok The answer is correct.

Test #18:

score: 0
Accepted
time: 3ms
memory: 27088kb

input:

1 1

output:

1
1 

result:

ok The answer is correct.

Test #19:

score: 0
Accepted
time: 44ms
memory: 31072kb

input:

999 999

output:

999
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 ...

result:

ok The answer is correct.

Test #20:

score: 0
Accepted
time: 48ms
memory: 30504kb

input:

2 499999

output:

250001
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1...

result:

ok The answer is correct.

Test #21:

score: 0
Accepted
time: 50ms
memory: 30544kb

input:

1 999999

output:

500000
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1...

result:

ok The answer is correct.

Test #22:

score: 0
Accepted
time: 48ms
memory: 30452kb

input:

10 99998

output:

50004
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 ...

result:

ok The answer is correct.

Test #23:

score: 0
Accepted
time: 48ms
memory: 31000kb

input:

100 10000

output:

5050
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0...

result:

ok The answer is correct.

Test #24:

score: 0
Accepted
time: 42ms
memory: 31024kb

input:

99 9999

output:

5049
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0...

result:

ok The answer is correct.

Test #25:

score: 0
Accepted
time: 50ms
memory: 31152kb

input:

9998 99

output:

5049
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...

result:

ok The answer is correct.

Test #26:

score: 0
Accepted
time: 47ms
memory: 31016kb

input:

1000 999

output:

1000
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0...

result:

ok The answer is correct.

Test #27:

score: 0
Accepted
time: 71ms
memory: 42364kb

input:

488889 2

output:

244446
1 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1 
0 0 
0 1...

result:

ok The answer is correct.

Test #28:

score: 0
Accepted
time: 40ms
memory: 31464kb

input:

31112 31

output:

15572
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...

result:

ok The answer is correct.

Test #29:

score: 0
Accepted
time: 46ms
memory: 30944kb

input:

3111 310

output:

1711
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0...

result:

ok The answer is correct.