QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#217749#1773. Breaking BarsPhantomThresholdAC ✓712ms156748kbC++201.7kb2023-10-17 11:51:102023-10-17 11:51:11

Judging History

你现在查看的是最新测评结果

  • [2023-10-17 11:51:11]
  • 评测
  • 测评结果:AC
  • 用时:712ms
  • 内存:156748kb
  • [2023-10-17 11:51:10]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
int main()
{
	ios_base::sync_with_stdio(false);
	vector<vector<int>> id(7,vector<int>(7));
	vector<int> x(33),y(33);
	int idx=0;
	for(int i=6;i>=1;i--)
		for(int j=i;j>=1;j--)
		{
			id[i][j]=id[j][i]=++idx;
			x[idx]=i;y[idx]=j;
		}
	int n,t;
	cin>>n>>t;
	vector<int> cnt(33);
	int tot=0;
	for(int i=1;i<=n;i++)
	{
		int xi,yi;
		char ch;
		cin>>xi>>ch>>yi;
		cnt[id[xi][yi]]++;
		tot+=xi*yi;
	}
	map<tuple<vector<int>,int,int,int,int>,int> mp;
	int ans=9;
	function<int(int,int,int,int)> dfs=[&](int pos,int sum,int cuts,int waste)
	{
		if(cuts>=ans)return 0x3f3f3f3f;
		if(tot-waste<t*2)return 0x3f3f3f3f;
//		cerr<<"dfs "<<pos<<' '<<sum<<' '<<cuts<<' '<<curcut<<' '<<tot-waste<<' '<<tot<<' '<<waste<<endl;
//		for(int i=1;i<=idx;i++)cerr<<cnt[i]<<' ';cerr<<endl;
		int tmp=sum;
		for(int i=pos;i<=idx;i++)
		{
			tmp+=(cnt[i]/2)*x[i]*y[i];
		}
		if(tmp>=t)
		{
			ans=min(ans,cuts);
			return cuts;
		}
		if(pos>idx)return 0x3f3f3f3f;
		if(mp.contains({cnt,pos,sum,cuts,waste}))return mp[{cnt,pos,sum,cuts,waste}];
		int ret=dfs(pos+1,sum+(cnt[pos]/2)*x[pos]*y[pos],cuts,waste+(cnt[pos]%2)*x[pos]*y[pos]);
		if(cnt[pos])
		{
			cnt[pos]--;
			for(int i=1;i<x[pos];i++)
			{
				cnt[id[i][y[pos]]]++;
				cnt[id[x[pos]-i][y[pos]]]++;
				ret=min(ret,dfs(pos,sum,cuts+1,waste)+1);
				cnt[id[i][y[pos]]]--;
				cnt[id[x[pos]-i][y[pos]]]--;
			}
			for(int i=1;i<y[pos];i++)
			{
				cnt[id[x[pos]][i]]++;
				cnt[id[x[pos]][y[pos]-i]]++;
				ret=min(ret,dfs(pos,sum,cuts+1,waste)+1);
				cnt[id[x[pos]][i]]--;
				cnt[id[x[pos]][y[pos]-i]]--;
			}
			cnt[pos]++;
		}
		return mp[{cnt,pos,sum,cuts,waste}]=ret;
	};
	dfs(1,0,0,0);
	cout<<ans<<endl;
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 2ms
memory: 4200kb

input:

16 118
5x6 3x5 4x5 6x3 6x1 1x1 4x5 4x5 2x3 1x2 5x3 5x3 6x2 3x6 5x6 4x2

output:

4

result:

ok single line: '4'

Test #2:

score: 0
Accepted
time: 1ms
memory: 3616kb

input:

6 30
2x3 3x3 1x5 2x5 3x5 3x5

output:

2

result:

ok single line: '2'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

3 2
1x1 1x1 1x2

output:

1

result:

ok single line: '1'

Test #4:

score: 0
Accepted
time: 1ms
memory: 3788kb

input:

4 25
2x3 3x3 2x5 5x5

output:

2

result:

ok single line: '2'

Test #5:

score: 0
Accepted
time: 0ms
memory: 3804kb

input:

5 10
1x1 1x1 1x1 1x1 4x4

output:

1

result:

ok single line: '1'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3468kb

input:

6 34
1x1 1x2 2x3 3x3 5x5 5x5

output:

2

result:

ok single line: '2'

Test #7:

score: 0
Accepted
time: 4ms
memory: 4492kb

input:

15 70
1x1 1x2 1x3 1x4 1x5 2x2 2x3 2x4 2x5 3x3 3x4 3x5 4x4 4x5 5x5

output:

7

result:

ok single line: '7'

Test #8:

score: 0
Accepted
time: 0ms
memory: 3592kb

input:

11 40
1x1 1x2 1x3 2x3 2x4 4x5 2x2 2x2 1x4 2x4 4x5

output:

3

result:

ok single line: '3'

Test #9:

score: 0
Accepted
time: 2ms
memory: 3996kb

input:

20 74
4x3 5x1 4x2 3x3 1x2 2x1 4x2 1x5 1x1 1x4 1x1 5x5 1x4 4x5 3x2 3x5 1x2 3x4 1x1 2x3

output:

6

result:

ok single line: '6'

Test #10:

score: 0
Accepted
time: 0ms
memory: 4364kb

input:

20 104
4x2 2x3 4x5 5x1 1x3 4x3 1x2 1x1 5x2 5x4 5x5 4x1 5x5 3x5 4x2 3x1 3x1 5x4 2x1 4x4

output:

6

result:

ok single line: '6'

Test #11:

score: 0
Accepted
time: 0ms
memory: 3740kb

input:

13 44
5x4 3x2 3x2 4x1 4x4 1x2 1x5 1x2 1x1 3x5 1x2 1x3 3x2

output:

5

result:

ok single line: '5'

Test #12:

score: 0
Accepted
time: 0ms
memory: 3816kb

input:

5 21
1x3 1x2 5x4 4x4 1x1

output:

3

result:

ok single line: '3'

Test #13:

score: 0
Accepted
time: 2ms
memory: 4040kb

input:

18 77
5x4 4x2 5x5 1x4 3x1 4x3 2x3 1x1 3x4 5x2 5x3 2x2 2x1 2x1 1x2 5x3 3x3 1x4

output:

6

result:

ok single line: '6'

Test #14:

score: 0
Accepted
time: 1ms
memory: 3912kb

input:

9 30
5x2 5x3 1x4 1x4 2x3 1x2 3x3 2x3 4x1

output:

5

result:

ok single line: '5'

Test #15:

score: 0
Accepted
time: 0ms
memory: 3640kb

input:

8 37
2x4 1x3 5x4 5x5 2x4 1x4 1x2 1x4

output:

2

result:

ok single line: '2'

Test #16:

score: 0
Accepted
time: 5ms
memory: 5096kb

input:

19 103
1x5 5x2 2x2 5x4 1x5 1x1 5x5 2x2 2x5 5x4 3x4 3x2 4x4 5x4 5x3 2x2 2x4 4x3 3x3

output:

7

result:

ok single line: '7'

Test #17:

score: 0
Accepted
time: 3ms
memory: 4400kb

input:

19 75
2x1 1x1 5x5 2x4 1x3 2x3 2x2 2x3 4x5 4x3 3x1 4x1 4x2 4x4 5x1 1x4 1x5 5x3 3x1

output:

7

result:

ok single line: '7'

Test #18:

score: 0
Accepted
time: 0ms
memory: 3684kb

input:

20 81
2x3 2x5 5x3 2x1 3x1 5x2 4x5 2x1 1x5 5x2 2x5 1x5 3x2 1x5 1x2 4x2 4x2 5x4 3x2 3x3

output:

2

result:

ok single line: '2'

Test #19:

score: 0
Accepted
time: 712ms
memory: 156748kb

input:

47 297
3x5 3x2 1x5 5x6 5x5 5x5 4x2 5x4 4x1 6x2 6x6 5x3 1x2 2x6 6x2 3x3 2x2 2x2 1x4 2x5 5x3 4x4 6x3 3x6 5x4 3x6 3x1 6x1 3x1 1x2 3x4 1x6 6x6 5x3 1x1 5x5 2x1 1x4 5x1 5x6 2x1 4x6 2x2 6x6 2x3 6x1 3x1

output:

9

result:

ok single line: '9'

Test #20:

score: 0
Accepted
time: 515ms
memory: 119220kb

input:

33 197
1x5 2x1 3x6 2x1 5x5 1x4 2x2 2x6 2x4 6x3 2x1 1x3 6x5 6x1 3x2 3x3 4x3 4x6 6x6 6x1 5x2 5x2 1x6 4x4 6x2 2x1 6x5 1x5 2x1 5x6 2x3 3x6 3x5

output:

9

result:

ok single line: '9'

Test #21:

score: 0
Accepted
time: 1ms
memory: 3780kb

input:

29 458
5x6 6x6 6x6 5x6 6x6 5x6 6x6 6x5 6x5 6x6 6x5 6x6 6x5 6x6 6x6 6x6 6x5 5x6 5x5 6x6 6x5 5x5 5x5 6x5 5x6 6x6 6x5 5x5 6x5

output:

1

result:

ok single line: '1'

Test #22:

score: 0
Accepted
time: 5ms
memory: 6148kb

input:

29 142
1x1 5x1 3x5 1x3 5x2 2x4 1x4 1x4 5x5 4x2 1x2 5x1 5x2 2x1 5x3 2x5 4x3 3x2 4x4 2x1 1x4 6x6 1x5 5x4 2x4 3x4 4x4 5x3 1x5

output:

5

result:

ok single line: '5'

Test #23:

score: 0
Accepted
time: 61ms
memory: 19324kb

input:

29 187
6x1 5x4 4x3 6x3 2x3 2x3 1x3 6x2 4x4 5x6 6x4 3x5 5x1 6x5 5x2 5x3 5x6 5x6 1x3 2x5 3x5 2x1 2x5 1x5 1x4 3x1 4x2 2x3 4x5

output:

7

result:

ok single line: '7'

Test #24:

score: 0
Accepted
time: 126ms
memory: 36116kb

input:

30 180
3x6 1x2 2x5 1x1 1x1 6x3 3x3 4x1 2x3 2x6 3x5 3x6 4x1 3x3 6x5 4x2 6x4 5x4 6x6 3x2 4x4 1x5 4x3 4x4 2x4 3x4 2x5 1x6 3x3 5x3

output:

8

result:

ok single line: '8'

Test #25:

score: 0
Accepted
time: 6ms
memory: 5804kb

input:

23 151
3x6 5x3 1x1 2x5 1x5 6x5 4x4 3x4 2x3 3x1 1x1 6x6 2x3 6x6 2x6 2x2 3x3 3x2 6x4 3x4 2x1 4x5 6x3

output:

5

result:

ok single line: '5'

Test #26:

score: 0
Accepted
time: 315ms
memory: 81348kb

input:

21 149
1x4 4x6 5x5 4x6 4x1 5x3 6x2 4x4 3x5 6x3 2x4 3x3 6x6 3x2 1x2 5x3 6x5 6x4 1x1 2x2 6x1

output:

9

result:

ok single line: '9'

Test #27:

score: 0
Accepted
time: 250ms
memory: 65300kb

input:

50 330
4x2 5x4 6x2 4x4 2x3 6x6 5x3 5x6 3x3 5x1 5x2 4x3 1x3 5x4 2x6 1x6 3x6 6x4 6x6 1x6 4x6 1x3 4x5 6x6 1x1 1x1 3x4 3x5 1x1 2x4 1x3 2x1 3x5 1x5 2x4 1x5 6x4 3x6 2x6 1x5 1x6 6x6 1x3 6x1 5x6 6x6 3x2 1x5 6x1 2x2

output:

8

result:

ok single line: '8'

Test #28:

score: 0
Accepted
time: 117ms
memory: 35392kb

input:

39 250
5x6 6x4 1x1 3x1 6x1 5x3 2x6 4x4 6x1 1x4 6x6 4x5 3x6 4x2 5x6 4x3 2x4 5x1 6x3 5x6 3x5 4x5 6x5 2x2 5x1 6x6 3x3 5x3 4x1 6x4 2x2 1x5 2x2 2x1 2x1 1x2 1x3 2x5 4x1

output:

7

result:

ok single line: '7'

Test #29:

score: 0
Accepted
time: 0ms
memory: 3608kb

input:

50 889
5x5 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 5x5 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6

output:

0

result:

ok single line: '0'

Test #30:

score: 0
Accepted
time: 3ms
memory: 4288kb

input:

4 31
2x2 2x5 4x3 6x6

output:

4

result:

ok single line: '4'

Test #31:

score: 0
Accepted
time: 3ms
memory: 4252kb

input:

14 85
1x1 6x5 1x6 4x6 5x6 1x5 5x5 4x3 4x3 1x3 3x3 1x4 2x4 1x1

output:

4

result:

ok single line: '4'

Test #32:

score: 0
Accepted
time: 34ms
memory: 12368kb

input:

27 174
6x2 6x1 3x5 3x3 1x4 5x6 5x4 3x2 3x1 1x6 4x4 6x5 4x1 4x4 3x6 2x4 4x6 6x6 6x6 5x2 4x2 1x6 1x2 1x3 1x2 3x4 1x6

output:

5

result:

ok single line: '5'

Test #33:

score: 0
Accepted
time: 3ms
memory: 4412kb

input:

25 138
4x6 3x4 1x3 4x4 3x1 3x4 5x2 1x1 5x3 1x6 6x4 6x3 2x1 5x2 1x6 1x6 4x2 4x6 6x2 4x6 3x1 5x1 6x2 1x5 3x5

output:

3

result:

ok single line: '3'

Test #34:

score: 0
Accepted
time: 2ms
memory: 4192kb

input:

50 269
2x6 4x3 2x4 2x4 3x1 2x1 5x6 2x6 3x6 6x1 3x3 4x6 1x6 2x5 6x6 1x2 2x3 1x5 5x3 5x6 3x1 2x3 3x4 6x3 4x2 3x2 4x3 3x6 1x2 2x2 2x3 3x4 2x6 1x5 2x4 5x3 6x3 6x4 1x2 1x6 1x5 1x5 1x4 6x5 4x3 3x4 2x5 1x3 3x1 1x3

output:

4

result:

ok single line: '4'

Test #35:

score: 0
Accepted
time: 11ms
memory: 6488kb

input:

46 260
6x5 1x6 2x4 5x1 5x6 4x4 1x4 5x3 2x6 3x2 1x5 1x2 3x2 4x3 5x1 5x1 6x2 1x6 6x2 5x6 2x2 3x1 4x2 4x1 5x6 1x6 6x1 6x4 4x4 6x1 3x4 2x2 3x1 2x6 2x3 2x3 3x1 2x1 5x4 6x5 3x6 6x5 3x4 6x2 2x5 6x1

output:

4

result:

ok single line: '4'

Test #36:

score: 0
Accepted
time: 22ms
memory: 11000kb

input:

41 194
2x1 1x5 3x1 2x1 6x5 1x5 5x3 6x1 5x2 1x5 1x5 6x3 2x1 1x2 3x2 3x6 6x5 5x2 4x5 2x4 6x1 5x1 3x1 2x3 5x3 5x5 1x2 4x2 4x2 2x2 5x3 1x3 5x3 4x6 3x2 4x1 6x3 3x3 4x1 4x1 1x2

output:

5

result:

ok single line: '5'

Test #37:

score: 0
Accepted
time: 42ms
memory: 14256kb

input:

43 242
6x3 3x5 1x2 5x4 2x6 1x6 2x4 1x6 3x2 2x5 2x1 3x1 4x1 3x5 6x3 3x6 6x4 1x2 2x1 2x3 6x3 4x6 5x4 5x3 3x5 1x5 1x3 1x1 4x4 2x2 4x6 1x2 2x2 2x5 3x2 5x6 2x3 6x3 5x5 1x4 6x5 2x2 1x3

output:

5

result:

ok single line: '5'

Test #38:

score: 0
Accepted
time: 1ms
memory: 3688kb

input:

5 29
1x5 2x5 3x3 2x3 6x5

output:

3

result:

ok single line: '3'

Test #39:

score: 0
Accepted
time: 0ms
memory: 3604kb

input:

49 230
3x3 4x3 4x6 3x6 4x6 2x3 5x6 1x3 6x6 5x1 1x2 6x6 1x1 1x4 6x6 3x3 2x3 1x2 4x4 5x2 6x3 5x5 1x4 1x4 1x1 6x3 4x6 5x1 6x5 5x6 1x6 1x6 1x3 3x3 2x1 6x1 4x5 4x2 6x6 3x1 4x5 2x2 3x4 4x5 3x2 6x1 2x3 6x6 3x6

output:

0

result:

ok single line: '0'

Test #40:

score: 0
Accepted
time: 5ms
memory: 5064kb

input:

45 304
2x4 2x5 6x6 1x5 3x3 2x5 1x6 4x1 5x5 2x2 5x3 5x1 6x6 5x4 6x5 6x5 1x5 2x3 6x4 4x3 1x2 6x1 1x5 6x2 1x5 5x2 4x3 6x1 4x5 2x5 6x4 2x6 5x5 6x5 3x1 5x6 3x3 3x2 4x4 6x3 6x4 1x6 3x3 4x6 1x6

output:

4

result:

ok single line: '4'

Test #41:

score: 0
Accepted
time: 9ms
memory: 6216kb

input:

44 278
2x3 6x2 6x6 6x1 3x3 3x5 1x6 3x3 1x4 5x2 3x3 3x4 2x5 6x3 2x5 2x6 5x1 6x2 5x6 5x6 4x2 6x1 1x6 1x2 1x1 1x1 4x6 4x3 4x3 6x3 2x1 1x6 5x3 4x3 6x4 5x6 4x1 5x6 4x4 3x4 6x6 4x1 5x2 5x6

output:

4

result:

ok single line: '4'

Test #42:

score: 0
Accepted
time: 0ms
memory: 3808kb

input:

48 261
4x4 1x2 2x4 6x3 3x3 6x5 5x1 5x3 1x3 5x6 1x5 4x6 6x4 3x5 6x5 5x3 2x5 4x5 3x6 2x5 2x2 2x6 4x2 2x6 2x6 6x5 6x4 5x1 3x3 4x2 2x6 6x2 4x4 4x4 3x3 4x1 1x5 1x5 4x1 1x4 4x2 2x2 1x3 5x3 3x4 2x4 5x4 3x5

output:

1

result:

ok single line: '1'

Test #43:

score: 0
Accepted
time: 1ms
memory: 3612kb

input:

40 260
3x5 5x6 1x5 6x4 2x2 1x2 5x1 3x5 2x4 1x6 3x6 6x5 4x2 6x5 4x5 1x5 5x3 6x4 4x5 2x2 4x1 2x4 2x4 6x1 5x6 6x6 6x3 6x6 6x1 4x2 5x5 3x2 3x3 4x6 2x2 4x2 6x4 4x3 4x2 3x1

output:

2

result:

ok single line: '2'

Test #44:

score: 0
Accepted
time: 0ms
memory: 3672kb

input:

1 1
1x3

output:

2

result:

ok single line: '2'

Test #45:

score: 0
Accepted
time: 247ms
memory: 59996kb

input:

49 324
4x3 1x6 1x5 1x5 5x4 4x5 6x5 1x2 5x6 4x1 2x2 4x6 6x5 5x5 4x2 5x2 4x6 1x5 5x3 1x6 5x1 3x5 5x1 6x4 6x3 2x3 1x2 4x6 5x5 1x5 1x6 2x4 6x1 3x3 4x4 3x4 5x4 6x1 5x6 4x6 6x1 4x2 1x6 3x5 5x1 1x2 2x4 6x6 3x4

output:

8

result:

ok single line: '8'

Test #46:

score: 0
Accepted
time: 13ms
memory: 7416kb

input:

40 222
1x3 4x1 3x3 1x3 4x5 3x2 1x3 2x2 3x6 5x2 2x3 1x3 2x1 6x3 1x4 5x4 2x5 4x2 1x4 1x2 5x4 1x4 6x4 5x2 6x6 4x4 1x1 6x1 5x3 4x2 6x5 6x3 3x5 4x5 1x5 3x4 6x2 5x4 3x5 4x3

output:

6

result:

ok single line: '6'

Test #47:

score: 0
Accepted
time: 6ms
memory: 5280kb

input:

43 229
2x4 5x1 5x2 1x4 4x4 6x3 3x1 6x4 3x1 5x1 4x4 3x1 2x5 5x3 2x3 4x4 6x4 3x1 4x6 3x4 1x2 4x5 2x3 3x5 4x1 2x3 3x3 1x3 1x6 2x6 1x6 2x3 5x5 5x2 6x6 5x1 4x3 2x5 4x1 1x5 5x6 6x1 5x3

output:

5

result:

ok single line: '5'

Test #48:

score: 0
Accepted
time: 3ms
memory: 7468kb

input:

46 295
6x1 2x6 4x3 3x5 4x2 4x4 1x5 6x1 5x6 3x5 5x6 5x5 4x5 4x2 5x2 3x2 5x1 1x1 5x1 5x4 5x1 6x5 4x1 6x6 5x5 1x6 3x3 3x5 1x3 2x2 5x6 3x2 5x1 4x1 3x3 6x6 3x5 6x4 2x1 3x1 5x1 2x2 3x1 2x6 5x5 3x5

output:

6

result:

ok single line: '6'

Test #49:

score: 0
Accepted
time: 105ms
memory: 34924kb

input:

50 318
3x2 6x5 6x2 4x5 3x3 1x2 6x4 4x4 2x1 1x5 1x6 5x4 4x3 3x6 2x4 5x5 4x4 6x6 2x1 3x4 1x5 3x6 6x1 4x1 1x1 6x2 4x6 5x5 2x3 2x1 4x6 2x1 4x2 3x3 4x4 6x6 1x2 2x4 4x3 4x1 3x5 6x2 4x2 5x6 2x4 3x3 2x1 1x2 3x5 5x6

output:

6

result:

ok single line: '6'

Test #50:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

30 294
5x5 5x5 2x6 4x4 2x6 2x5 6x5 6x5 6x5 6x3 5x4 6x5 4x4 6x2 4x6 6x5 5x6 6x4 2x6 4x4 5x6 5x6 4x6 6x6 6x6 1x5 4x6 3x5 6x6 4x4

output:

1

result:

ok single line: '1'

Test #51:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

37 305
3x3 4x2 3x6 3x6 4x4 4x5 5x3 3x6 6x5 3x6 4x5 6x1 3x5 4x6 4x4 4x2 4x6 3x5 6x4 4x4 6x6 6x6 6x4 4x4 2x6 5x5 5x4 6x5 4x5 3x5 6x2 5x5 6x4 5x4 6x1 3x6 3x6

output:

0

result:

ok single line: '0'

Test #52:

score: 0
Accepted
time: 64ms
memory: 21860kb

input:

50 459
4x6 1x6 2x6 3x4 4x1 4x5 6x4 4x6 4x6 2x6 4x5 3x4 2x4 6x6 5x5 5x6 6x3 2x6 5x4 2x6 5x3 4x6 6x5 4x6 5x3 2x5 6x4 6x2 5x2 6x6 6x2 6x6 5x5 1x6 5x1 5x4 5x6 3x6 2x3 5x6 6x1 3x5 5x2 6x5 3x6 5x6 3x3 4x1 6x5 4x6

output:

7

result:

ok single line: '7'

Test #53:

score: 0
Accepted
time: 0ms
memory: 3792kb

input:

50 453
4x6 6x3 6x5 4x3 5x5 6x6 6x5 2x6 3x5 5x5 6x3 4x5 5x5 3x4 4x2 4x5 5x6 4x5 6x5 5x6 5x2 6x6 6x6 6x1 3x4 5x2 5x3 5x6 4x5 6x6 3x6 3x1 6x6 6x5 3x4 5x2 2x6 6x2 6x6 6x4 5x4 6x5 5x4 4x5 5x3 1x6 5x5 6x5 6x5 5x3

output:

0

result:

ok single line: '0'

Test #54:

score: 0
Accepted
time: 0ms
memory: 3568kb

input:

50 452
5x6 6x6 2x5 4x5 5x4 2x5 5x6 5x4 3x5 6x5 2x5 5x6 5x6 6x6 5x3 3x3 5x5 5x6 5x5 3x6 4x6 6x3 5x4 6x6 6x2 1x6 6x3 5x6 4x4 5x2 6x6 5x6 3x5 3x5 2x5 5x5 6x6 3x5 5x5 5x4 6x6 2x1 4x5 6x3 5x6 5x3 5x6 2x4 6x3 5x6

output:

0

result:

ok single line: '0'

Test #55:

score: 0
Accepted
time: 0ms
memory: 3524kb

input:

50 900
6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6

output:

0

result:

ok single line: '0'

Test #56:

score: 0
Accepted
time: 0ms
memory: 3648kb

input:

50 894
6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 6x6 5x5

output:

3

result:

ok single line: '3'

Test #57:

score: 0
Accepted
time: 0ms
memory: 3612kb

input:

47 399
4x5 6x6 6x1 6x6 6x2 3x4 4x3 6x6 6x4 5x5 6x3 2x4 4x1 5x6 3x5 6x6 6x3 5x4 5x6 2x4 6x4 2x1 3x4 5x5 5x3 3x4 5x5 5x5 6x3 4x6 3x3 6x6 6x6 2x4 5x4 2x6 5x6 2x6 2x1 4x6 1x6 5x6 1x4 6x4 6x4 3x5 6x6

output:

0

result:

ok single line: '0'