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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#797595#9802. Light Up the GridAiriS#TL 15ms3664kbC++141.5kb2024-12-03 14:37:242024-12-03 14:37:25

Judging History

你现在查看的是最新测评结果

  • [2024-12-03 14:37:25]
  • 评测
  • 测评结果:TL
  • 用时:15ms
  • 内存:3664kb
  • [2024-12-03 14:37:24]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const int mask[9]={8,4,2,1,12,3,10,5,15};
typedef long long ll;
template<typename T>void read(T &x){
    x=0;char c=getchar();bool f=false;
    while(c<'0'||c>'9'){if(c=='-')f=true;c=getchar();}
    while(c>='0'&&c<='9') x=(x<<3)+(x<<1)+(c^48),c=getchar();
    if(f) x=-x;
}
int a0,a1,a2,a3;
int calc(int x)
{
    assert(x>=0&&x<=8);
    if(x<4)return a0;
    if(x<6)return a1;
    if(x<8)return a2;
    return a3;
}
int m,tar,res;
vector<int>v;
void dfs(int k,int cost,int ok)
{
    if(ok==tar)res=min(res,cost);
    for(int i=0;i<9;i++)
    {
        if((k>>i)&1)continue;
        for(int j=0;j<m;j++)
        {
            v[j]^=mask[i];
            if(v[j]==15)ok^=(1<<j);
        }
        dfs(k|(1<<i),cost+calc(i),ok);
        for(int j=0;j<m;j++)
        {
            if(v[j]==15)ok^=(1<<j);
            v[j]^=mask[i];
        }
    }
}
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0),cout.tie(0);
    int T;
    cin>>T>>a0>>a1>>a2>>a3;
    while(T--)
    {
        cin>>m;
        v.clear();
        for(int i=0;i<m;i++)
        {
            int s1,s2;
            cin>>s1>>s2;
            v.push_back(s1/10*8+s1%10*4+s2/10*2+s2%10);
        }
        if(m==1&&v[0]==15)
        {
            res=min({a0,a1,a2,a3})*2;
            cout<<res<<endl;
            continue;
        }
        tar=(1<<m)-1,res=1e9;
        dfs(0,0,0);
        cout<<res<<endl;
    }
    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 15ms
memory: 3664kb

input:

2 1000 100 10 1
4
10
00

01
00

00
10

00
01
1
11
11

output:

1121
2

result:

ok 2 number(s): "1121 2"

Test #2:

score: 0
Accepted
time: 9ms
memory: 3616kb

input:

2 1 1 1 1
4
10
00

01
00

00
10

00
01
1
11
11

output:

5
2

result:

ok 2 number(s): "5 2"

Test #3:

score: 0
Accepted
time: 0ms
memory: 3652kb

input:

1 1000000 1000000 1000000 1000000
1
11
11

output:

2000000

result:

ok 1 number(s): "2000000"

Test #4:

score: -100
Time Limit Exceeded

input:

10000 8 2 7 8
8
00
01

00
11

00
10

11
11

10
10

01
10

01
00

10
11
8
11
01

11
00

01
10

11
11

00
01

01
01

01
00

11
10
9
00
00

01
01

10
11

00
01

11
10

11
00

11
11

00
11

01
10
9
11
11

10
00

11
00

11
01

00
10

01
11

00
01

01
01

10
01
11
00
01

01
01

10
10

00
11

11
11

11
10
...

output:

58
58
58
58
1000000000
1000000000
1000000000
1000000000
1000000000
1000000000
58
1000000000
1000000000
1000000000
1000000000
58
1000000000
58
1000000000
1000000000
1000000000
1000000000
1000000000
1000000000
50
58
58
1000000000
50
1000000000
50
1000000000
58
1000000000
1000000000
1000000000
10000000...

result: