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Submission #573470

# Submission time Handle Problem Language Result Execution time Memory
573470 2022-06-06T17:04:12 Z lam A Huge Tower (CEOI10_tower) C++17
20 / 100
 1000 ms 468 KB 
#include <bits/stdc++.h>
#define taskname "truth"
#define maxn 110
using namespace std;
int n,m;
int a[maxn];
bool adj[maxn][maxn];
bool dau[maxn];
int x[maxn];
int ans=0;
int mod=1e9+9;

void xuly(int i)
{
    for (int j=1; j<=n; j++)
        if (!dau[j]&&adj[x[i-1]][j])
    {
        if (i<n)
        {
            dau[j]=true;
            x[i]=j;
            xuly(i+1);
            dau[j]=false;
        }
        else
            {
                ans++;
            }
    }
}
signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr); cout.tie(nullptr);
//    freopen(taskname".in","r",stdin);
//    freopen(taskname".out","w",stdout);
    cin>>n>>m;
    for (int i=1; i<=n; i++) cin>>a[i];
    for (int i=1; i<=n; i++)
        for (int j=1; j<=n; j++)
            if (i!=j)
                adj[i][j]=((a[i]+m)>=a[j]);
    for (int i=1; i<=n; i++)
    {
        dau[i]=true;
        x[1]=i;
        xuly(2);
        dau[i]=false;
    }
    ans%=mod;
    cout<<ans;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 103 ms 212 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 312 KB Output is correct

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1086 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1065 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1085 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1087 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #9
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1083 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #10
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1083 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #11
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1087 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #12
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1083 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #13
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1088 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #14
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1079 ms 212 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #15
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #16
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 464 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #17
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #18
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #19
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 460 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #20
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -