oj.uz

Submission #821245

# Submission time Handle Problem Language Result Execution time Memory
821245 2023-08-11T08:19:38 Z PVM_pvm Watermelon (INOI20_watermelon) C++17
0 / 100
 427 ms 732 KB 
#include<bits/stdc++.h>
using namespace std;
#define MAXN 12
int b[MAXN],n,k;
struct perm
{
    int ch[MAXN];
    perm(int a[])
    {
        for (int q=1;q<=n;q++) ch[q]=a[q];
    }
    void show()
    {
        //cout<<"P:";
        for (int q=1;q<=n;q++) cout<<ch[q]<<" ";
        cout<<"\n";
    }
};
vector<perm> ans;
int cur[MAXN],sb[MAXN];
bool dt[MAXN];
void check()
{
    for (int q=1;q<=n;q++) sb[q]=-1;
    for (int q=1;q<=n;q++) dt[q]=false;
    for (int tm=1;true;tm++)
    {
        bool smyrt=false;
        for (int q=1;q<=n;q++)
        {
            if (dt[q]) continue;
            int next=q+1;
            for (next=q+1;next<=n;next++)
            {
                if (!dt[next]) break;
            }
            if (next>n) break;
            if (cur[next]>cur[q])
            {
                dt[q]=true;
                smyrt=true;
                sb[q]=tm;
            }
        }
        if (!smyrt) break;
    }
    bool pr=true;
    for (int q=1;q<=n;q++)
    {
        if (sb[q]!=b[q]) pr=false;
    }
    if (pr)
    {
        perm spr(cur);
        ans.push_back(spr);
    }
}
int main()
{
    cin>>n>>k;
    for (int q=1;q<=n;q++) cin>>b[q];
    for (int q=1;q<=n;q++) cur[q]=q;
    check();
    while (next_permutation(cur+1,cur+n+1)) check();
    if (k<ans.size()) ans[k-1].show();
    else cout<<"-1\n";
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:65:10: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<perm>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 |     if (k<ans.size()) ans[k-1].show();
      |         ~^~~~~~~~~~~

Subtask #1
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 212 KB Output is correct
2 Correct 36 ms 320 KB Output is correct
3 Correct 427 ms 732 KB Output is correct
4 Correct 373 ms 280 KB Output is correct
5 Correct 377 ms 280 KB Output is correct
6 Correct 33 ms 276 KB Output is correct
7 Correct 396 ms 288 KB Output is correct
8 Correct 386 ms 276 KB Output is correct
9 Correct 36 ms 276 KB Output is correct
10 Correct 33 ms 212 KB Output is correct
11 Correct 4 ms 300 KB Output is correct
12 Correct 381 ms 452 KB Output is correct
13 Correct 387 ms 552 KB Output is correct
14 Correct 385 ms 368 KB Output is correct
15 Correct 388 ms 408 KB Output is correct
16 Incorrect 396 ms 468 KB Output isn't correct
17 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 212 KB Output is correct
2 Correct 36 ms 320 KB Output is correct
3 Correct 427 ms 732 KB Output is correct
4 Correct 373 ms 280 KB Output is correct
5 Correct 377 ms 280 KB Output is correct
6 Correct 33 ms 276 KB Output is correct
7 Correct 396 ms 288 KB Output is correct
8 Correct 386 ms 276 KB Output is correct
9 Correct 36 ms 276 KB Output is correct
10 Correct 33 ms 212 KB Output is correct
11 Correct 4 ms 300 KB Output is correct
12 Correct 381 ms 452 KB Output is correct
13 Correct 387 ms 552 KB Output is correct
14 Correct 385 ms 368 KB Output is correct
15 Correct 388 ms 408 KB Output is correct
16 Incorrect 396 ms 468 KB Output isn't correct
17 Halted 0 ms 0 KB -

Subtask #3
0 / 31.0

# 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 #4
0 / 18.0

# 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 #5
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 212 KB Output is correct
2 Correct 36 ms 320 KB Output is correct
3 Correct 427 ms 732 KB Output is correct
4 Correct 373 ms 280 KB Output is correct
5 Correct 377 ms 280 KB Output is correct
6 Correct 33 ms 276 KB Output is correct
7 Correct 396 ms 288 KB Output is correct
8 Correct 386 ms 276 KB Output is correct
9 Correct 36 ms 276 KB Output is correct
10 Correct 33 ms 212 KB Output is correct
11 Correct 4 ms 300 KB Output is correct
12 Correct 381 ms 452 KB Output is correct
13 Correct 387 ms 552 KB Output is correct
14 Correct 385 ms 368 KB Output is correct
15 Correct 388 ms 408 KB Output is correct
16 Incorrect 396 ms 468 KB Output isn't correct
17 Halted 0 ms 0 KB -