# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
845371 | 2023-09-06T13:22:25 Z | Piokemon | Cheerleaders (info1cup20_cheerleaders) | C++17 | 2000 ms | 1048576 KB |
#include <bits/stdc++.h> using namespace std; typedef long long int ll; map<vector<int>,int> numer; int ter=1; pair<int,int> skad[(int)1e6+9]; vector<int> stare[(int)1e6+9]; void dfs(int nr){ vector<int> a; a = stare[nr]; //cout << nr << ' '; //for (int x:a) cout << x << ' '; //cout << '\n'; for (int x=0;x<a.size()/2;x++) swap(a[x],a[x+a.size()/2]); if (numer[a] == 0){ numer[a] = ter++; stare[ter-1] = a; skad[ter-1] = {nr,1}; dfs(ter-1); } a.clear(); for (int x=0;x<stare[nr].size();x+=2) a.push_back(stare[nr][x]); for (int x=1;x<stare[nr].size();x+=2) a.push_back(stare[nr][x]); if (numer[a] == 0){ numer[a] = ter++; stare[ter-1] = a; skad[ter-1] = {nr,2}; dfs(ter-1); } } int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n,a; cin >> n; n = (1<<n); vector<int> pocz; for (int x=0;x<n;x++){ cin >> a; pocz.push_back(a); } if (n==0){ cout << "0\n"; return 0; } numer[pocz] = ter++; stare[1] = pocz; dfs(numer[pocz]); int inw=1e9,best=0; for (int x=1;x<ter;x++){ pocz = stare[x]; int temp=0; for (int i=0;i<n;i++){ for (int j=i+1;j<n;j++){ if (pocz[i]>pocz[j])temp++; } } if (temp<inw){ inw = temp; best= x; } } cout << inw << '\n'; vector<char> odp; while(best!=1){ //cout << best << '\n'; odp.push_back('0'+skad[best].second); best = skad[best].first; } for (int x=odp.size()-1;x>=0;x--) cout << odp[x]; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 5 ms | 25180 KB | Correct! |
2 | Correct | 6 ms | 25264 KB | Correct! |
3 | Correct | 5 ms | 25176 KB | Correct! |
4 | Correct | 7 ms | 25180 KB | Correct! |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 7 ms | 25432 KB | Correct! |
2 | Correct | 17 ms | 26672 KB | Correct! |
3 | Correct | 27 ms | 26536 KB | Correct! |
4 | Correct | 28 ms | 26460 KB | Correct! |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Execution timed out | 2075 ms | 548324 KB | Time limit exceeded |
2 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Runtime error | 638 ms | 1048576 KB | Execution killed with signal 9 |
2 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Runtime error | 624 ms | 1048576 KB | Execution killed with signal 9 |
2 | Halted | 0 ms | 0 KB | - |