Submission #617452

#TimeUsernameProblemLanguageResultExecution timeMemory
617452A_DUnscrambling a Messy Bug (IOI16_messy)C++14
38 / 100
1 ms340 KiB
#include <bits/stdc++.h> #include "messy.h" using namespace std; vector<int> restore_permutation(int n, int w, int r){ srand(3121657); string s(n,'0'); for(int i=0;i<n-1;i++){ s[i]='1'; add_element(s); // cout<<s<<"\n"; } vector<int> vec(n); compile_set(); string ans(n,'0'); // cout<<"\n"; set<int> st; for(int i=0;i<n;i++){ st.insert(i); } for(int i=0;i<n-1;i++){ vector<int> idx(n); for(int j=0;j<n;j++)idx[j]=j; random_shuffle(idx.begin(),idx.end()); for(int j=0;j<n;j++){ if(ans[idx[j]]=='1')continue; ans[idx[j]]='1'; if(check_element(ans)==1){ // cout<<ans<<"\n"; vec[idx[j]]=i; st.erase(idx[j]); break; } ans[idx[j]]='0'; } } vec[*st.begin()]=n-1; return vec; }
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