Submission #67587

#TimeUsernameProblemLanguageResultExecution timeMemory
67587mirbek01Unscrambling a Messy Bug (IOI16_messy)C++17
100 / 100
3 ms640 KiB
#include <bits/stdc++.h> #include "messy.h" //#include "grader.cpp" using namespace std; int n; string s; vector <int> ans, vv; void fun(int l, int r){ if(l >= r) return ; s = ""; for(int i = 0; i < n; i ++){ if(l <= i && i <= r) s += '0'; else s += '1'; } int md = (l + r) >> 1; for(int i = l; i <= md; i ++){ s[i] = '1'; add_element(s); s[i] = '0'; } fun(l, md); fun(md + 1, r); } void rec(int l, int r){ if(l >= r){ return ; } s.resize(n); for(int i = 0; i < n; i ++){ if(l <= i && i <= r) s[ans[i]] = '0'; else s[ans[i]] = '1'; } vector < int > v1, v2; int md = (l + r) >> 1; for(int i = l; i <= r; i ++){ s[ans[i]] = '1'; if(check_element(s)) v1.push_back(ans[i]); else v2.push_back(ans[i]); s[ans[i]] = '0'; } int p1 = 0, p2 = 0; for(int i = l; i <= r; i ++){ if(i <= md){ ans[i] = v1[p1 ++]; } else { ans[i] = v2[p2 ++]; } } rec(l, md); rec(md + 1, r); } vector<int> restore_permutation(int NN, int w, int r) { n = NN; ans.resize(n); vv.resize(n); for(int i = 0; i < n; i ++) ans[i] = i; fun(0, n - 1); compile_set(); rec(0, n - 1); for(int i = 0; i < n; i ++){ vv[ans[i]] = i; } return vv; }
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...