Submission #905233

#TimeUsernameProblemLanguageResultExecution timeMemory
905233Ahmed57The Collection Game (BOI21_swaps)C++17
0 / 100
355 ms524288 KiB
#include <bits/stdc++.h> using namespace std; #include "swaps.h" int a[2001] = {0}; int n; vector<int> nah; /*void schedule(int a,int b){ if(rea[a]>rea[b]){ nah.push_back(1); }else nah.push_back(0); }*/ int comp(int a,int b){ if(b<=n&&a<=n){ schedule(a,b); } }/* vector<int> visit(){ vector<int> xdd = nah; nah.clear(); return xdd; }*/ void bitonic(int l, int r, bool inc){ if(l==r)return ; int md=(l+r)/2; bitonic(l,md,inc); bitonic(md+1,r,!inc); vector<int> vi; for(int i = l;i<=md;i++){ comp(a[i],a[i+md+1-l]); } vi = visit(); int ind = 0; for(int i = l;i<=md;i++){ if(a[i+md+1-l]>n){ if(inc){ swap(a[i],a[i+(md+1-l)]); } }else if(a[i]>n){ if(!inc){ swap(a[i],a[i+(md+1-l)]); } }else{ if((!inc)^(!vi[ind])){ swap(a[i],a[i+(md+1-l)]); } ind++; } } bitonic(l,md,inc); bitonic(md+1,r,inc); } void solve(int N,int V){ n = N; int xd = 1; while(xd<N)xd*=2; for(int i = 1;i<=xd;i++){ a[i] = i; } bitonic(1,xd,1); vector<int> ans; for(int i = xd-N+1;i<=xd;i++){ ans.push_back(a[i]); } answer(ans); }/* int main(){ freopen("input.txt","r",stdin); freopen("outout.txt","w",stdout); /*rea[1] = 4, rea[2] = 1, rea[3] = 2 , rea[4] = 3 , rea[5] = 10; a[1] =1 , a[2] = 2 , a[3] = 3 , a[4] = 4 , a[5] = 5 , a[6] = 6, a[7] = 7 , a[8] = 8; n = 5; bitonic(1,8,1); for(int i = 1;i<=8;i++){ cout<<a[i]<<" "; } }*/

Compilation message (stderr)

swaps.cpp:70:5: warning: "/*" within comment [-Wcomment]
   70 |     /*rea[1] = 4, rea[2] = 1, rea[3] = 2 , rea[4] = 3 , rea[5] = 10;
      |      
swaps.cpp: In function 'int comp(int, int)':
swaps.cpp:17:1: warning: no return statement in function returning non-void [-Wreturn-type]
   17 | }/*
      | ^
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