Submission #1290936
Source Code Expand
#include <bits/stdc++.h> #define rep(i,n) for(int i=0;i<(int)(n);i++) #define rep1(i,n) for(int i=1;i<=(int)(n);i++) #define all(c) c.begin(),c.end() #define pb push_back #define fs first #define sc second #define show(x) cout << #x << " = " << x << endl #define chmin(x,y) x=min(x,y) #define chmax(x,y) x=max(x,y) using namespace std; template<class S,class T> ostream& operator<<(ostream& o,const pair<S,T> &p){return o<<"("<<p.fs<<","<<p.sc<<")";} template<class T> ostream& operator<<(ostream& o,const vector<T> &vc){o<<"sz = "<<vc.size()<<endl<<"[";for(const T& v:vc) o<<v<<",";o<<"]";return o;} typedef pair<int,int> P; vector<P> construct(vector<int> as){ int N = as.size(); if(N==4){ vector<P> res; res.pb(P(1,0)); res.pb(P(1,1)); res.pb(P(0,1)); res.pb(P(0,0)); return res; } int s = -1; rep(i,N){ if(as[i]==90 && as[(i+1)%N]==270) s=i; } vector<int> nas; for(int i=s-1;i<s-1+N;i++) if(i!=s&&i!=s+1) nas.pb(as[(i+N)%N]); vector<P> base = construct(nas); vector<P> res(N); rep(i,N-2){ P p = base[i]; if(i==0 || base[0].fs<p.fs) p.fs++; if(base[0].sc<p.sc) p.sc++; int id = (i==0?0:i+2); res[id] = p; } res[1] = P(res[0].fs,res[0].sc+1); res[2] = P(res[1].fs-1,res[1].sc); assert(res[2].fs==res[3].fs); // puts("--------"); // show(res); // puts("--------"); rotate(res.begin(),res.begin()+(N-s+1)%N,res.end()); if(res[0].fs!=res[1].fs){ rep(i,N) swap(res[i].fs,res[i].sc),res[i].fs*=-1; } assert(res[0].fs==res[1].fs); if(res[0].sc>res[1].sc){ rep(i,N) res[i].fs*=-1, res[i].sc*=-1; } // show(as); // printf("erase %d,%d\n",s,(s+1)%N); // show(res); return res; } int main(){ int N; vector<int> xs; cin>>N; int sum = 0; rep(i,N){ int x; cin>>x; xs.pb(x); if(x==90) sum++; else sum--; } if(sum!=4){ puts("-1"); return 0; } vector<P> ans = construct(xs); rep(i,N) ans[i].fs += 5e8, ans[i].sc += 5e8; rep(i,N){ cout<<ans[i].fs<<" "<<ans[i].sc<<endl; } }
Submission Info
Submission Time | |
---|---|
Task | I - 90 and 270 |
User | sigma425 |
Language | C++14 (GCC 5.4.1) |
Score | 1500 |
Code Size | 2025 Byte |
Status | AC |
Exec Time | 8 ms |
Memory | 2688 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1500 / 1500 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | example0.txt, example1.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, 043.txt, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 1 ms | 256 KB |
001.txt | AC | 1 ms | 256 KB |
002.txt | AC | 1 ms | 256 KB |
003.txt | AC | 5 ms | 1408 KB |
004.txt | AC | 2 ms | 468 KB |
005.txt | AC | 3 ms | 640 KB |
006.txt | AC | 4 ms | 1024 KB |
007.txt | AC | 2 ms | 512 KB |
008.txt | AC | 2 ms | 384 KB |
009.txt | AC | 3 ms | 640 KB |
010.txt | AC | 6 ms | 1792 KB |
011.txt | AC | 2 ms | 256 KB |
012.txt | AC | 3 ms | 896 KB |
013.txt | AC | 3 ms | 768 KB |
014.txt | AC | 2 ms | 256 KB |
015.txt | AC | 2 ms | 384 KB |
016.txt | AC | 4 ms | 1152 KB |
017.txt | AC | 1 ms | 256 KB |
018.txt | AC | 4 ms | 896 KB |
019.txt | AC | 2 ms | 512 KB |
020.txt | AC | 7 ms | 2432 KB |
021.txt | AC | 1 ms | 256 KB |
022.txt | AC | 7 ms | 2304 KB |
023.txt | AC | 8 ms | 2688 KB |
024.txt | AC | 8 ms | 2688 KB |
025.txt | AC | 8 ms | 2688 KB |
026.txt | AC | 8 ms | 2688 KB |
027.txt | AC | 8 ms | 2688 KB |
028.txt | AC | 8 ms | 2688 KB |
029.txt | AC | 8 ms | 2688 KB |
030.txt | AC | 8 ms | 2688 KB |
031.txt | AC | 8 ms | 2688 KB |
032.txt | AC | 8 ms | 2688 KB |
033.txt | AC | 8 ms | 2688 KB |
034.txt | AC | 8 ms | 2688 KB |
035.txt | AC | 8 ms | 2688 KB |
036.txt | AC | 8 ms | 2688 KB |
037.txt | AC | 8 ms | 2688 KB |
038.txt | AC | 8 ms | 2688 KB |
039.txt | AC | 8 ms | 2688 KB |
040.txt | AC | 8 ms | 2688 KB |
041.txt | AC | 8 ms | 2688 KB |
042.txt | AC | 8 ms | 2688 KB |
043.txt | AC | 1 ms | 256 KB |
example0.txt | AC | 1 ms | 256 KB |
example1.txt | AC | 1 ms | 256 KB |