제출 #138978

#제출 시각아이디문제언어결과실행 시간메모리
138978ckodser자동 인형 (IOI18_doll)C++14
37 / 100
202 ms15520 KiB
#include "doll.h" #include<bits/stdc++.h> #define ll int #define pb push_back #define ld long double #define F first #define S second #define mp make_pair #define pii pair<ll,ll> using namespace :: std; const ll maxn=6e5+500; const ll inf=1e9+900; const ll mod=1e9+7; ll cnt=-2; ll outx[maxn]; ll outy[maxn]; void bild(ll node,vector<ll> a){ if(a.size()%2==1){ a.pb(node); for(ll i=a.size()-2;i>=0;i--){ swap(a[i],a[i+1]); } } if(a.size()==2){ outx[-node]=a[0]; outy[-node]=a[1]; return; } outx[-node]=cnt--; outy[-node]=cnt--; vector<ll> l,r; for(ll i=0;i<a.size();i++){ if(i&1){ r.pb(a[i]); }else{ l.pb(a[i]); } } bild(outx[-node],l); bild(outy[-node],r); } void create_circuit(int m,vector<int> a){ a.pb(0); vector<ll> c,x,y; c.resize(m+1); fill(c.begin(),c.end(),-1); bild(-1,a); for(ll i=-1;i>cnt;i--){ x.pb(outx[-i]); y.pb(outy[-i]); } answer(c,x,y); }

컴파일 시 표준 에러 (stderr) 메시지

doll.cpp: In function 'void bild(int, std::vector<int>)':
doll.cpp:38:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |  for(ll i=0;i<a.size();i++){
      |             ~^~~~~~~~~
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