제출 #870441

#제출 시각아이디문제언어결과실행 시간메모리
870441HuyQuang_re_Zero로봇 (IOI13_robots)C++14
14 / 100
1780 ms48136 KiB
#include <bits/stdc++.h> #define ll long long #define db long double #define II pair <ll,ll> #define III pair <ll,II> #define IV pair <vector <int>,vector <int> > #define fst first #define snd second #define BIT(x,i) ((x>>i)&1) #define pi acos(-1) #define to_radian(x) (x*pi/180.0) #define to_degree(x) (x*180.0/pi) #define Log(x) (31-__builtin_clz((int)x)) #define LogLL(x) (63-__builtin_clzll((ll)x)) #define N 1000005 #include "robots.h" using namespace std; struct International_Olympiad_in_Informatics { bool d[N]; int posx[N],posy[N],a[50005],b[50005],x[N],y[N],n,m,sz,i; bool check(int k) { memset(d,0,sizeof(d)); priority_queue <II> h; int j=1; for(i=1;i<=n;i++) { while(j<=sz && x[posx[j]]<=a[i]) h.push({ y[posx[j]],posx[j] }),j++; int box=k; while(box>0 && h.size()>0) { int u=h.top().snd; h.pop(); box--; d[u]=1; } } int box=k; j=1; for(i=1;i<=sz;i++) { int u=posy[i]; if(d[u]==1) continue; while(j<=m && (box==0 || b[j]<y[u])) j++; if(j>m) return 0; box--; } return 1; } int Work(int _n,int _m,int _sz,int _a[],int _b[],int _x[],int _y[]) { n=_n; m=_m; sz=_sz; for(i=1;i<=n;i++) a[i]=_a[i-1],a[i]--; for(i=1;i<=m;i++) b[i]=_b[i-1],b[i]--; for(i=1;i<=sz;i++) { x[i]=_x[i-1]; y[i]=_y[i-1]; posx[i]=posy[i]=i; } sort(posx+1,posx+sz+1,[&](int i,int j){ return x[i]<x[j]; }); sort(posy+1,posy+sz+1,[&](int i,int j){ return y[i]<y[j]; }); sort(a+1,a+n+1); sort(b+1,b+m+1); int l=1,r=sz; while(l<r) { int mid=(l+r)>>1; if(check(mid)==1) r=mid; else l=mid+1; } if(check(l)) return l; return -1; } } IOI; int putaway(int n,int m,int sz,int a[],int b[],int x[],int y[]) { return IOI.Work(n,m,sz,a,b,x,y); } /* int main() { freopen("robots.inp","r",stdin); freopen("robots.out","w",stdout); int n,m,sz; cin>>n>>m>>sz; int x[102],y[102],a[102],b[102]; for(int i=0;i<n;i++) cin>>a[i]; for(int i=0;i<m;i++) cin>>b[i]; for(int i=0;i<sz;i++) cin>>x[i]; for(int i=0;i<sz;i++) cin>>y[i]; cout<<putaway(n,m,sz,a,b,x,y); } */
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