Submission #58527

#	Time	Username	Problem	Language	Result	Execution time	Memory
58527		WA_TLE	Wall (IOI14_wall)	C++14	0 / 100	22 ms	636 KiB

wall

#include<deque>
#include<queue>
#include<vector>
#include<algorithm>
#include<iostream>
#include<set>
#include<cmath>
#include<tuple>
#include<string>
//#include<chrono>
#include<functional>
#include<iterator>
#include<random>
#include<unordered_set>
#include<array>
#include<map>
#include<iomanip>
#include<assert.h>
#include<bitset>
#include<stack>
using namespace std;
typedef long long int llint;
typedef long double lldo;
#define mp make_pair
#define mt make_tuple
#define pub push_back
#define puf push_front
#define pob pop_back
#define pof pop_front
#define fir first
#define sec second
#define res resize
#define ins insert
#define era erase
/*
cout<<setprecision(20)
cin.tie(0);
ios::sync_with_stdio(false);
*/
const llint mod=1e9+7;
const llint big=2.19e15+1;
const long double pai=3.141592653589793238462643383279502884197;
const long double eps=1e-15;
template <class T,class U>void mineq(T& a,U b){if(a>b){a=b;}}
template <class T,class U>void maxeq(T& a,U b){if(a<b){a=b;}}
llint gcd(llint a,llint b){if(a%b==0){return b;}else return gcd(b,a%b);}
//llint lcm(llint a,llint b){return a/gcd(a,b)*b;}
template<class T> void SO(T& ve){sort(ve.begin(),ve.end());}
template<class T> void REV(T& ve){reverse(ve.begin(),ve.end());}
template<class T>llint LBI(vector<T>&ar,T in){return lower_bound(ar.begin(),ar.end(),in)-ar.begin();}
template<class T>llint UBI(vector<T>&ar,T in){return upper_bound(ar.begin(),ar.end(),in)-ar.begin();}
/*
ioi2014 day1 prob2 wall

*/
#include<wall.h>
void buildWall(int n,int k,int op[],int left[],int right[],int height[],int finalHeight[]){
	static int ad[1<<22]={0};
	static int re[1<<22]={0};
	//当然のようにセグメントツリーを行う
	//seg木は番兵のため1～nで行う　ごめんね
	for(int h=0;h<k;h++){
		int hi=left[h]+1;
		int mg=right[h]+1;
		int ta=height[h];
		
		int biL=1;
		for(int j=20;j>=0;j--){
			maxeq(ad[biL+biL],ad[biL]);
			maxeq(ad[biL+biL+1],ad[biL]);
			maxeq(re[biL+biL],ad[biL]);
			maxeq(re[biL+biL+1],ad[biL]);
			mineq(re[biL+biL],re[biL]);
			mineq(re[biL+biL+1],re[biL]);
			mineq(ad[biL+biL],re[biL]);
			mineq(ad[biL+biL+1],re[biL]);
			ad[biL]=0;
			re[biL]=mod;
			biL*=2;
			if((hi-1)&(1<<j)){biL++;}
		}
		int biR=1;
		for(int j=20;j>=0;j--){
			maxeq(ad[biR+biR],ad[biR]);
			maxeq(ad[biR+biR+1],ad[biR]);
			maxeq(re[biR+biR],ad[biR]);
			maxeq(re[biR+biR+1],ad[biR]);
			mineq(re[biR+biR],re[biR]);
			mineq(re[biR+biR+1],re[biR]);
			mineq(ad[biR+biR],re[biR]);
			mineq(ad[biR+biR+1],re[biR]);
			ad[biR]=0;
			re[biR]=mod;
			biR*=2;
			if((mg+1)&(1<<j)){biR++;}
		}
		cerr<<biL-(1<<21)<<" "<<biR-(1<<21)<<endl;
		if(op[h]==1){//add
			while(biL+1<biR){
				if(biL%2==0){maxeq(ad[biL+1],ta);maxeq(re[biL+1],ta);}
				if(biR%2==1){maxeq(ad[biR-1],ta);maxeq(re[biR-1],ta);}
				biL/=2;biR/=2;
			}
		}else{//rem
			while(biL+1<biR){
				if(biL%2==0){mineq(re[biL+1],ta);mineq(ad[biL+1],ta);}
				if(biR%2==1){mineq(re[biR-1],ta);mineq(ad[biR-1],ta);}
				biL/=2;biR/=2;
			}
		}
	}
	//最後にセグ木の伝搬をする
	for(int i=1;i<(1<<21);i++){
		maxeq(ad[i+i],ad[i]);
		maxeq(ad[i+i+1],ad[i]);
		maxeq(re[i+i],ad[i]);
		maxeq(re[i+i+1],ad[i]);
		mineq(re[i+i],re[i]);
		mineq(re[i+i+1],re[i]);
		mineq(ad[i+i],re[i]);
		mineq(ad[i+i+1],re[i]);
	}
		for(int i=0;i<n;i++){finalHeight[i]=ad[i+1+(1<<21)];}
	return;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 24
• Subtask 3: 0 / 29
• Subtask 4: 0 / 39