oj.uz

Submission #138183

# Submission time Handle Problem Language Result Execution time Memory
138183 2019-07-29T14:22:50 Z junodeveloper Wall (IOI14_wall) C++14
100 / 100
 1105 ms 99472 KB 
#include "wall.h"
#include <algorithm>
using namespace std;
struct node {
	int mx,mn;
} T[4*2000010];
void apply(int h,int mn,int mx) {
	if(T[h].mx<mn) T[h].mx=T[h].mn=mn;
	else if(mx<T[h].mn) T[h].mx=T[h].mn=mx;
	else {
		T[h].mn=max(T[h].mn,mn);
		T[h].mx=min(T[h].mx,mx);
	}
}
void update(int h,int tl,int tr,int l,int r,int mn,int mx) {
	if(h>1)apply(h,T[h/2].mn,T[h/2].mx);
	if(tr<l||r<tl)return;
	if(l<=tl&&tr<=r) {
		apply(h,mn,mx);
		return;
	}
	int mid=(tl+tr)>>1;
	update(h*2,tl,mid,l,r,mn,mx);
	update(h*2+1,mid+1,tr,l,r,mn,mx);
	T[h].mn=min(T[h*2].mn,T[h*2+1].mn);
	T[h].mx=max(T[h*2].mx,T[h*2+1].mx);
}
int query(int h,int tl,int tr,int p){
	if(h>1)apply(h,T[h/2].mn,T[h/2].mx);
	if(tl==tr) return T[h].mn;
	int mid=(tl+tr)>>1;
	if(p<=mid) return query(h*2,tl,mid,p);
	return query(h*2+1,mid+1,tr,p);
}
void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]) {
	int i,mn,mx;
	for(i=0;i<=4*n;i++) T[i]={0,0};
	for(i=0;i<k;i++) {
		if(op[i]==1) mn=height[i],mx=1e9;
		else mn=0,mx=height[i];
		update(1,0,n-1,left[i],right[i],mn,mx);
	}
	for(i=0;i<n;i++) {
		finalHeight[i]=query(1,0,n-1,i);
	}
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 9 ms 888 KB Output is correct
5 Correct 8 ms 888 KB Output is correct
6 Correct 8 ms 888 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 174 ms 8128 KB Output is correct
3 Correct 204 ms 4288 KB Output is correct
4 Correct 591 ms 21568 KB Output is correct
5 Correct 394 ms 22520 KB Output is correct
6 Correct 373 ms 20984 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 10 ms 888 KB Output is correct
5 Correct 8 ms 888 KB Output is correct
6 Correct 8 ms 912 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 174 ms 14072 KB Output is correct
9 Correct 208 ms 8056 KB Output is correct
10 Correct 641 ms 21496 KB Output is correct
11 Correct 379 ms 22572 KB Output is correct
12 Correct 376 ms 20984 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 179 ms 13916 KB Output is correct
15 Correct 40 ms 2168 KB Output is correct
16 Correct 692 ms 21744 KB Output is correct
17 Correct 384 ms 21240 KB Output is correct
18 Correct 395 ms 21240 KB Output is correct

Subtask #4
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 4 ms 380 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 9 ms 888 KB Output is correct
5 Correct 9 ms 888 KB Output is correct
6 Correct 8 ms 888 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 184 ms 13944 KB Output is correct
9 Correct 206 ms 8020 KB Output is correct
10 Correct 594 ms 21496 KB Output is correct
11 Correct 380 ms 22520 KB Output is correct
12 Correct 376 ms 20984 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 180 ms 13948 KB Output is correct
15 Correct 40 ms 2040 KB Output is correct
16 Correct 703 ms 21752 KB Output is correct
17 Correct 384 ms 21176 KB Output is correct
18 Correct 386 ms 21240 KB Output is correct
19 Correct 1095 ms 99320 KB Output is correct
20 Correct 1056 ms 96780 KB Output is correct
21 Correct 1076 ms 99404 KB Output is correct
22 Correct 1056 ms 97036 KB Output is correct
23 Correct 1059 ms 96920 KB Output is correct
24 Correct 1052 ms 96888 KB Output is correct
25 Correct 1054 ms 96736 KB Output is correct
26 Correct 1097 ms 99256 KB Output is correct
27 Correct 1105 ms 99472 KB Output is correct
28 Correct 1097 ms 96760 KB Output is correct
29 Correct 1058 ms 96856 KB Output is correct
30 Correct 1058 ms 96888 KB Output is correct