oj.uz

Submission #114154

# Submission time Handle Problem Language Result Execution time Memory
114154 2019-05-30T18:44:06 Z Shtef Krave (COI14_krave) C++14
100 / 100
 1233 ms 67360 KB 
#include <iostream>
#include <set>

using namespace std;

typedef long long ll;

struct node{
	set <int> s;
};

int a, b, n, di;
node t[2][(1 << 18) + 5];
ll res;
const ll inf = (ll) 1e18;

void update(int root, int l, int r, int s, int e, int val){
	if(l > r || l > e || r < s)
		return;
	if(l >= s && r <= e){
		t[di][root].s.insert(val);
		return;
	}
	int mid = (l + r) / 2;
	update(root * 2, l, mid, s, e, val);
	update(root * 2 + 1, mid + 1, r, s, e, val);
}

void query(int root, int l, int r, int idx, int val, bool type){
	if(l > r || l > idx || r < idx)
		return;
	if(type){
		set <int>::iterator it = t[di][root].s.upper_bound(val);
		if(!t[di][root].s.empty() && it != t[di][root].s.end()){
			res = min(res, (ll)*it);
		}
	}
	else{
		set <int>::iterator it = t[di][root].s.upper_bound(val);
		if(!t[di][root].s.empty() && it != t[di][root].s.begin()){
			res = max(res, (ll)*(--it));
		}
	}
	if(l == r)
		return;
	int mid = (l + r) / 2;
	if(idx <= mid){
		query(root * 2, l, mid, idx, val, type);
		return;
	}
	query(root * 2 + 1, mid + 1, r, idx, val, type);
}

int kolko(int l, int r, int x, int y, bool type){
	if(type){
		res = inf;
	}
	else{
		res = 0;
	}
	query(1, l, r, x, y, type);
	return res;
}

int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
cin >> a >> b;
update(1, 1, a, 1, a, 0);
update(1, 1, a, 1, a, b);
di = 1;
update(1, 1, b, 1, b, 0);
update(1, 1, b, 1, b, a);
//cout << 1 << endl;
cin >> n;
for(int i = 0 ; i < n ; ++i){
	int x, y, type;
	cin >> x >> y >> type;
	if(type == 1){
		di = 1;
		int l = kolko(1, b, y, x, 0);
		int r = kolko(1, b, y, x, 1);
		di = 0;
		int dolje = kolko(1, a, x, y, 0);
		int gore = kolko(1, a, x, y, 1);
		ll p1 = (ll)(gore - y) * (ll)(r - l);
		ll p2 = (ll)(y - dolje) * (ll)(r - l);
		if(p1 > p2){
			swap(p1, p2);
		}
		cout << p1 << ' ' << p2 << endl;
		update(1, 1, a, l, r, y);
	}
	else{
		di = 0;
		int dolje = kolko(1, a, x, y, 0);
		int gore = kolko(1, a, x, y, 1);
		di = 1;
		int l = kolko(1, b, y, x, 0);
		int r = kolko(1, b, y, x, 1);
		ll p1 = (ll)(r - x) * (ll)(gore - dolje);
		ll p2 = (ll)(x - l) * (ll)(gore - dolje);
		if(p1 > p2){
			swap(p1, p2);
		}
		cout << p1 << ' ' << p2 << endl;
		update(1, 1, b, dolje, gore, x);
	}
}

return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 25088 KB Output is correct
2 Correct 22 ms 25088 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 25464 KB Output is correct
2 Correct 29 ms 25856 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 225 ms 30472 KB Output is correct
2 Correct 214 ms 30328 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 227 ms 30696 KB Output is correct
2 Correct 248 ms 31096 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 222 ms 30584 KB Output is correct
2 Correct 276 ms 32052 KB Output is correct

Subtask #6
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 467 ms 39332 KB Output is correct
2 Correct 484 ms 53836 KB Output is correct

Subtask #7
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1233 ms 54300 KB Output is correct
2 Correct 531 ms 58488 KB Output is correct

Subtask #8
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1043 ms 53552 KB Output is correct
2 Correct 463 ms 63740 KB Output is correct
3 Correct 291 ms 32504 KB Output is correct
4 Correct 607 ms 60924 KB Output is correct

Subtask #9
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1206 ms 54564 KB Output is correct
2 Correct 511 ms 67360 KB Output is correct
3 Correct 301 ms 32908 KB Output is correct
4 Correct 583 ms 63264 KB Output is correct

Subtask #10
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1074 ms 54704 KB Output is correct
2 Correct 423 ms 57592 KB Output is correct
3 Correct 301 ms 32800 KB Output is correct
4 Correct 622 ms 65584 KB Output is correct