#include <bits/stdc++.h>
using namespace std;
#define fo(i,s,t) for(int i = s; i <= t; ++ i)
#define fd(i,s,t) for(int i = s; i >= t; -- i)
#define bf(i,s) for(int i = head[s]; i; i = e[i].next)
#define mp make_pair
#define fi first
#define se second
#define pii pair<int,int>
#define pb push_back
#define VI vector<int>
#define sf scanf
#define pf printf
#define fp freopen
#define SZ(x) ((int)(x).size())
#ifdef MPS
#define D(x...) printf(x)
#else
#define D(x...)
#endif
typedef long long ll;
typedef double db;
typedef unsigned long long ull;
const int inf = 1<<30;
const ll INF = 1ll<<60;
const db Inf = 1e20;
const db eps = 1e-9;
void gmax(int &a,int b){a = (a > b ? a : b);}
void gmin(int &a,int b){a = (a < b ? a : b);}
const int maxn = 100050;
struct event{int p, y1, y2, v;}a[maxn<<1];
int n, tot, num = 1;
bool Ans[maxn];
struct node{int l, r; set<int> Set1, Set2;}t[maxn*30];
void upd(int l, int r, int L, int R, int x, int k)
{
if(x < 0) // erase operation
{
if(t[k].Set2.find(-x) != t[k].Set2.end()) t[k].Set2.erase(-x);
}
else
{
t[k].Set2.insert(x);
set<int>:: iterator it = t[k].Set1.lower_bound(x);
if(!SZ(t[k].Set1) || it == t[k].Set1.begin()) ;
else
{
int v = -1;
while(1)
{
-- it;
if(v != -1) t[k].Set1.erase(v);
v = (*it); Ans[v] = false;
if(it == t[k].Set1.begin()) break;
}
if(v != -1) t[k].Set1.erase(v);
}
it = t[k].Set1.upper_bound(x);
if(it != t[k].Set1.end()) Ans[x] = false;
}
if(l <= L && R <= r)
{
if(x < 0)
{
if(t[k].Set1.find(-x) != t[k].Set1.end()) t[k].Set1.erase(-x);
}
else
{
t[k].Set1.insert(x);
set<int>:: iterator it = t[k].Set2.lower_bound(x);
if(!SZ(t[k].Set2) || it == t[k].Set2.begin()) ;
else
{
int v = -1;
while(1)
{
-- it;
if(v != -1) t[k].Set2.erase(v);
v = (*it); Ans[v] = false;
if(it == t[k].Set2.begin()) break;
}
if(v != -1) t[k].Set2.erase(v);
}
it = t[k].Set2.upper_bound(x);
if(it != t[k].Set2.end()) Ans[x] = false;
}
return;
}
int mid = (L + R) >> 1;
if(r <= mid) {if(!t[k].l) t[k].l = ++num; upd(l, r, L, mid, x, t[k].l);}
else if(l > mid) {if(!t[k].r) t[k].r = ++num; upd(l, r, mid+1, R, x, t[k].r);}
else
{
if(!t[k].l) t[k].l = ++ num;
upd(l, mid, L, mid, x, t[k].l);
if(!t[k].r) t[k].r = ++ num;
upd(mid+1, r, mid+1, R, x, t[k].r);
}
}
bool cmp(event a, event b){return a.p != b.p ? a.p < b.p : a.v < b.v;}
int main()
{
#ifdef MPS
fp("1.in","r",stdin);
fp("1.out","w",stdout);
#endif
sf("%d",&n);
fo(i,1,n)
{
int x, y, l1, l2;
sf("%d%d%d%d",&x,&y,&l1,&l2);
a[++tot] = (struct event){x, y, y+l2-1, i};
a[++tot] = (struct event){x+l1, y, y+l2-1, -i};
}
sort(a+1, a+tot+1, cmp);
memset(Ans, 1, sizeof(Ans));
fo(i,1,tot) upd(a[i].y1, a[i].y2, 0, 1000000000, a[i].v, 1);
fo(i,1,n) if(Ans[i]) pf("DA\n"); else pf("NE\n");
return 0;
}
Compilation message
suncanje.cpp: In function 'int main()':
suncanje.cpp:112:4: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
sf("%d",&n);
^
suncanje.cpp:116:5: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
sf("%d%d%d%d",&x,&y,&l1,&l2);
^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
228 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
224 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
206 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
184 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
183 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
220 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
210 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
203 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
224 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
214 ms |
263168 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
| 2 |
Halted |
0 ms |
0 KB |
- |
