//by szh
#include<bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pii pair<int,int>
#define pll pair<long long,long long>
#define pb push_back
#define debug(x) cerr<<#x<<"="<<x<<endl
#define pq priority_queue
#define inf 0x3f
#define rep(i,a,b) for (int i=a;i<(b);i++)
#define MP make_pair
#define SZ(x) (int(x.size()))
#define ll long long
#define mod 1000000007
#define ALL(x) x.begin(),x.end()
void inc(int &a,int b) {a=(a+b)%mod;}
void dec(int &a,int b) {a=(a-b+mod)%mod;}
int lowbit(int x) {return x&(-x);}
ll p0w(ll base,ll p) {ll ret=1;while(p>0){if (p%2ll==1ll) ret=ret*base%mod;base=base*base%mod;p/=2ll;}return ret;}
const int maxn = 1e5+10;
int n,m;
pii pict[maxn];
int frame[maxn];
bool check(int cnt) {
int cur = m-cnt;
int p=0;
while (cur<m) {
while (p<n and pict[p].se>frame[cur]) p++;
if (p==n) return false;
cur++;
p++;
}
return true;
}
int main() {
// freopen("input.txt","r",stdin);
std::ios::sync_with_stdio(false);cin.tie(0);
cin>>n>>m;
rep(i,0,n) cin>>pict[i].se>>pict[i].fi;
sort(pict,pict+n);
rep(i,0,m) cin>>frame[i];
sort(frame,frame+m);
int l = 0,r = min(n,m);
while (l<r) {
int mid=l+r+1>>1;
if (check(mid)) l = mid;
else r = mid-1;
}
cout<<l;
return 0;
}
Compilation message
joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:52:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
52 | int mid=l+r+1>>1;
| ~~~^~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
324 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
1 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
328 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
324 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
1 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
328 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
360 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
372 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
336 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
368 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
324 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
1 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
328 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
360 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
372 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
336 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
368 KB |
Output is correct |
38 |
Correct |
45 ms |
4336 KB |
Output is correct |
39 |
Correct |
44 ms |
4280 KB |
Output is correct |
40 |
Correct |
40 ms |
4376 KB |
Output is correct |
41 |
Correct |
46 ms |
4360 KB |
Output is correct |
42 |
Correct |
43 ms |
4372 KB |
Output is correct |
43 |
Correct |
44 ms |
4368 KB |
Output is correct |
44 |
Correct |
45 ms |
4400 KB |
Output is correct |
45 |
Correct |
44 ms |
4244 KB |
Output is correct |
46 |
Correct |
42 ms |
4348 KB |
Output is correct |
47 |
Correct |
43 ms |
3848 KB |
Output is correct |
48 |
Correct |
42 ms |
3896 KB |
Output is correct |
49 |
Correct |
38 ms |
3596 KB |
Output is correct |
50 |
Correct |
40 ms |
3584 KB |
Output is correct |
51 |
Correct |
43 ms |
4356 KB |
Output is correct |
52 |
Correct |
43 ms |
4388 KB |
Output is correct |
53 |
Correct |
44 ms |
4328 KB |
Output is correct |
54 |
Correct |
44 ms |
4352 KB |
Output is correct |
55 |
Correct |
44 ms |
4268 KB |
Output is correct |
56 |
Correct |
27 ms |
2892 KB |
Output is correct |
57 |
Correct |
20 ms |
1672 KB |
Output is correct |
58 |
Correct |
26 ms |
2892 KB |
Output is correct |
59 |
Correct |
29 ms |
3004 KB |
Output is correct |
60 |
Correct |
20 ms |
1620 KB |
Output is correct |
61 |
Correct |
35 ms |
2508 KB |
Output is correct |
62 |
Correct |
53 ms |
4272 KB |
Output is correct |
63 |
Correct |
48 ms |
4300 KB |
Output is correct |
64 |
Correct |
50 ms |
4260 KB |
Output is correct |
65 |
Correct |
49 ms |
4332 KB |
Output is correct |
66 |
Correct |
49 ms |
4284 KB |
Output is correct |
67 |
Correct |
48 ms |
4264 KB |
Output is correct |
68 |
Correct |
54 ms |
4484 KB |
Output is correct |
69 |
Correct |
55 ms |
4368 KB |
Output is correct |
70 |
Correct |
63 ms |
4360 KB |
Output is correct |
71 |
Correct |
49 ms |
4460 KB |
Output is correct |
72 |
Correct |
48 ms |
4348 KB |
Output is correct |
73 |
Correct |
47 ms |
4296 KB |
Output is correct |