답안 #884808

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
884808	2023-12-08T12:58:43 Z	vantien	Exhibition (JOI19_ho_t2)	C++14	100 / 100	47 ms	1864 KB

joi2019_ho_t2

// cre : Nguyen Van Tien

#include <bits/stdc++.h>
#define REP(i,a,b) for (int i = a;i<b;++i)
#define FOR(i,a,b) for (int i = a;i>b;--i)
#define STEP(i,a,b,c) for (int i = a;i<b;i+=c)
#define STEPD(i,a,b,c) for (int i = a;i>b;i-=c)
#define ll long long
#define name "TEST"
using namespace std;

/*
---------------------------------
   Nguyen Van Tien - vantien1526
   Mê cách ngài define
---------------------------------
*/

const int N = 1e5 + 6;
int n,m,C[N],check[N],check1[N];
struct Arr{
    int s,v;
} arr[N];

bool cmp(Arr a,Arr b){
    if (a.v != b.v) return a.v > b.v;
    return a.s > b.s;
}

void sub1(){
    sort(arr + 1,arr + n + 1,cmp);
    sort(C + 1,C + m + 1);
    int cnt = 0;
    FOR (i,m,0){
        REP (j,1,n+1){
            if (arr[j].s <= C[i] && !check1[j] && !check[i]){
                cnt++;
                check[i] = check1[j] = 1;
                break;
            }
        }
    }
    cout << cnt;
}

void sub2(){
    sort(arr + 1,arr + n + 1,cmp);
    sort(C + 1,C + m + 1);
    int cnt = 0,ans = m;
    REP (i,1,n+1){
        int l = 1,r = ans,res = -1;
        while (l <= r){
            int mid = l + r >> 1;
            if (C[mid] >= arr[i].s){
                res = mid;
                l = mid + 1;
                //check = 1;
            }
            else{
                l = mid + 1;
            }
        }
        if (res != -1){
            cnt++;
            ans = res-1;
        }
    }
    cout << cnt;
}

void solve(){ 
    cin >> n >> m; 
    REP (i,1,n+1) cin >> arr[i].s >> arr[i].v;
    REP (i,1,m+1) cin >> C[i];
    //if (n <= 1000 && m <= 1000) sub1();
    sub2();
}

int main()
{    
    ios_base :: sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    
    //freopen(name".INP","r",stdin);
    //freopen(name".OUT","w",stdout);
    
    int t ; t = 1 ; REP (i,0,t) solve();
    return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'void sub2()':
joi2019_ho_t2.cpp:53:25: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   53 |             int mid = l + r >> 1;
      |                       ~~^~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct

Subtask #2
40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	600 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	1 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	0 ms	344 KB	Output is correct
34	Correct	1 ms	344 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	1 ms	348 KB	Output is correct

Subtask #3
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	600 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	1 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	0 ms	344 KB	Output is correct
34	Correct	1 ms	344 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	1 ms	348 KB	Output is correct
38	Correct	38 ms	1628 KB	Output is correct
39	Correct	37 ms	1624 KB	Output is correct
40	Correct	36 ms	1628 KB	Output is correct
41	Correct	47 ms	1524 KB	Output is correct
42	Correct	38 ms	1624 KB	Output is correct
43	Correct	39 ms	1484 KB	Output is correct
44	Correct	39 ms	1628 KB	Output is correct
45	Correct	39 ms	1624 KB	Output is correct
46	Correct	36 ms	1628 KB	Output is correct
47	Correct	35 ms	1368 KB	Output is correct
48	Correct	34 ms	1384 KB	Output is correct
49	Correct	31 ms	1368 KB	Output is correct
50	Correct	30 ms	1368 KB	Output is correct
51	Correct	38 ms	1612 KB	Output is correct
52	Correct	38 ms	1368 KB	Output is correct
53	Correct	38 ms	1624 KB	Output is correct
54	Correct	36 ms	1632 KB	Output is correct
55	Correct	38 ms	1372 KB	Output is correct
56	Correct	23 ms	1116 KB	Output is correct
57	Correct	13 ms	604 KB	Output is correct
58	Correct	22 ms	1116 KB	Output is correct
59	Correct	24 ms	1252 KB	Output is correct
60	Correct	14 ms	604 KB	Output is correct
61	Correct	22 ms	1040 KB	Output is correct
62	Correct	40 ms	1628 KB	Output is correct
63	Correct	46 ms	1624 KB	Output is correct
64	Correct	39 ms	1372 KB	Output is correct
65	Correct	40 ms	1628 KB	Output is correct
66	Correct	39 ms	1628 KB	Output is correct
67	Correct	39 ms	1864 KB	Output is correct
68	Correct	40 ms	1628 KB	Output is correct
69	Correct	40 ms	1628 KB	Output is correct
70	Correct	41 ms	1384 KB	Output is correct
71	Correct	38 ms	1484 KB	Output is correct
72	Correct	39 ms	1624 KB	Output is correct
73	Correct	37 ms	1628 KB	Output is correct

답안 #884808

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 40.0 / 40.0

Subtask #3 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
40.0 / 40.0

Subtask #3
50.0 / 50.0