답안 #532661

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
532661	2022-03-03T14:59:08 Z	victor_gao	Self Study (JOI22_ho_t2)	C++17	100 / 100	283 ms	10796 KB

Main

//#pragma GCC optimize("Ofast,unroll-loops,O3")
//#pragma GCC target("avx,avx2,sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,fma,tune=native")
#include<bits/stdc++.h>
//#include<bits/extc++.h>
//#pragma pack(1)
#define fast ios::sync_with_stdio(0); cin.tie(0);
#define int long long
#define pii pair<int,int>
#define x first
#define y second
#define N 300015
using namespace std;
//using namespace __gnu_pbds;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
//typedef tree<int, null_type,less_equal<int>, rb_tree_tag,tree_order_statistics_node_update> order_multiset;
//typedef tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> order_set;
int a[N],b[N],n,m;
bool check(unsigned long long val){
	int cnt=0;
	for (int i=1;i<=n;i++){
		if (a[i]>b[i]){
			if (a[i]*m<val){
				cnt+=m;
				unsigned long long newval=val-a[i]*m;
				cnt+=(newval/b[i]+(newval%b[i]>0));		
			}
			else cnt+=(val/a[i]+(val%a[i]>0));
		}
		else {
			cnt+=(val/b[i]+(val%b[i]>0));
		}
		if (cnt>m*n) return 0;
	}
	return cnt<=m*n;
}
signed main(){
	fast
	cin>>n>>m;
	for (int i=1;i<=n;i++) cin>>a[i];
	for (int i=1;i<=n;i++) cin>>b[i];
	unsigned long long l=0,r=5e18;
	while (l<r){
		int mid=(l+r)>>1;
		if (check(mid)) l=mid+1;
		else r=mid;
	}
	cout<<l-1<<'\n';
}

Compilation message

Main.cpp: In function 'bool check(long long unsigned int)':
Main.cpp:22:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'long long unsigned int' [-Wsign-compare]
   22 |    if (a[i]*m<val){
      |        ~~~~~~^~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	2 ms	464 KB	Output is correct
11	Correct	129 ms	5700 KB	Output is correct
12	Correct	150 ms	5768 KB	Output is correct
13	Correct	100 ms	5760 KB	Output is correct
14	Correct	88 ms	5764 KB	Output is correct
15	Correct	1 ms	324 KB	Output is correct
16	Correct	34 ms	5628 KB	Output is correct
17	Correct	141 ms	5704 KB	Output is correct
18	Correct	100 ms	5636 KB	Output is correct

Subtask #2
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	324 KB	Output is correct
2	Correct	34 ms	5628 KB	Output is correct
3	Correct	141 ms	5704 KB	Output is correct
4	Correct	100 ms	5636 KB	Output is correct
5	Correct	1 ms	328 KB	Output is correct
6	Correct	1 ms	324 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	59 ms	3412 KB	Output is correct
14	Correct	38 ms	2604 KB	Output is correct
15	Correct	27 ms	2388 KB	Output is correct
16	Correct	24 ms	2116 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	1 ms	320 KB	Output is correct
19	Correct	1 ms	324 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	3 ms	464 KB	Output is correct

Subtask #3
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	2 ms	464 KB	Output is correct
11	Correct	129 ms	5700 KB	Output is correct
12	Correct	150 ms	5768 KB	Output is correct
13	Correct	100 ms	5760 KB	Output is correct
14	Correct	88 ms	5764 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	204 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	59 ms	3412 KB	Output is correct
24	Correct	38 ms	2604 KB	Output is correct
25	Correct	27 ms	2388 KB	Output is correct
26	Correct	24 ms	2116 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	320 KB	Output is correct
29	Correct	1 ms	324 KB	Output is correct
30	Correct	1 ms	332 KB	Output is correct
31	Correct	1 ms	332 KB	Output is correct
32	Correct	1 ms	332 KB	Output is correct
33	Correct	3 ms	464 KB	Output is correct
34	Correct	1 ms	324 KB	Output is correct
35	Correct	34 ms	5628 KB	Output is correct
36	Correct	141 ms	5704 KB	Output is correct
37	Correct	100 ms	5636 KB	Output is correct
38	Correct	1 ms	332 KB	Output is correct
39	Correct	1 ms	332 KB	Output is correct
40	Correct	1 ms	204 KB	Output is correct
41	Correct	1 ms	204 KB	Output is correct
42	Correct	1 ms	204 KB	Output is correct
43	Correct	1 ms	332 KB	Output is correct
44	Correct	1 ms	332 KB	Output is correct
45	Correct	4 ms	432 KB	Output is correct
46	Correct	4 ms	588 KB	Output is correct
47	Correct	1 ms	328 KB	Output is correct
48	Correct	22 ms	1724 KB	Output is correct
49	Correct	1 ms	332 KB	Output is correct
50	Correct	1 ms	204 KB	Output is correct
51	Correct	4 ms	460 KB	Output is correct
52	Correct	1 ms	332 KB	Output is correct
53	Correct	1 ms	204 KB	Output is correct
54	Correct	1 ms	332 KB	Output is correct
55	Correct	62 ms	3164 KB	Output is correct
56	Correct	36 ms	2400 KB	Output is correct
57	Correct	29 ms	2412 KB	Output is correct

Subtask #4
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	328 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	59 ms	3412 KB	Output is correct
10	Correct	38 ms	2604 KB	Output is correct
11	Correct	27 ms	2388 KB	Output is correct
12	Correct	24 ms	2116 KB	Output is correct
13	Correct	1 ms	384 KB	Output is correct
14	Correct	1 ms	320 KB	Output is correct
15	Correct	1 ms	324 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	3 ms	464 KB	Output is correct
20	Correct	1 ms	324 KB	Output is correct
21	Correct	34 ms	5628 KB	Output is correct
22	Correct	141 ms	5704 KB	Output is correct
23	Correct	100 ms	5636 KB	Output is correct
24	Correct	33 ms	1840 KB	Output is correct
25	Correct	90 ms	3052 KB	Output is correct
26	Correct	16 ms	1348 KB	Output is correct
27	Correct	131 ms	5620 KB	Output is correct
28	Correct	135 ms	5640 KB	Output is correct
29	Correct	121 ms	5528 KB	Output is correct
30	Correct	139 ms	5576 KB	Output is correct
31	Correct	230 ms	5828 KB	Output is correct
32	Correct	145 ms	5536 KB	Output is correct
33	Correct	283 ms	5640 KB	Output is correct
34	Correct	133 ms	6152 KB	Output is correct

Subtask #5
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	2 ms	464 KB	Output is correct
11	Correct	129 ms	5700 KB	Output is correct
12	Correct	150 ms	5768 KB	Output is correct
13	Correct	100 ms	5760 KB	Output is correct
14	Correct	88 ms	5764 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	204 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	59 ms	3412 KB	Output is correct
24	Correct	38 ms	2604 KB	Output is correct
25	Correct	27 ms	2388 KB	Output is correct
26	Correct	24 ms	2116 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	320 KB	Output is correct
29	Correct	1 ms	324 KB	Output is correct
30	Correct	1 ms	332 KB	Output is correct
31	Correct	1 ms	332 KB	Output is correct
32	Correct	1 ms	332 KB	Output is correct
33	Correct	3 ms	464 KB	Output is correct
34	Correct	1 ms	332 KB	Output is correct
35	Correct	1 ms	332 KB	Output is correct
36	Correct	1 ms	204 KB	Output is correct
37	Correct	1 ms	204 KB	Output is correct
38	Correct	1 ms	204 KB	Output is correct
39	Correct	1 ms	332 KB	Output is correct
40	Correct	1 ms	332 KB	Output is correct
41	Correct	4 ms	432 KB	Output is correct
42	Correct	4 ms	588 KB	Output is correct
43	Correct	1 ms	328 KB	Output is correct
44	Correct	22 ms	1724 KB	Output is correct
45	Correct	1 ms	332 KB	Output is correct
46	Correct	1 ms	204 KB	Output is correct
47	Correct	4 ms	460 KB	Output is correct
48	Correct	1 ms	332 KB	Output is correct
49	Correct	1 ms	204 KB	Output is correct
50	Correct	1 ms	332 KB	Output is correct
51	Correct	62 ms	3164 KB	Output is correct
52	Correct	36 ms	2400 KB	Output is correct
53	Correct	29 ms	2412 KB	Output is correct
54	Correct	33 ms	1840 KB	Output is correct
55	Correct	90 ms	3052 KB	Output is correct
56	Correct	16 ms	1348 KB	Output is correct
57	Correct	131 ms	5620 KB	Output is correct
58	Correct	135 ms	5640 KB	Output is correct
59	Correct	121 ms	5528 KB	Output is correct
60	Correct	139 ms	5576 KB	Output is correct
61	Correct	230 ms	5828 KB	Output is correct
62	Correct	145 ms	5536 KB	Output is correct
63	Correct	283 ms	5640 KB	Output is correct
64	Correct	133 ms	6152 KB	Output is correct
65	Correct	1 ms	324 KB	Output is correct
66	Correct	34 ms	5628 KB	Output is correct
67	Correct	141 ms	5704 KB	Output is correct
68	Correct	100 ms	5636 KB	Output is correct
69	Correct	25 ms	1336 KB	Output is correct
70	Correct	7 ms	584 KB	Output is correct
71	Correct	1 ms	320 KB	Output is correct
72	Correct	37 ms	1820 KB	Output is correct
73	Correct	9 ms	588 KB	Output is correct
74	Correct	1 ms	336 KB	Output is correct
75	Correct	125 ms	10700 KB	Output is correct
76	Correct	144 ms	10796 KB	Output is correct
77	Correct	143 ms	10792 KB	Output is correct
78	Correct	187 ms	10796 KB	Output is correct
79	Correct	269 ms	10704 KB	Output is correct
80	Correct	277 ms	10792 KB	Output is correct
81	Correct	272 ms	8792 KB	Output is correct
82	Correct	195 ms	8908 KB	Output is correct

답안 #532661

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 25.0 / 25.0

Subtask #3 27.0 / 27.0

Subtask #4 29.0 / 29.0

Subtask #5 9.0 / 9.0

Subtask #1
10.0 / 10.0

Subtask #2
25.0 / 25.0

Subtask #3
27.0 / 27.0

Subtask #4
29.0 / 29.0

Subtask #5
9.0 / 9.0