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답안 #638707

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
638707 2022-09-07T04:33:26 Z jamezzz Self Study (JOI22_ho_t2) C++17
100 / 100
 635 ms 9228 KB 
#include <bits/stdc++.h>
using namespace std;

#define pf printf
#define sf scanf
typedef long long ll;
typedef pair<int,int> ii;

#define maxn 300005

int n,m,a[maxn],b[maxn];

int main(){
	sf("%d%d",&n,&m);
	for(int i=0;i<n;++i){
		sf("%d",&a[i]);
	}
	for(int i=0;i<n;++i){
		sf("%d",&b[i]);
	}
	ll lo=0,hi=1e18+10,mid,res=0;
	while(lo<=hi){
		mid=(lo+hi)>>1;
		ll rem=(ll)n*m;
		for(int i=0;i<n;++i){
			ll take=min((ll)m,(mid+a[i]-1)/a[i]);
			ll self=max((mid-(take*a[i])+b[i]-1)/b[i],0ll);
			ll self2=(mid+b[i]-1)/b[i];
			rem-=min(take+self,self2);
			if(rem<0)break;
		}
		if(rem>=0){
			res=mid;
			lo=mid+1;
		}
		else hi=mid-1;
	}
	pf("%lld\n",res);
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:14:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |  sf("%d%d",&n,&m);
      |    ^
Main.cpp:16:5: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |   sf("%d",&a[i]);
      |     ^
Main.cpp:19:5: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |   sf("%d",&b[i]);
      |     ^

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 340 KB Output is correct
11 Correct 181 ms 2524 KB Output is correct
12 Correct 174 ms 2728 KB Output is correct
13 Correct 182 ms 2560 KB Output is correct
14 Correct 150 ms 2628 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 50 ms 3796 KB Output is correct
17 Correct 163 ms 9228 KB Output is correct
18 Correct 174 ms 8400 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 50 ms 3796 KB Output is correct
3 Correct 163 ms 9228 KB Output is correct
4 Correct 174 ms 8400 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 240 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 88 ms 1460 KB Output is correct
14 Correct 59 ms 1044 KB Output is correct
15 Correct 42 ms 852 KB Output is correct
16 Correct 38 ms 880 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 4 ms 340 KB Output is correct

Subtask #3
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 340 KB Output is correct
11 Correct 181 ms 2524 KB Output is correct
12 Correct 174 ms 2728 KB Output is correct
13 Correct 182 ms 2560 KB Output is correct
14 Correct 150 ms 2628 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 240 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 88 ms 1460 KB Output is correct
24 Correct 59 ms 1044 KB Output is correct
25 Correct 42 ms 852 KB Output is correct
26 Correct 38 ms 880 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 4 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 50 ms 3796 KB Output is correct
36 Correct 163 ms 9228 KB Output is correct
37 Correct 174 ms 8400 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 1 ms 308 KB Output is correct
45 Correct 4 ms 452 KB Output is correct
46 Correct 6 ms 468 KB Output is correct
47 Correct 1 ms 316 KB Output is correct
48 Correct 34 ms 1692 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 5 ms 340 KB Output is correct
52 Correct 1 ms 308 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 304 KB Output is correct
55 Correct 93 ms 4324 KB Output is correct
56 Correct 72 ms 2248 KB Output is correct
57 Correct 54 ms 2272 KB Output is correct

Subtask #4
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 240 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 88 ms 1460 KB Output is correct
10 Correct 59 ms 1044 KB Output is correct
11 Correct 42 ms 852 KB Output is correct
12 Correct 38 ms 880 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 2 ms 340 KB Output is correct
19 Correct 4 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 50 ms 3796 KB Output is correct
22 Correct 163 ms 9228 KB Output is correct
23 Correct 174 ms 8400 KB Output is correct
24 Correct 61 ms 1468 KB Output is correct
25 Correct 146 ms 3944 KB Output is correct
26 Correct 23 ms 1168 KB Output is correct
27 Correct 172 ms 8320 KB Output is correct
28 Correct 189 ms 8524 KB Output is correct
29 Correct 213 ms 8440 KB Output is correct
30 Correct 241 ms 8388 KB Output is correct
31 Correct 430 ms 8432 KB Output is correct
32 Correct 265 ms 3800 KB Output is correct
33 Correct 491 ms 9096 KB Output is correct
34 Correct 271 ms 3800 KB Output is correct

Subtask #5
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 340 KB Output is correct
11 Correct 181 ms 2524 KB Output is correct
12 Correct 174 ms 2728 KB Output is correct
13 Correct 182 ms 2560 KB Output is correct
14 Correct 150 ms 2628 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 240 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 88 ms 1460 KB Output is correct
24 Correct 59 ms 1044 KB Output is correct
25 Correct 42 ms 852 KB Output is correct
26 Correct 38 ms 880 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 4 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 308 KB Output is correct
41 Correct 4 ms 452 KB Output is correct
42 Correct 6 ms 468 KB Output is correct
43 Correct 1 ms 316 KB Output is correct
44 Correct 34 ms 1692 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 5 ms 340 KB Output is correct
48 Correct 1 ms 308 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 304 KB Output is correct
51 Correct 93 ms 4324 KB Output is correct
52 Correct 72 ms 2248 KB Output is correct
53 Correct 54 ms 2272 KB Output is correct
54 Correct 61 ms 1468 KB Output is correct
55 Correct 146 ms 3944 KB Output is correct
56 Correct 23 ms 1168 KB Output is correct
57 Correct 172 ms 8320 KB Output is correct
58 Correct 189 ms 8524 KB Output is correct
59 Correct 213 ms 8440 KB Output is correct
60 Correct 241 ms 8388 KB Output is correct
61 Correct 430 ms 8432 KB Output is correct
62 Correct 265 ms 3800 KB Output is correct
63 Correct 491 ms 9096 KB Output is correct
64 Correct 271 ms 3800 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 50 ms 3796 KB Output is correct
67 Correct 163 ms 9228 KB Output is correct
68 Correct 174 ms 8400 KB Output is correct
69 Correct 46 ms 1168 KB Output is correct
70 Correct 12 ms 468 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 70 ms 1364 KB Output is correct
73 Correct 14 ms 536 KB Output is correct
74 Correct 2 ms 340 KB Output is correct
75 Correct 196 ms 8376 KB Output is correct
76 Correct 229 ms 8396 KB Output is correct
77 Correct 250 ms 8444 KB Output is correct
78 Correct 332 ms 8484 KB Output is correct
79 Correct 462 ms 8588 KB Output is correct
80 Correct 482 ms 8452 KB Output is correct
81 Correct 635 ms 6432 KB Output is correct
82 Correct 601 ms 6452 KB Output is correct