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답안 #548691

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
548691 2022-04-14T09:16:57 Z cpp219 Self Study (JOI22_ho_t2) C++17
100 / 100
 280 ms 9120 KB 
#include<bits/stdc++.h>
#define ll long long
#define ld long double
#define fs first
#define sc second
#define debug(y) cout<<y,exit(0)
using namespace std;
typedef pair<ll,ll> LL;
const ll N = 3e5 + 9;
const ll inf = 1e18 + 7;

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

bool chk(ll tar){
    ll spare = 0;
    for (ll i = 1;i <= n;i++){
        ll mx = max(a[i],b[i]);
        if (m*mx > tar) spare += m - ceil((ld)tar/mx);
        else spare -= ceil((ld)(tar - mx*m)/b[i]);
    }
    return (spare >= 0);
}

int main(){
    ios_base::sync_with_stdio(NULL); cin.tie(0); cout.tie(0);
    #define task "tst"
    if (fopen(task".inp","r")){
        freopen(task".inp","r",stdin);
        //freopen(task".out","w",stdout);
    }
    cin>>n>>m;
    for (ll i = 1;i <= n;i++) cin>>a[i];
    for (ll i = 1;i <= n;i++) cin>>b[i];
    ll l,mid,h; l = 1; h = inf; //debug(chk(18));
    while(l <= h){
        mid = (l + h)/2;
        if (chk(mid)) l = mid + 1;
        else h = mid - 1;
    }
    cout<<h;
}
/// be confident

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:28:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   28 |         freopen(task".inp","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

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 1 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 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 12 ms 340 KB Output is correct
11 Correct 224 ms 2764 KB Output is correct
12 Correct 218 ms 2632 KB Output is correct
13 Correct 219 ms 2604 KB Output is correct
14 Correct 209 ms 2864 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 165 ms 2560 KB Output is correct
17 Correct 228 ms 2544 KB Output is correct
18 Correct 223 ms 2764 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 165 ms 2560 KB Output is correct
3 Correct 228 ms 2544 KB Output is correct
4 Correct 223 ms 2764 KB Output is correct
5 Correct 1 ms 340 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 0 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 139 ms 1444 KB Output is correct
14 Correct 111 ms 1108 KB Output is correct
15 Correct 93 ms 900 KB Output is correct
16 Correct 97 ms 776 KB Output is correct
17 Correct 2 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 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 4 ms 340 KB Output is correct
23 Correct 9 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 1 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 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 12 ms 340 KB Output is correct
11 Correct 224 ms 2764 KB Output is correct
12 Correct 218 ms 2632 KB Output is correct
13 Correct 219 ms 2604 KB Output is correct
14 Correct 209 ms 2864 KB Output is correct
15 Correct 1 ms 340 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 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 0 ms 212 KB Output is correct
23 Correct 139 ms 1444 KB Output is correct
24 Correct 111 ms 1108 KB Output is correct
25 Correct 93 ms 900 KB Output is correct
26 Correct 97 ms 776 KB Output is correct
27 Correct 2 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 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 4 ms 340 KB Output is correct
33 Correct 9 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 165 ms 2560 KB Output is correct
36 Correct 228 ms 2544 KB Output is correct
37 Correct 223 ms 2764 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 340 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 1 ms 324 KB Output is correct
45 Correct 16 ms 372 KB Output is correct
46 Correct 24 ms 408 KB Output is correct
47 Correct 4 ms 340 KB Output is correct
48 Correct 86 ms 724 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 14 ms 368 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 137 ms 1356 KB Output is correct
56 Correct 97 ms 1108 KB Output is correct
57 Correct 86 ms 1108 KB Output is correct

Subtask #4
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 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 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 139 ms 1444 KB Output is correct
10 Correct 111 ms 1108 KB Output is correct
11 Correct 93 ms 900 KB Output is correct
12 Correct 97 ms 776 KB Output is correct
13 Correct 2 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 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 4 ms 340 KB Output is correct
19 Correct 9 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 165 ms 2560 KB Output is correct
22 Correct 228 ms 2544 KB Output is correct
23 Correct 223 ms 2764 KB Output is correct
24 Correct 122 ms 672 KB Output is correct
25 Correct 138 ms 1356 KB Output is correct
26 Correct 60 ms 460 KB Output is correct
27 Correct 230 ms 2660 KB Output is correct
28 Correct 228 ms 2652 KB Output is correct
29 Correct 265 ms 2604 KB Output is correct
30 Correct 231 ms 2624 KB Output is correct
31 Correct 248 ms 2632 KB Output is correct
32 Correct 179 ms 3832 KB Output is correct
33 Correct 280 ms 9120 KB Output is correct
34 Correct 171 ms 3916 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 1 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 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 12 ms 340 KB Output is correct
11 Correct 224 ms 2764 KB Output is correct
12 Correct 218 ms 2632 KB Output is correct
13 Correct 219 ms 2604 KB Output is correct
14 Correct 209 ms 2864 KB Output is correct
15 Correct 1 ms 340 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 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 0 ms 212 KB Output is correct
23 Correct 139 ms 1444 KB Output is correct
24 Correct 111 ms 1108 KB Output is correct
25 Correct 93 ms 900 KB Output is correct
26 Correct 97 ms 776 KB Output is correct
27 Correct 2 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 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 4 ms 340 KB Output is correct
33 Correct 9 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 340 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 324 KB Output is correct
41 Correct 16 ms 372 KB Output is correct
42 Correct 24 ms 408 KB Output is correct
43 Correct 4 ms 340 KB Output is correct
44 Correct 86 ms 724 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 14 ms 368 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 137 ms 1356 KB Output is correct
52 Correct 97 ms 1108 KB Output is correct
53 Correct 86 ms 1108 KB Output is correct
54 Correct 122 ms 672 KB Output is correct
55 Correct 138 ms 1356 KB Output is correct
56 Correct 60 ms 460 KB Output is correct
57 Correct 230 ms 2660 KB Output is correct
58 Correct 228 ms 2652 KB Output is correct
59 Correct 265 ms 2604 KB Output is correct
60 Correct 231 ms 2624 KB Output is correct
61 Correct 248 ms 2632 KB Output is correct
62 Correct 179 ms 3832 KB Output is correct
63 Correct 280 ms 9120 KB Output is correct
64 Correct 171 ms 3916 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 165 ms 2560 KB Output is correct
67 Correct 228 ms 2544 KB Output is correct
68 Correct 223 ms 2764 KB Output is correct
69 Correct 67 ms 1196 KB Output is correct
70 Correct 32 ms 532 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 64 ms 1492 KB Output is correct
73 Correct 6 ms 596 KB Output is correct
74 Correct 1 ms 340 KB Output is correct
75 Correct 234 ms 8480 KB Output is correct
76 Correct 248 ms 8460 KB Output is correct
77 Correct 237 ms 8464 KB Output is correct
78 Correct 265 ms 8524 KB Output is correct
79 Correct 256 ms 8428 KB Output is correct
80 Correct 269 ms 8484 KB Output is correct
81 Correct 220 ms 6472 KB Output is correct
82 Correct 242 ms 6472 KB Output is correct