Submission #803728

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
803728	2023-08-03T05:42:35 Z	vjudge1	Self Study (JOI22_ho_t2)	C++17	0 / 100	433 ms	5020 KB

Main

#ifdef Home
#define _GLIBCXX_DEBUG
#endif // Home

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;

main() {
#ifdef Home
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif // Home
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    
    ll n, m;
    cin >> n >> m;
    vector < ll > A(n), B(n);
    for(auto &i : A) {
        cin >> i;
    }
    for(auto &i : B) {
        cin >> i;
    }
    ll l = 0, r = 2e18, mid, a, b, c;
    for(; l + 1 < r;) {
        mid = (l + r) / 2;
        c = 0;
        for(int i = 0; i < n; ++ i) {
            a = mid;
            if(B[i] >= A[i]) {
                c += m - (a + B[i] - 1) / B[i];
            } else {
                b = min(m, (a + A[i] - 1) / A[i]);
                c += m - b;
                a = max(0ll, a - b * A[i]);
                c -= (a + B[i] - 1) / B[i];
            }
        }
        (c < 0 ? r : l) = mid;
    }
    cout << l;
} 

Compilation message

Main.cpp:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main() {
      | ^~~~

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	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	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	4 ms	340 KB	Output is correct
11	Correct	196 ms	5012 KB	Output is correct
12	Correct	208 ms	5004 KB	Output is correct
13	Correct	139 ms	5020 KB	Output is correct
14	Incorrect	433 ms	5004 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	Verdict	Execution time	Memory	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	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	73 ms	2644 KB	Output is correct
10	Correct	49 ms	1876 KB	Output is correct
11	Correct	37 ms	1492 KB	Output is correct
12	Correct	30 ms	1236 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	Incorrect	5 ms	340 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	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	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	4 ms	340 KB	Output is correct
11	Correct	196 ms	5012 KB	Output is correct
12	Correct	208 ms	5004 KB	Output is correct
13	Correct	139 ms	5020 KB	Output is correct
14	Incorrect	433 ms	5004 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	Verdict	Execution time	Memory	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	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	73 ms	2644 KB	Output is correct
10	Correct	49 ms	1876 KB	Output is correct
11	Correct	37 ms	1492 KB	Output is correct
12	Correct	30 ms	1236 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	Incorrect	5 ms	340 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	Verdict	Execution time	Memory	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	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	4 ms	340 KB	Output is correct
11	Correct	196 ms	5012 KB	Output is correct
12	Correct	208 ms	5004 KB	Output is correct
13	Correct	139 ms	5020 KB	Output is correct
14	Incorrect	433 ms	5004 KB	Output isn't correct
15	Halted	0 ms	0 KB	-