답안 #1001992

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1001992	2024-06-19T09:01:34 Z	LOLOLO	Trains (BOI24_trains)	C++17	21 / 100	2000 ms	2908 KB

Main

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
 
#define           f     first
#define           s     second
#define           pb    push_back
#define           ep    emplace
#define           eb    emplace_back
#define           lb    lower_bound
#define           ub    upper_bound
#define       all(x)    x.begin(), x.end()
#define      rall(x)    x.rbegin(), x.rend()
#define   uniquev(v)    sort(all(v)), (v).resize(unique(all(v)) - (v).begin())
#define     mem(f,x)    memset(f , x , sizeof(f))
#define        sz(x)    (ll)(x).size()
#define  __lcm(a, b)    (1ll * ((a) / __gcd((a), (b))) * (b))
#define          mxx    *max_element
#define          mnn    *min_element
#define    cntbit(x)    __builtin_popcountll(x)
#define       len(x)    (int)(x.length())
 
const int N = 3e5 + 10;
int d[N], x[N], dp[N], mod = 1e9 + 7;

ll solve() {
    int n;
    cin >> n;
    for (int i = 1; i <= n; i++)
        cin >> d[i] >> x[i];

    for (int i = n; i >= 1; i--) {
        dp[i] = 1;
        if (d[i] == 0)
            continue;

        for (int j = 1; j <= x[i] && j * d[i] + i <= n; j++) {
            dp[i] = (dp[i] + dp[j * d[i] + i]) % mod;
        }
    }

    return dp[1];
}
 
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
 
 
    int t = 1;
    //cin >> t;
 
    while (t--) {
        cout << solve() << '\n';
    }
 
    return 0;
}

Subtask #1
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 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	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	388 KB	Output is correct
8	Correct	0 ms	604 KB	Output is correct
9	Correct	0 ms	464 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 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	1 ms	344 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	464 KB	Output is correct

Subtask #2
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 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	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	388 KB	Output is correct
8	Correct	0 ms	604 KB	Output is correct
9	Correct	0 ms	464 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 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	1 ms	344 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	464 KB	Output is correct
20	Correct	11 ms	548 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	2 ms	568 KB	Output is correct
23	Correct	65 ms	564 KB	Output is correct
24	Correct	1 ms	604 KB	Output is correct
25	Correct	6 ms	604 KB	Output is correct
26	Correct	37 ms	560 KB	Output is correct
27	Correct	131 ms	628 KB	Output is correct
28	Correct	21 ms	604 KB	Output is correct
29	Correct	178 ms	604 KB	Output is correct
30	Correct	2 ms	600 KB	Output is correct
31	Correct	90 ms	688 KB	Output is correct
32	Correct	180 ms	604 KB	Output is correct
33	Correct	2 ms	604 KB	Output is correct
34	Correct	1 ms	472 KB	Output is correct
35	Correct	2 ms	604 KB	Output is correct
36	Correct	9 ms	604 KB	Output is correct

Subtask #3
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	65 ms	348 KB	Output is correct
3	Correct	37 ms	348 KB	Output is correct
4	Correct	131 ms	624 KB	Output is correct
5	Correct	6 ms	1628 KB	Output is correct
6	Execution timed out	2091 ms	2236 KB	Time limit exceeded
7	Halted	0 ms	0 KB	-

Subtask #4
0 / 34.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1122 ms	1776 KB	Output is correct
2	Correct	838 ms	1392 KB	Output is correct
3	Execution timed out	2091 ms	2908 KB	Time limit exceeded
4	Halted	0 ms	0 KB	-

Subtask #5
0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 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	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	388 KB	Output is correct
8	Correct	0 ms	604 KB	Output is correct
9	Correct	0 ms	464 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	1 ms	344 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	1 ms	344 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	464 KB	Output is correct
20	Correct	11 ms	548 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	2 ms	568 KB	Output is correct
23	Correct	65 ms	564 KB	Output is correct
24	Correct	1 ms	604 KB	Output is correct
25	Correct	6 ms	604 KB	Output is correct
26	Correct	37 ms	560 KB	Output is correct
27	Correct	131 ms	628 KB	Output is correct
28	Correct	21 ms	604 KB	Output is correct
29	Correct	178 ms	604 KB	Output is correct
30	Correct	2 ms	600 KB	Output is correct
31	Correct	90 ms	688 KB	Output is correct
32	Correct	180 ms	604 KB	Output is correct
33	Correct	2 ms	604 KB	Output is correct
34	Correct	1 ms	472 KB	Output is correct
35	Correct	2 ms	604 KB	Output is correct
36	Correct	9 ms	604 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct
38	Correct	65 ms	348 KB	Output is correct
39	Correct	37 ms	348 KB	Output is correct
40	Correct	131 ms	624 KB	Output is correct
41	Correct	6 ms	1628 KB	Output is correct
42	Execution timed out	2091 ms	2236 KB	Time limit exceeded
43	Halted	0 ms	0 KB	-

답안 #1001992

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 13.0 / 13.0

Subtask #3 0 / 16.0

Subtask #4 0 / 34.0

Subtask #5 0 / 29.0

Subtask #1
8.0 / 8.0

Subtask #2
13.0 / 13.0

Subtask #3
0 / 16.0

Subtask #4
0 / 34.0

Subtask #5
0 / 29.0