Submission #672244

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
672244	2022-12-15T08:04:51 Z	Dan4Life	Boat (APIO16_boat)	C++17	9 / 100	1 ms	316 KB

boat

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define fi first
#define se second
const int maxn = 5e2+10;
const int MOD = (int)1e9+7;
pair<int,int> a[maxn];
int dp[maxn];
int n;

int32_t main() {
	cin >> n; int ans = 0;
	for(int i = 0; i < n; i++) cin >> a[i].fi >> a[i].se;
	for(int i = 0; i < n; i++){
		dp[i] = 1;
		for(int j = 0; j < i; j++) if(a[i].fi > a[j].fi) dp[i]+=dp[j], dp[i]%=MOD;
		ans+=dp[i]; ans%=MOD;
	}
	cout << ans;
}

Subtask #1

9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	312 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	308 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	316 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	308 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	224 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	312 KB	Output is correct

Subtask #2

0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	312 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	308 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	316 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	308 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	224 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	312 KB	Output is correct
21	Incorrect	1 ms	212 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	212 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #4

0 / 42.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	312 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	308 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	316 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	308 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	224 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	312 KB	Output is correct
21	Incorrect	1 ms	212 KB	Output isn't correct
22	Halted	0 ms	0 KB	-