Submission #109290

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
109290	2019-05-06T05:57:46 Z	b2563125	Boat (APIO16_boat)	C++14	9 / 100	6 ms	512 KB

boat

#include<iostream>
#include<algorithm>
#include<vector>
using namespace std;
#define vel vector<int>
#define rep(i,n) for(int i=0;i<n;i++)
int pr = 1000000007;
int ref(int &a) {
	a = a % pr;
	a += pr;
	a = a % pr;
	return a;
}
int main() {
	int n;
	cin >> n;
	vel a(n);
	vel b(n);
	rep(i, n) { cin >> a[i] >> b[i]; }
	vel ans(n, 1);
	int ret = 0;
	rep(i, n) {
		rep(j, i) {
			if (a[j] < a[i]) { ans[i] += ans[j]; ref(ans[i]); }
		}
		ret += ans[i]; ref(ret);
	}
	cout << ret << endl;
	return 0;
}

Subtask #1

9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	4 ms	384 KB	Output is correct
5	Correct	5 ms	512 KB	Output is correct
6	Correct	5 ms	256 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	5 ms	384 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	5 ms	256 KB	Output is correct
11	Correct	5 ms	256 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	6 ms	256 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	4 ms	384 KB	Output is correct
17	Correct	4 ms	256 KB	Output is correct
18	Correct	3 ms	256 KB	Output is correct
19	Correct	3 ms	256 KB	Output is correct
20	Correct	3 ms	256 KB	Output is correct

Subtask #2

0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	4 ms	384 KB	Output is correct
5	Correct	5 ms	512 KB	Output is correct
6	Correct	5 ms	256 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	5 ms	384 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	5 ms	256 KB	Output is correct
11	Correct	5 ms	256 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	6 ms	256 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	4 ms	384 KB	Output is correct
17	Correct	4 ms	256 KB	Output is correct
18	Correct	3 ms	256 KB	Output is correct
19	Correct	3 ms	256 KB	Output is correct
20	Correct	3 ms	256 KB	Output is correct
21	Incorrect	3 ms	384 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	2 ms	256 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #4

0 / 42.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	4 ms	384 KB	Output is correct
5	Correct	5 ms	512 KB	Output is correct
6	Correct	5 ms	256 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	5 ms	384 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	5 ms	256 KB	Output is correct
11	Correct	5 ms	256 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	6 ms	256 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	4 ms	384 KB	Output is correct
17	Correct	4 ms	256 KB	Output is correct
18	Correct	3 ms	256 KB	Output is correct
19	Correct	3 ms	256 KB	Output is correct
20	Correct	3 ms	256 KB	Output is correct
21	Incorrect	3 ms	384 KB	Output isn't correct
22	Halted	0 ms	0 KB	-