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Submission #463809

# Submission time Handle Problem Language Result Execution time Memory
463809 2021-08-11T19:24:25 Z AdamGS Exam (eJOI20_exam) C++14
0 / 100
 1000 ms 30160 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const int LIM=5007;
map<int,int>mp;
int a[LIM], b[LIM], ile[LIM][LIM], dp[LIM];
int main() {
	ios_base::sync_with_stdio(0); cin.tie(0);
	int n;
	cin >> n;
	rep(i, n) cin >> a[i];
	rep(i, n) cin >> b[i];
	rep(i, n) {
		mp.clear();
		int ma=0;
		for(int j=i; j<n; ++j) {
			++mp[b[j]];
			ma=max(ma, a[j]);
			ile[i][j]=mp[ma];
		}
	}
	rep(i, n) {
		rep(j, i+1) {
			if(j) {
				dp[i]=max(dp[i], dp[j-1]+ile[j][i]);
			} else {
				dp[i]=max(dp[i], ile[j][i]);
			}
		}
	}
	cout << dp[n-1] << '\n';
}

Subtask #1
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Incorrect 1 ms 332 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 6220 KB Output is correct
2 Runtime error 6 ms 460 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1081 ms 30160 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Incorrect 1 ms 332 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #6
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Incorrect 1 ms 332 KB Output isn't correct
6 Halted 0 ms 0 KB -