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Submission #890233

# Submission time Handle Problem Language Result Execution time Memory
890233 2023-12-20T18:02:27 Z amirhoseinfar1385 Copy and Paste 3 (JOI22_copypaste3) C++17
1 / 100
 21 ms 99116 KB 
#include<bits/stdc++.h>
using namespace std;
const long long maxn=2500+10;
long long lcp[maxn][maxn],nxt[maxn][maxn],n;
long long dp[maxn][maxn],a,b,c,inf=1e15;
string s;
int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin>>n>>s;
	cin>>a>>b>>c;
	for(long long i=n-1;i>=0;i--){
		for(long long j=i+1;j<n;j++){
			if(s[i]==s[j]){
				lcp[i][j]=lcp[i+1][j+1]+1;
			}
		}
	}
	for(long long i=0;i<maxn;i++){
		for(long long j=0;j<maxn;j++){
			nxt[i][j]=n+3;
		}
	}
	for(long long i=0;i<n;i++){
		for(long long j=n-1;j>i;j--){
			nxt[i][min(lcp[i][j],j-i)]=j;
		}
		for(long long j=n;j>=0;j--){
			nxt[i][j]=min(nxt[i][j],nxt[i][j+1]);
		}
	}
	for(long long i=0;i<maxn;i++){
		for(long long j=0;j<maxn;j++){
			dp[i][j]=inf;
		}
	}
	for(long long i=n-1;i>=0;i--){
		dp[i][i]=a;
		for(long long j=1;j<n;j++){
			long long ted=2;
			long long z=dp[i][j+i-1];
			for(long long h=nxt[i][j];h!=n+3;h=nxt[h][j]){
			//	cout<<i<<" "<<h<<" "<<j<<" "<<ted<<" "<<z<<" "<<endl;
				dp[i][h+j-1]=min(dp[i][h+j-1],z+ted*c+b+a*(h+j-i-(ted*j)));
				ted++;
			}
		}
		for(long long j=i+1;j<n;j++){
			dp[i][j]=min(dp[i][j],min(dp[i+1][j],dp[i][j-1])+a);
		}
	}
	cout<<dp[0][n-1]<<"\n";
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 98908 KB Output is correct
2 Correct 16 ms 98908 KB Output is correct
3 Correct 16 ms 99064 KB Output is correct
4 Correct 16 ms 98904 KB Output is correct
5 Correct 17 ms 98908 KB Output is correct
6 Correct 17 ms 99048 KB Output is correct
7 Correct 16 ms 98908 KB Output is correct
8 Correct 18 ms 98868 KB Output is correct
9 Correct 16 ms 99032 KB Output is correct
10 Correct 17 ms 99056 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 16 ms 99116 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 98908 KB Output is correct
2 Correct 16 ms 98908 KB Output is correct
3 Correct 16 ms 99064 KB Output is correct
4 Correct 16 ms 98904 KB Output is correct
5 Correct 17 ms 98908 KB Output is correct
6 Correct 17 ms 99048 KB Output is correct
7 Correct 16 ms 98908 KB Output is correct
8 Correct 18 ms 98868 KB Output is correct
9 Correct 16 ms 99032 KB Output is correct
10 Correct 17 ms 99056 KB Output is correct
11 Incorrect 16 ms 98908 KB Output isn't correct
12 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 98908 KB Output is correct
2 Correct 16 ms 98908 KB Output is correct
3 Correct 16 ms 99064 KB Output is correct
4 Correct 16 ms 98904 KB Output is correct
5 Correct 17 ms 98908 KB Output is correct
6 Correct 17 ms 99048 KB Output is correct
7 Correct 16 ms 98908 KB Output is correct
8 Correct 18 ms 98868 KB Output is correct
9 Correct 16 ms 99032 KB Output is correct
10 Correct 17 ms 99056 KB Output is correct
11 Incorrect 16 ms 98908 KB Output isn't correct
12 Halted 0 ms 0 KB -

Subtask #5
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 98908 KB Output is correct
2 Correct 16 ms 98908 KB Output is correct
3 Correct 16 ms 99064 KB Output is correct
4 Correct 16 ms 98904 KB Output is correct
5 Correct 17 ms 98908 KB Output is correct
6 Correct 17 ms 99048 KB Output is correct
7 Correct 16 ms 98908 KB Output is correct
8 Correct 18 ms 98868 KB Output is correct
9 Correct 16 ms 99032 KB Output is correct
10 Correct 17 ms 99056 KB Output is correct
11 Incorrect 16 ms 98908 KB Output isn't correct
12 Halted 0 ms 0 KB -

Subtask #6
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 98908 KB Output is correct
2 Correct 16 ms 98908 KB Output is correct
3 Correct 16 ms 99064 KB Output is correct
4 Correct 16 ms 98904 KB Output is correct
5 Correct 17 ms 98908 KB Output is correct
6 Correct 17 ms 99048 KB Output is correct
7 Correct 16 ms 98908 KB Output is correct
8 Correct 18 ms 98868 KB Output is correct
9 Correct 16 ms 99032 KB Output is correct
10 Correct 17 ms 99056 KB Output is correct
11 Incorrect 16 ms 99116 KB Output isn't correct
12 Halted 0 ms 0 KB -