#include <bits/stdc++.h>
#define int long long
using namespace std;
int dp[2005][2005];
pair<int, int> a[2005];
int maxdp[2005][2005];
signed main()
{
int n;
cin>>n;
for(int i=1; i<=n; i++)
{
cin>>a[i].first>>a[i].second;
a[i].first--;
}
sort(a+1, a+n+1);
for(int i=1; i<=n/2; i++)
{
swap(a[i], a[n+1-i]);
}
for(int i=0; i<=n+1; i++)
{
dp[0][i]=-100000000000;
}
for(int i=n+1; i>1; i--)
{
maxdp[0][i]=-100000000000;
}
dp[0][1]=0;
for(int i=1; i<=n; i++)
{
for(int j=0; j<=n+1; j++)
{
dp[i][j]=dp[i-1][j];
}
for(int j=a[i].first+1; j<=n; j++)
{
dp[i][j]=max(dp[i][j], dp[i-1][j-a[i].first]+a[i].second);
}
dp[i][0]=max(dp[i-1][0], maxdp[i-1][1]+a[i].second);
dp[i][n]=max(dp[i][n], maxdp[i-1][max(1ll, n-a[i].first)]+a[i].second);
maxdp[i][n+1]=dp[i][n+1];
for(int j=n; j>=1; j--)
{
maxdp[i][j]=max(maxdp[i][j+1], dp[i][j]);
}
}
// for(int i=1; i<=n; i++)
// {
// for(int j=1; j<=n; j++)
// {
// cout<<dp[i][j]<<" ";
// }
// cout<<endl;
// }
int ans=0;
for(int i=0; i<=n; i++)
{
ans=max(ans, dp[n][i]);
}
cout<<ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
504 KB |
Output is correct |
| 4 |
Correct |
2 ms |
380 KB |
Output is correct |
| 5 |
Correct |
2 ms |
504 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
504 KB |
Output is correct |
| 9 |
Correct |
2 ms |
504 KB |
Output is correct |
| 10 |
Correct |
2 ms |
504 KB |
Output is correct |
| 11 |
Correct |
2 ms |
504 KB |
Output is correct |
| 12 |
Correct |
2 ms |
504 KB |
Output is correct |
| 13 |
Correct |
2 ms |
504 KB |
Output is correct |
| 14 |
Correct |
2 ms |
504 KB |
Output is correct |
| 15 |
Correct |
2 ms |
504 KB |
Output is correct |
| 16 |
Correct |
2 ms |
504 KB |
Output is correct |
| 17 |
Correct |
2 ms |
504 KB |
Output is correct |
| 18 |
Correct |
2 ms |
504 KB |
Output is correct |
| 19 |
Correct |
2 ms |
504 KB |
Output is correct |
| 20 |
Correct |
2 ms |
504 KB |
Output is correct |
| 21 |
Correct |
2 ms |
504 KB |
Output is correct |
| 22 |
Correct |
2 ms |
504 KB |
Output is correct |
| 23 |
Correct |
2 ms |
376 KB |
Output is correct |
| 24 |
Correct |
2 ms |
504 KB |
Output is correct |
| 25 |
Correct |
2 ms |
504 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
476 KB |
Output is correct |
| 2 |
Correct |
3 ms |
1276 KB |
Output is correct |
| 3 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 4 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 5 |
Correct |
3 ms |
1276 KB |
Output is correct |
| 6 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 7 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 8 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 9 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 10 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 11 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 12 |
Correct |
72 ms |
63196 KB |
Output is correct |
| 13 |
Correct |
74 ms |
63204 KB |
Output is correct |
| 14 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 15 |
Correct |
73 ms |
63128 KB |
Output is correct |
| 16 |
Correct |
73 ms |
63124 KB |
Output is correct |
| 17 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 18 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 19 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 20 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 21 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 22 |
Correct |
72 ms |
63224 KB |
Output is correct |
| 23 |
Correct |
72 ms |
63224 KB |
Output is correct |
| 24 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 25 |
Correct |
72 ms |
63224 KB |
Output is correct |
| 26 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 27 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 28 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 29 |
Correct |
82 ms |
63224 KB |
Output is correct |
| 30 |
Correct |
71 ms |
63096 KB |
Output is correct |
| 31 |
Correct |
71 ms |
63224 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 2 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 3 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 4 |
Correct |
3 ms |
1276 KB |
Output is correct |
| 5 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 6 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 7 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 8 |
Correct |
3 ms |
1272 KB |
Output is correct |
| 9 |
Correct |
27 ms |
24092 KB |
Output is correct |
| 10 |
Correct |
28 ms |
24056 KB |
Output is correct |
| 11 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 12 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 13 |
Correct |
44 ms |
24184 KB |
Output is correct |
| 14 |
Correct |
27 ms |
24056 KB |
Output is correct |
| 15 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 16 |
Correct |
26 ms |
24056 KB |
Output is correct |
| 17 |
Correct |
73 ms |
63300 KB |
Output is correct |
| 18 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 19 |
Correct |
74 ms |
63224 KB |
Output is correct |
| 20 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 21 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 22 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 23 |
Correct |
74 ms |
63096 KB |
Output is correct |
| 24 |
Correct |
74 ms |
63096 KB |
Output is correct |
| 25 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 26 |
Correct |
74 ms |
63224 KB |
Output is correct |
| 27 |
Correct |
74 ms |
63096 KB |
Output is correct |
| 28 |
Correct |
81 ms |
63224 KB |
Output is correct |
| 29 |
Correct |
83 ms |
63096 KB |
Output is correct |
| 30 |
Correct |
74 ms |
63224 KB |
Output is correct |
| 31 |
Correct |
83 ms |
63096 KB |
Output is correct |
| 32 |
Correct |
76 ms |
63224 KB |
Output is correct |
| 33 |
Correct |
75 ms |
63200 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
74 ms |
63096 KB |
Output is correct |
| 2 |
Correct |
78 ms |
63280 KB |
Output is correct |
| 3 |
Correct |
80 ms |
63224 KB |
Output is correct |
| 4 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 5 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 6 |
Correct |
83 ms |
63200 KB |
Output is correct |
| 7 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 8 |
Correct |
73 ms |
63188 KB |
Output is correct |
| 9 |
Correct |
73 ms |
63096 KB |
Output is correct |
| 10 |
Correct |
73 ms |
63172 KB |
Output is correct |
| 11 |
Correct |
73 ms |
63196 KB |
Output is correct |
| 12 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 13 |
Correct |
73 ms |
63196 KB |
Output is correct |
| 14 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 15 |
Correct |
74 ms |
63224 KB |
Output is correct |
| 16 |
Correct |
74 ms |
63168 KB |
Output is correct |
| 17 |
Correct |
73 ms |
63224 KB |
Output is correct |
| 18 |
Correct |
75 ms |
63224 KB |
Output is correct |
| 19 |
Correct |
71 ms |
63224 KB |
Output is correct |
| 20 |
Correct |
71 ms |
63224 KB |
Output is correct |
| 21 |
Correct |
73 ms |
63120 KB |
Output is correct |
| 22 |
Correct |
72 ms |
63096 KB |
Output is correct |
| 23 |
Correct |
81 ms |
63224 KB |
Output is correct |
| 24 |
Correct |
86 ms |
63100 KB |
Output is correct |
| 25 |
Correct |
74 ms |
63196 KB |
Output is correct |
