답안 #32113 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
32113	2017-09-26T06:10:58 Z	TAMREF	스트랩 (JOI14_straps)	C++11	100 / 100	26 ms	33596 KB

straps

#include <bits/stdc++.h>
using namespace std;
using ii = pair<int,int>;
const int ilb = INT_MIN;
int dp[2005][2005], vis[2005][2005];
ii f[2005];
int n;
void input(){
    cin>>n;
    for(int i=0;i<n;i++) cin>>f[i].first>>f[i].second;
    sort(f,f+n,greater<ii>());
    for(int i=0;i<=n;i++) for(int j=0;j<=n;j++) dp[i][j]=ilb;
    dp[0][1]=0;
}
void work(){
    for(int i=0;i<n;i++){
        dp[i+1][0]=dp[i][0];
        for(int j=1,k;j<=n;j++){
            dp[i+1][j]=max(dp[i+1][j],dp[i][j]);
            k=min(n,j+f[i].first-1);
            if(dp[i][j]!=ilb) dp[i+1][k]=max(dp[i+1][k],dp[i][j]+f[i].second);
        }
    }
}
int main(){
    cin.sync_with_stdio(false);cin.tie(0);
    input();
    work();
    printf("%d\n",*max_element(dp[n],dp[n]+n+1));
}

Subtask #1
5.0 / 5.0

#	결과	메모리	Grader output
1	Correct	33596 KB	Output is correct
2	Correct	33596 KB	Output is correct
3	Correct	33596 KB	Output is correct
4	Correct	33596 KB	Output is correct
5	Correct	33596 KB	Output is correct
6	Correct	33596 KB	Output is correct
7	Correct	33596 KB	Output is correct
8	Correct	33596 KB	Output is correct
9	Correct	33596 KB	Output is correct
10	Correct	33596 KB	Output is correct
11	Correct	33596 KB	Output is correct
12	Correct	33596 KB	Output is correct
13	Correct	33596 KB	Output is correct
14	Correct	33596 KB	Output is correct
15	Correct	33596 KB	Output is correct
16	Correct	33596 KB	Output is correct
17	Correct	33596 KB	Output is correct
18	Correct	33596 KB	Output is correct
19	Correct	33596 KB	Output is correct
20	Correct	33596 KB	Output is correct
21	Correct	33596 KB	Output is correct
22	Correct	33596 KB	Output is correct
23	Correct	33596 KB	Output is correct
24	Correct	33596 KB	Output is correct
25	Correct	33596 KB	Output is correct

Subtask #2
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	33596 KB	Output is correct
2	Correct	0 ms	33596 KB	Output is correct
3	Correct	0 ms	33596 KB	Output is correct
4	Correct	0 ms	33596 KB	Output is correct
5	Correct	0 ms	33596 KB	Output is correct
6	Correct	0 ms	33596 KB	Output is correct
7	Correct	0 ms	33596 KB	Output is correct
8	Correct	6 ms	33596 KB	Output is correct
9	Correct	6 ms	33596 KB	Output is correct
10	Correct	0 ms	33596 KB	Output is correct
11	Correct	0 ms	33596 KB	Output is correct
12	Correct	9 ms	33596 KB	Output is correct
13	Correct	13 ms	33596 KB	Output is correct
14	Correct	9 ms	33596 KB	Output is correct
15	Correct	9 ms	33596 KB	Output is correct
16	Correct	19 ms	33596 KB	Output is correct
17	Correct	13 ms	33596 KB	Output is correct
18	Correct	9 ms	33596 KB	Output is correct
19	Correct	9 ms	33596 KB	Output is correct
20	Correct	13 ms	33596 KB	Output is correct
21	Correct	13 ms	33596 KB	Output is correct
22	Correct	6 ms	33596 KB	Output is correct
23	Correct	13 ms	33596 KB	Output is correct
24	Correct	16 ms	33596 KB	Output is correct
25	Correct	16 ms	33596 KB	Output is correct
26	Correct	16 ms	33596 KB	Output is correct
27	Correct	13 ms	33596 KB	Output is correct
28	Correct	6 ms	33596 KB	Output is correct
29	Correct	23 ms	33596 KB	Output is correct
30	Correct	16 ms	33596 KB	Output is correct
31	Correct	13 ms	33596 KB	Output is correct

Subtask #3
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	33596 KB	Output is correct
2	Correct	0 ms	33596 KB	Output is correct
3	Correct	0 ms	33596 KB	Output is correct
4	Correct	0 ms	33596 KB	Output is correct
5	Correct	0 ms	33596 KB	Output is correct
6	Correct	0 ms	33596 KB	Output is correct
7	Correct	0 ms	33596 KB	Output is correct
8	Correct	0 ms	33596 KB	Output is correct
9	Correct	0 ms	33596 KB	Output is correct
10	Correct	3 ms	33596 KB	Output is correct
11	Correct	3 ms	33596 KB	Output is correct
12	Correct	3 ms	33596 KB	Output is correct
13	Correct	0 ms	33596 KB	Output is correct
14	Correct	6 ms	33596 KB	Output is correct
15	Correct	0 ms	33596 KB	Output is correct
16	Correct	0 ms	33596 KB	Output is correct
17	Correct	9 ms	33596 KB	Output is correct
18	Correct	9 ms	33596 KB	Output is correct
19	Correct	9 ms	33596 KB	Output is correct
20	Correct	9 ms	33596 KB	Output is correct
21	Correct	9 ms	33596 KB	Output is correct
22	Correct	9 ms	33596 KB	Output is correct
23	Correct	13 ms	33596 KB	Output is correct
24	Correct	13 ms	33596 KB	Output is correct
25	Correct	13 ms	33596 KB	Output is correct
26	Correct	13 ms	33596 KB	Output is correct
27	Correct	13 ms	33596 KB	Output is correct
28	Correct	19 ms	33596 KB	Output is correct
29	Correct	23 ms	33596 KB	Output is correct
30	Correct	9 ms	33596 KB	Output is correct
31	Correct	13 ms	33596 KB	Output is correct
32	Correct	9 ms	33596 KB	Output is correct
33	Correct	16 ms	33596 KB	Output is correct

Subtask #4
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	13 ms	33596 KB	Output is correct
2	Correct	13 ms	33596 KB	Output is correct
3	Correct	13 ms	33596 KB	Output is correct
4	Correct	13 ms	33596 KB	Output is correct
5	Correct	13 ms	33596 KB	Output is correct
6	Correct	13 ms	33596 KB	Output is correct
7	Correct	13 ms	33596 KB	Output is correct
8	Correct	13 ms	33596 KB	Output is correct
9	Correct	13 ms	33596 KB	Output is correct
10	Correct	13 ms	33596 KB	Output is correct
11	Correct	26 ms	33596 KB	Output is correct
12	Correct	13 ms	33596 KB	Output is correct
13	Correct	13 ms	33596 KB	Output is correct
14	Correct	19 ms	33596 KB	Output is correct
15	Correct	13 ms	33596 KB	Output is correct
16	Correct	13 ms	33596 KB	Output is correct
17	Correct	9 ms	33596 KB	Output is correct
18	Correct	9 ms	33596 KB	Output is correct
19	Correct	16 ms	33596 KB	Output is correct
20	Correct	19 ms	33596 KB	Output is correct
21	Correct	9 ms	33596 KB	Output is correct
22	Correct	16 ms	33596 KB	Output is correct
23	Correct	16 ms	33596 KB	Output is correct
24	Correct	16 ms	33596 KB	Output is correct
25	Correct	13 ms	33596 KB	Output is correct

답안 #32113

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 5.0 / 5.0

Subtask #3 45.0 / 45.0

Subtask #4 45.0 / 45.0

Subtask #1
5.0 / 5.0

Subtask #2
5.0 / 5.0

Subtask #3
45.0 / 45.0

Subtask #4
45.0 / 45.0