oj.uz

Submission #125036

# Submission time Handle Problem Language Result Execution time Memory
125036 2019-07-04T12:28:06 Z ansol4328 None (KOI17_cook) C++11
100 / 100
 633 ms 74272 KB 
#include<stdio.h>
#include<deque>
#include<utility>
#include<algorithm>

using namespace std;
typedef pair<int,int> P;

int n, m, s, e, t;
int xy[3005][3005], lst[3005];
int dp[3005][3005], sum[3005][3005];
deque<P> dq[3005];
P mval[3005][3];
const int INF=1e9;

void set_mval(int idx)
{
    mval[idx][0]=mval[idx][1]=mval[idx][2]=P(INF,INF);
    for(int i=1 ; i<=n ; i++)
    {
        if(mval[idx][0].first>dp[i][idx])
        {
            mval[idx][2]=mval[idx][1];
            mval[idx][1]=mval[idx][0];
            mval[idx][0]=P(dp[i][idx],i);
        }
        else if(mval[idx][1].first>dp[i][idx])
        {
            mval[idx][2]=mval[idx][1];
            mval[idx][1]=P(dp[i][idx],i);
        }
        else if(mval[idx][2].first>dp[i][idx])
        {
            mval[idx][2]=P(dp[i][idx],i);
        }
    }
}

int get_mval(int idx, int t)
{
    if(lst[t]!=mval[idx][0].second && t!=mval[idx][0].second) return mval[idx][0].first;
    if(lst[t]!=mval[idx][1].second && t!=mval[idx][1].second) return mval[idx][1].first;
    return mval[idx][2].first;
}

int main()
{
    scanf("%d %d %d %d %d",&n,&m,&s,&e,&t);
    for(int i=1 ; i<=n ; i++)
    {
        for(int j=1 ; j<=m ; j++)
        {
            scanf("%d",&xy[i][j]);
            sum[i][j]=xy[i][j]+sum[i][j-1];
            dp[i][j]=INF;
            if(j>=s && j<=e) dp[i][j]=sum[i][j];
        }
    }
    for(int i=1 ; i<=n ; i++) scanf("%d",&lst[i]);
    for(int i=1 ; i<=min(m,2*s) ; i++) set_mval(i);
    for(int j=2*s ; j<=m ; j++)
    {
        for(int i=1 ; i<=n ; i++)
        {
            P val=P(get_mval(j-s,i)-sum[i][j-s],j-s);
            while(!dq[i].empty() && dq[i].back().first>val.first) dq[i].pop_back();
            dq[i].push_back(val);
            while(!dq[i].empty() && dq[i].front().second<j-e) dq[i].pop_front();
            dp[i][j]=min(dp[i][j],dq[i][0].first+sum[i][j]+t);
        }
        set_mval(j);
    }
    for(int j=max(s,m-s+1) ; j<m ; j++)
    {
        for(int i=1 ; i<=n ; i++)
        {
            dp[i][m]=min(dp[i][m],get_mval(j,i)-sum[i][j]+sum[i][m]+t);
        }
    }
    int res=INF;
    for(int i=1 ; i<=n ; i++) res=min(res,dp[i][m]);
    printf("%d",res);
    return 0;
}

Compilation message

cook.cpp: In function 'int main()':
cook.cpp:48:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d %d %d",&n,&m,&s,&e,&t);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cook.cpp:53:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d",&xy[i][j]);
             ~~~~~^~~~~~~~~~~~~~~~
cook.cpp:59:36: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1 ; i<=n ; i++) scanf("%d",&lst[i]);
                               ~~~~~^~~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3064 KB Output is correct
2 Correct 5 ms 3064 KB Output is correct
3 Correct 5 ms 2936 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 5 ms 3064 KB Output is correct
6 Correct 5 ms 2936 KB Output is correct
7 Correct 4 ms 2936 KB Output is correct
8 Correct 5 ms 3064 KB Output is correct
9 Correct 5 ms 3064 KB Output is correct
10 Correct 4 ms 2684 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3064 KB Output is correct
2 Correct 5 ms 3064 KB Output is correct
3 Correct 5 ms 2936 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 5 ms 3064 KB Output is correct
6 Correct 5 ms 2936 KB Output is correct
7 Correct 4 ms 2936 KB Output is correct
8 Correct 5 ms 3064 KB Output is correct
9 Correct 5 ms 3064 KB Output is correct
10 Correct 21 ms 7544 KB Output is correct
11 Correct 17 ms 7032 KB Output is correct
12 Correct 23 ms 7544 KB Output is correct
13 Correct 18 ms 7048 KB Output is correct
14 Correct 22 ms 7516 KB Output is correct
15 Correct 22 ms 7544 KB Output is correct
16 Correct 23 ms 7544 KB Output is correct
17 Correct 15 ms 5880 KB Output is correct
18 Correct 22 ms 7508 KB Output is correct
19 Correct 16 ms 5836 KB Output is correct
20 Correct 4 ms 2684 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3064 KB Output is correct
2 Correct 5 ms 3064 KB Output is correct
3 Correct 5 ms 2936 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 5 ms 3064 KB Output is correct
6 Correct 5 ms 2936 KB Output is correct
7 Correct 4 ms 2936 KB Output is correct
8 Correct 5 ms 3064 KB Output is correct
9 Correct 5 ms 3064 KB Output is correct
10 Correct 21 ms 7544 KB Output is correct
11 Correct 17 ms 7032 KB Output is correct
12 Correct 23 ms 7544 KB Output is correct
13 Correct 18 ms 7048 KB Output is correct
14 Correct 22 ms 7516 KB Output is correct
15 Correct 22 ms 7544 KB Output is correct
16 Correct 23 ms 7544 KB Output is correct
17 Correct 15 ms 5880 KB Output is correct
18 Correct 22 ms 7508 KB Output is correct
19 Correct 16 ms 5836 KB Output is correct
20 Correct 194 ms 49936 KB Output is correct
21 Correct 214 ms 49992 KB Output is correct
22 Correct 216 ms 50200 KB Output is correct
23 Correct 187 ms 49948 KB Output is correct
24 Correct 177 ms 50036 KB Output is correct
25 Correct 217 ms 50040 KB Output is correct
26 Correct 218 ms 49912 KB Output is correct
27 Correct 191 ms 49912 KB Output is correct
28 Correct 212 ms 49968 KB Output is correct
29 Correct 177 ms 50000 KB Output is correct
30 Correct 4 ms 2684 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3064 KB Output is correct
2 Correct 5 ms 3064 KB Output is correct
3 Correct 5 ms 2936 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 5 ms 3064 KB Output is correct
6 Correct 5 ms 2936 KB Output is correct
7 Correct 4 ms 2936 KB Output is correct
8 Correct 5 ms 3064 KB Output is correct
9 Correct 5 ms 3064 KB Output is correct
10 Correct 21 ms 7544 KB Output is correct
11 Correct 17 ms 7032 KB Output is correct
12 Correct 23 ms 7544 KB Output is correct
13 Correct 18 ms 7048 KB Output is correct
14 Correct 22 ms 7516 KB Output is correct
15 Correct 22 ms 7544 KB Output is correct
16 Correct 23 ms 7544 KB Output is correct
17 Correct 15 ms 5880 KB Output is correct
18 Correct 22 ms 7508 KB Output is correct
19 Correct 16 ms 5836 KB Output is correct
20 Correct 157 ms 13908 KB Output is correct
21 Correct 161 ms 13912 KB Output is correct
22 Correct 155 ms 14044 KB Output is correct
23 Correct 139 ms 13948 KB Output is correct
24 Correct 159 ms 13872 KB Output is correct
25 Correct 145 ms 13860 KB Output is correct
26 Correct 157 ms 14000 KB Output is correct
27 Correct 155 ms 13948 KB Output is correct
28 Correct 162 ms 13920 KB Output is correct
29 Correct 144 ms 13956 KB Output is correct
30 Correct 4 ms 2684 KB Output is correct

Subtask #5
44.0 / 44.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3064 KB Output is correct
2 Correct 5 ms 3064 KB Output is correct
3 Correct 5 ms 2936 KB Output is correct
4 Correct 4 ms 2680 KB Output is correct
5 Correct 5 ms 3064 KB Output is correct
6 Correct 5 ms 2936 KB Output is correct
7 Correct 4 ms 2936 KB Output is correct
8 Correct 5 ms 3064 KB Output is correct
9 Correct 5 ms 3064 KB Output is correct
10 Correct 21 ms 7544 KB Output is correct
11 Correct 17 ms 7032 KB Output is correct
12 Correct 23 ms 7544 KB Output is correct
13 Correct 18 ms 7048 KB Output is correct
14 Correct 22 ms 7516 KB Output is correct
15 Correct 22 ms 7544 KB Output is correct
16 Correct 23 ms 7544 KB Output is correct
17 Correct 15 ms 5880 KB Output is correct
18 Correct 22 ms 7508 KB Output is correct
19 Correct 16 ms 5836 KB Output is correct
20 Correct 194 ms 49936 KB Output is correct
21 Correct 214 ms 49992 KB Output is correct
22 Correct 216 ms 50200 KB Output is correct
23 Correct 187 ms 49948 KB Output is correct
24 Correct 177 ms 50036 KB Output is correct
25 Correct 217 ms 50040 KB Output is correct
26 Correct 218 ms 49912 KB Output is correct
27 Correct 191 ms 49912 KB Output is correct
28 Correct 212 ms 49968 KB Output is correct
29 Correct 177 ms 50000 KB Output is correct
30 Correct 157 ms 13908 KB Output is correct
31 Correct 161 ms 13912 KB Output is correct
32 Correct 155 ms 14044 KB Output is correct
33 Correct 139 ms 13948 KB Output is correct
34 Correct 159 ms 13872 KB Output is correct
35 Correct 145 ms 13860 KB Output is correct
36 Correct 157 ms 14000 KB Output is correct
37 Correct 155 ms 13948 KB Output is correct
38 Correct 162 ms 13920 KB Output is correct
39 Correct 144 ms 13956 KB Output is correct
40 Correct 223 ms 17424 KB Output is correct
41 Correct 564 ms 38628 KB Output is correct
42 Correct 557 ms 38520 KB Output is correct
43 Correct 633 ms 74272 KB Output is correct
44 Correct 244 ms 20604 KB Output is correct
45 Correct 287 ms 24184 KB Output is correct
46 Correct 328 ms 27796 KB Output is correct
47 Correct 411 ms 34776 KB Output is correct
48 Correct 562 ms 38264 KB Output is correct
49 Correct 566 ms 38092 KB Output is correct
50 Correct 4 ms 2684 KB Output is correct