oj.uz

Submission #127709

# Submission time Handle Problem Language Result Execution time Memory
127709 2019-07-10T03:04:34 Z arnold518 Coin Collecting (JOI19_ho_t4) C++14
37 / 100
 20 ms 8312 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int MAXN = 1000;
const ll INF = 1e17;

struct Point
{
    ll x, y;
    bool operator < (const Point& p) { return x<p.x; }
};

ll dist(Point p, Point q) { return abs(p.x-q.x)+abs(p.y-q.y); }

int N;
Point coin[2*MAXN+10];
ll dp[MAXN+10][MAXN+10];

int main()
{
    int i, j;

    scanf("%d", &N);
    for(i=1; i<=2*N; i++) scanf("%lld%lld", &coin[i].x, &coin[i].y);
    sort(coin+1, coin+2*N+1);

    for(i=0; i<=N; i++) for(j=0; j<=N; j++)
    {
        if(i==0 && j==0) continue;
        dp[i][j]=INF;
        if(i!=0) dp[i][j]=min(dp[i][j], dist(coin[i+j], {i, 1})+dp[i-1][j]);
        if(j!=0) dp[i][j]=min(dp[i][j], dist(coin[i+j], {j, 2})+dp[i][j-1]);
    }
    printf("%lld", dp[N][N]);
}

Compilation message

joi2019_ho_t4.cpp: In function 'int main()':
joi2019_ho_t4.cpp:27:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &N);
     ~~~~~^~~~~~~~~~
joi2019_ho_t4.cpp:28:32: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(i=1; i<=2*N; i++) scanf("%lld%lld", &coin[i].x, &coin[i].y);
                           ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# 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 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 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 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 312 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 380 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 380 KB Output is correct
30 Correct 2 ms 380 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 380 KB Output is correct
33 Correct 2 ms 376 KB Output is correct

Subtask #2
29.0 / 29.0

# 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 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 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 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 312 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 380 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 380 KB Output is correct
30 Correct 2 ms 380 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 380 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 14 ms 8244 KB Output is correct
35 Correct 14 ms 8312 KB Output is correct
36 Correct 14 ms 8312 KB Output is correct
37 Correct 14 ms 8312 KB Output is correct
38 Correct 14 ms 8184 KB Output is correct
39 Correct 14 ms 8184 KB Output is correct
40 Correct 15 ms 8184 KB Output is correct
41 Correct 20 ms 8284 KB Output is correct
42 Correct 14 ms 8184 KB Output is correct
43 Correct 16 ms 8312 KB Output is correct
44 Correct 16 ms 8312 KB Output is correct
45 Correct 14 ms 8188 KB Output is correct
46 Correct 15 ms 8184 KB Output is correct
47 Correct 14 ms 8312 KB Output is correct
48 Correct 15 ms 8184 KB Output is correct
49 Correct 14 ms 8184 KB Output is correct
50 Correct 14 ms 8184 KB Output is correct
51 Correct 14 ms 8184 KB Output is correct
52 Correct 14 ms 8312 KB Output is correct
53 Correct 14 ms 8184 KB Output is correct
54 Correct 15 ms 8312 KB Output is correct
55 Correct 15 ms 8188 KB Output is correct
56 Correct 14 ms 8184 KB Output is correct
57 Correct 15 ms 8312 KB Output is correct
58 Correct 15 ms 8312 KB Output is correct
59 Correct 15 ms 8184 KB Output is correct
60 Correct 15 ms 8184 KB Output is correct
61 Correct 14 ms 8260 KB Output is correct
62 Correct 14 ms 8312 KB Output is correct
63 Correct 14 ms 8312 KB Output is correct
64 Correct 14 ms 8312 KB Output is correct

Subtask #3
0 / 63.0

# 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 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 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 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 312 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 380 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 380 KB Output is correct
30 Correct 2 ms 380 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 380 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 14 ms 8244 KB Output is correct
35 Correct 14 ms 8312 KB Output is correct
36 Correct 14 ms 8312 KB Output is correct
37 Correct 14 ms 8312 KB Output is correct
38 Correct 14 ms 8184 KB Output is correct
39 Correct 14 ms 8184 KB Output is correct
40 Correct 15 ms 8184 KB Output is correct
41 Correct 20 ms 8284 KB Output is correct
42 Correct 14 ms 8184 KB Output is correct
43 Correct 16 ms 8312 KB Output is correct
44 Correct 16 ms 8312 KB Output is correct
45 Correct 14 ms 8188 KB Output is correct
46 Correct 15 ms 8184 KB Output is correct
47 Correct 14 ms 8312 KB Output is correct
48 Correct 15 ms 8184 KB Output is correct
49 Correct 14 ms 8184 KB Output is correct
50 Correct 14 ms 8184 KB Output is correct
51 Correct 14 ms 8184 KB Output is correct
52 Correct 14 ms 8312 KB Output is correct
53 Correct 14 ms 8184 KB Output is correct
54 Correct 15 ms 8312 KB Output is correct
55 Correct 15 ms 8188 KB Output is correct
56 Correct 14 ms 8184 KB Output is correct
57 Correct 15 ms 8312 KB Output is correct
58 Correct 15 ms 8312 KB Output is correct
59 Correct 15 ms 8184 KB Output is correct
60 Correct 15 ms 8184 KB Output is correct
61 Correct 14 ms 8260 KB Output is correct
62 Correct 14 ms 8312 KB Output is correct
63 Correct 14 ms 8312 KB Output is correct
64 Correct 14 ms 8312 KB Output is correct
65 Execution timed out 3 ms 376 KB Time limit exceeded (wall clock)
66 Halted 0 ms 0 KB -