oj.uz

Submission #133902

# Submission time Handle Problem Language Result Execution time Memory
133902 2019-07-21T17:13:36 Z duality Candies (JOI18_candies) C++11
100 / 100
 169 ms 11052 KB 
#include <bits/stdc++.h>
using namespace std;
#define mp make_pair
#define pb push_back
typedef long long int LLI;
typedef vector<int> vi;
typedef pair<int,int> pii;
typedef vector<pii> vpii;

int A[200000];
int l[200001],r[200001];
LLI rs[200001];
priority_queue<pair<LLI,pii> > H;
int main() {
    int i;
    int N;
    scanf("%d",&N);
    for (i = 0; i < N; i++) scanf("%d",&A[i]);

    LLI ans = 0;
    for (i = 0; i <= N; i++) {
        l[i] = i-1,r[i] = i+1;
        if (i < N) rs[i] = A[i],H.push(mp(A[i],mp(i,i+1)));
    }
    while (!H.empty()) {
        int a = H.top().second.first,b = H.top().second.second;
        LLI d = H.top().first;
        H.pop();

        if ((r[a] != b) || (l[b] != a)) continue;
        ans += d,printf("%lld\n",ans);
        if (l[a] != -1) r[l[a]] = r[b];
        if (r[b] != N+1) l[r[b]] = l[a];
        if ((l[a] != -1) && (r[b] != N+1)) {
            H.push(mp(rs[l[a]]-d+rs[b],mp(l[a],r[b])));
            rs[l[a]] = rs[l[a]]-d+rs[b];
        }
    }

    return 0;
}

Compilation message

candies.cpp: In function 'int main()':
candies.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&N);
     ~~~~~^~~~~~~~~
candies.cpp:18:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for (i = 0; i < N; i++) scanf("%d",&A[i]);
                             ~~~~~^~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 3 ms 504 KB Output is correct
4 Correct 3 ms 508 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 3 ms 504 KB Output is correct
9 Correct 3 ms 504 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 3 ms 424 KB Output is correct
16 Correct 3 ms 504 KB Output is correct
17 Correct 3 ms 504 KB Output is correct
18 Correct 3 ms 504 KB Output is correct
19 Correct 3 ms 504 KB Output is correct
20 Correct 3 ms 504 KB Output is correct

Subtask #2
92.0 / 92.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 3 ms 504 KB Output is correct
4 Correct 3 ms 508 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 3 ms 504 KB Output is correct
9 Correct 3 ms 504 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 3 ms 424 KB Output is correct
16 Correct 3 ms 504 KB Output is correct
17 Correct 3 ms 504 KB Output is correct
18 Correct 3 ms 504 KB Output is correct
19 Correct 3 ms 504 KB Output is correct
20 Correct 3 ms 504 KB Output is correct
21 Correct 146 ms 10852 KB Output is correct
22 Correct 145 ms 10972 KB Output is correct
23 Correct 147 ms 10844 KB Output is correct
24 Correct 108 ms 10844 KB Output is correct
25 Correct 108 ms 10844 KB Output is correct
26 Correct 107 ms 10716 KB Output is correct
27 Correct 120 ms 10988 KB Output is correct
28 Correct 120 ms 10956 KB Output is correct
29 Correct 124 ms 11052 KB Output is correct
30 Correct 122 ms 10980 KB Output is correct
31 Correct 123 ms 10976 KB Output is correct
32 Correct 122 ms 10896 KB Output is correct
33 Correct 133 ms 10844 KB Output is correct
34 Correct 143 ms 10816 KB Output is correct
35 Correct 146 ms 10816 KB Output is correct
36 Correct 161 ms 11020 KB Output is correct
37 Correct 169 ms 10972 KB Output is correct
38 Correct 145 ms 10972 KB Output is correct
39 Correct 107 ms 10856 KB Output is correct
40 Correct 107 ms 10788 KB Output is correct
41 Correct 108 ms 10720 KB Output is correct
42 Correct 120 ms 10972 KB Output is correct
43 Correct 122 ms 10948 KB Output is correct
44 Correct 119 ms 10944 KB Output is correct
45 Correct 121 ms 10972 KB Output is correct
46 Correct 124 ms 11000 KB Output is correct
47 Correct 133 ms 10944 KB Output is correct
48 Correct 135 ms 10744 KB Output is correct
49 Correct 135 ms 10672 KB Output is correct
50 Correct 156 ms 10740 KB Output is correct