oj.uz

Submission #338875

# Submission time Handle Problem Language Result Execution time Memory
338875 2020-12-24T05:59:37 Z Kerim Art Exhibition (JOI18_art) C++17
100 / 100
 236 ms 24940 KB 
#include "bits/stdc++.h"
#define MAXN 500009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x)  cerr<< #x <<" = "<< x<<endl;
using namespace std;

typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
ll par[MAXN];
pair<ll,int>arr[MAXN];
int main(){
    //freopen("file.in", "r", stdin);
    int n;
    scanf("%d",&n);
    for(int i=1;i<=n;i++)
    	scanf("%lld%d",&arr[i].ff,&arr[i].ss);
    sort(arr+1,arr+n+1);
    for(int i=1;i<=n;i++)
    	par[i]=par[i-1]+arr[i].ss;
    ll ans=0,mx=0;
    for(int i=1;i<=n;i++){
    	umax(mx,arr[i].ff-par[i-1]);
		umax(ans,par[i]-arr[i].ff+mx);	
    }
    printf("%lld\n",ans);
	return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:25:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   25 |     scanf("%d",&n);
      |     ~~~~~^~~~~~~~~
art.cpp:27:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   27 |      scanf("%lld%d",&arr[i].ff,&arr[i].ss);
      |      ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 3 ms 640 KB Output is correct
28 Correct 2 ms 620 KB Output is correct
29 Correct 3 ms 620 KB Output is correct
30 Correct 3 ms 620 KB Output is correct
31 Correct 3 ms 620 KB Output is correct
32 Correct 3 ms 620 KB Output is correct
33 Correct 3 ms 620 KB Output is correct
34 Correct 4 ms 620 KB Output is correct
35 Correct 3 ms 492 KB Output is correct
36 Correct 3 ms 620 KB Output is correct
37 Correct 3 ms 620 KB Output is correct
38 Correct 3 ms 620 KB Output is correct
39 Correct 3 ms 620 KB Output is correct
40 Correct 3 ms 620 KB Output is correct
41 Correct 3 ms 620 KB Output is correct
42 Correct 3 ms 620 KB Output is correct
43 Correct 4 ms 620 KB Output is correct
44 Correct 3 ms 620 KB Output is correct
45 Correct 3 ms 620 KB Output is correct
46 Correct 2 ms 620 KB Output is correct
47 Correct 3 ms 620 KB Output is correct
48 Correct 3 ms 620 KB Output is correct
49 Correct 3 ms 620 KB Output is correct
50 Correct 2 ms 620 KB Output is correct
51 Correct 3 ms 620 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 3 ms 640 KB Output is correct
28 Correct 2 ms 620 KB Output is correct
29 Correct 3 ms 620 KB Output is correct
30 Correct 3 ms 620 KB Output is correct
31 Correct 3 ms 620 KB Output is correct
32 Correct 3 ms 620 KB Output is correct
33 Correct 3 ms 620 KB Output is correct
34 Correct 4 ms 620 KB Output is correct
35 Correct 3 ms 492 KB Output is correct
36 Correct 3 ms 620 KB Output is correct
37 Correct 3 ms 620 KB Output is correct
38 Correct 3 ms 620 KB Output is correct
39 Correct 3 ms 620 KB Output is correct
40 Correct 3 ms 620 KB Output is correct
41 Correct 3 ms 620 KB Output is correct
42 Correct 3 ms 620 KB Output is correct
43 Correct 4 ms 620 KB Output is correct
44 Correct 3 ms 620 KB Output is correct
45 Correct 3 ms 620 KB Output is correct
46 Correct 2 ms 620 KB Output is correct
47 Correct 3 ms 620 KB Output is correct
48 Correct 3 ms 620 KB Output is correct
49 Correct 3 ms 620 KB Output is correct
50 Correct 2 ms 620 KB Output is correct
51 Correct 3 ms 620 KB Output is correct
52 Correct 208 ms 24716 KB Output is correct
53 Correct 214 ms 24812 KB Output is correct
54 Correct 204 ms 24832 KB Output is correct
55 Correct 227 ms 24812 KB Output is correct
56 Correct 201 ms 24812 KB Output is correct
57 Correct 226 ms 24940 KB Output is correct
58 Correct 223 ms 24732 KB Output is correct
59 Correct 209 ms 24684 KB Output is correct
60 Correct 200 ms 24812 KB Output is correct
61 Correct 205 ms 24556 KB Output is correct
62 Correct 205 ms 24812 KB Output is correct
63 Correct 220 ms 24812 KB Output is correct
64 Correct 216 ms 24832 KB Output is correct
65 Correct 201 ms 24684 KB Output is correct
66 Correct 236 ms 24720 KB Output is correct
67 Correct 211 ms 24684 KB Output is correct
68 Correct 229 ms 24812 KB Output is correct