oj.uz

Submission #769963

# Submission time Handle Problem Language Result Execution time Memory
769963 2023-06-30T15:15:19 Z andrewp Art Exhibition (JOI18_art) C++14
100 / 100
 144 ms 12144 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define mp make_pair
#define mt make_tuple
#define ldb double
void ckmx(int &x,int y){x=max(x,y);}
void ckmn(int &x,int y){x=min(x,y);}
void ckmx(ll &x,ll y){x=max(x,y);}
void ckmn(ll &x,ll y){x=min(x,y);}
const int N=500050;
int n;
ll pref[N];
pair<ll,ll> a[N];
int main(){
    scanf("%d",&n);
    a[0]={-1e18,-1e18};
    for(int i=1;i<=n;i++){
        scanf("%lld %lld",&a[i].first,&a[i].second);
    }
    sort(a,a+n+1);
    pref[0]=0;
    for(int i=1;i<=n;i++) pref[i]=pref[i-1]+a[i].second;
    ll mx=a[1].first;
    ll ans=0;
    for(int i=1;i<=n;i++){
        mx=max(mx,a[i].first-pref[i-1]);
        ans=max(ans,pref[i]-a[i].first+mx);
    }
    printf("%lld",ans);
    return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |     scanf("%d",&n);
      |     ~~~~~^~~~~~~~~
art.cpp:20:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |         scanf("%lld %lld",&a[i].first,&a[i].second);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 308 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 308 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 308 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 316 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 312 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 324 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 308 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 316 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 312 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 324 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 468 KB Output is correct
31 Correct 3 ms 444 KB Output is correct
32 Correct 3 ms 464 KB Output is correct
33 Correct 2 ms 468 KB Output is correct
34 Correct 2 ms 468 KB Output is correct
35 Correct 2 ms 444 KB Output is correct
36 Correct 2 ms 460 KB Output is correct
37 Correct 2 ms 468 KB Output is correct
38 Correct 2 ms 548 KB Output is correct
39 Correct 2 ms 552 KB Output is correct
40 Correct 2 ms 468 KB Output is correct
41 Correct 2 ms 468 KB Output is correct
42 Correct 2 ms 448 KB Output is correct
43 Correct 2 ms 500 KB Output is correct
44 Correct 2 ms 468 KB Output is correct
45 Correct 2 ms 468 KB Output is correct
46 Correct 3 ms 552 KB Output is correct
47 Correct 2 ms 468 KB Output is correct
48 Correct 2 ms 552 KB Output is correct
49 Correct 2 ms 444 KB Output is correct
50 Correct 2 ms 468 KB Output is correct
51 Correct 2 ms 468 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 308 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 316 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 312 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 324 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 468 KB Output is correct
31 Correct 3 ms 444 KB Output is correct
32 Correct 3 ms 464 KB Output is correct
33 Correct 2 ms 468 KB Output is correct
34 Correct 2 ms 468 KB Output is correct
35 Correct 2 ms 444 KB Output is correct
36 Correct 2 ms 460 KB Output is correct
37 Correct 2 ms 468 KB Output is correct
38 Correct 2 ms 548 KB Output is correct
39 Correct 2 ms 552 KB Output is correct
40 Correct 2 ms 468 KB Output is correct
41 Correct 2 ms 468 KB Output is correct
42 Correct 2 ms 448 KB Output is correct
43 Correct 2 ms 500 KB Output is correct
44 Correct 2 ms 468 KB Output is correct
45 Correct 2 ms 468 KB Output is correct
46 Correct 3 ms 552 KB Output is correct
47 Correct 2 ms 468 KB Output is correct
48 Correct 2 ms 552 KB Output is correct
49 Correct 2 ms 444 KB Output is correct
50 Correct 2 ms 468 KB Output is correct
51 Correct 2 ms 468 KB Output is correct
52 Correct 143 ms 12108 KB Output is correct
53 Correct 141 ms 12080 KB Output is correct
54 Correct 135 ms 12140 KB Output is correct
55 Correct 135 ms 12084 KB Output is correct
56 Correct 144 ms 12132 KB Output is correct
57 Correct 135 ms 12144 KB Output is correct
58 Correct 135 ms 12112 KB Output is correct
59 Correct 134 ms 12064 KB Output is correct
60 Correct 137 ms 12124 KB Output is correct
61 Correct 135 ms 12084 KB Output is correct
62 Correct 140 ms 12132 KB Output is correct
63 Correct 134 ms 12076 KB Output is correct
64 Correct 139 ms 12120 KB Output is correct
65 Correct 141 ms 12052 KB Output is correct
66 Correct 134 ms 12036 KB Output is correct
67 Correct 135 ms 12108 KB Output is correct
68 Correct 136 ms 12068 KB Output is correct