Submission #211101

#	Time	Username	Problem	Language	Result	Execution time	Memory
211101		ld_minh4354	Art Exhibition (JOI18_art)	C++14	100 / 100	244 ms	32760 KiB

art

#include<bits/stdc++.h>
using namespace std;

#define int long long
#define fi first
#define se second

int n,i,dp[500010],d[500010],v[500010],ans;
pair<int,int> x[500010];

signed main()
{
    ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	
	cin>>n;
	for (i=1;i<n+1;i++) cin>>x[i].fi>>x[i].se;
	sort(x+1,x+n+1);
	for (i=1;i<n+1;i++) d[i]=x[i].fi,v[i]=x[i].se;
	for (i=1;i<n;i++) d[i]=d[i+1]-d[i];d[n]=0;
	dp[1]=v[1]-d[1];
	for (i=2;i<n+1;i++) dp[i]=max(v[i]-d[i],v[i]-d[i]+dp[i-1]);
	for (i=1;i<n+1;i++) dp[i]=dp[i]+d[i];
	ans=0;
	for (i=1;i<n+1;i++) ans=max(ans,dp[i]);
	cout<<ans;
}

Compilation message (stderr)

art.cpp: In function 'int main()':
art.cpp:21:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for (i=1;i<n;i++) d[i]=d[i+1]-d[i];d[n]=0;
  ^~~
art.cpp:21:37: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  for (i=1;i<n;i++) d[i]=d[i+1]-d[i];d[n]=0;
                                     ^

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 50 / 50