Submission #1868270


Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back

const int maxn = 2e5 + 20;

ll n, dp[maxn], a[maxn], x[maxn], r[maxn];

int main()
{
	ios::sync_with_stdio(0); cin.tie(0);
	cin >> n;
	for (int i = 0; i < n; i++)
		cin >> x[i] >> a[i];

	dp[0] = a[0];
	for (int i = 1; i < n; i++)
	{
		if (a[i] > dp[i-1] - (x[i] - x[i-1]) + a[i])
			dp[i] = a[i];
		else
			dp[i] = dp[i-1] - (x[i] - x[i-1]) + a[i];
	}
	ll ans = 0;
	for (int i = 0; i < n; i++)
		ans = max (ans, dp[i]);
	cout << ans << endl;
	return 0;
}

Submission Info

Submission Time
Task F - Capture
User mahan_sh
Language C++14 (GCC 5.4.1)
Score 100
Code Size 572 Byte
Status AC
Exec Time 48 ms
Memory 4992 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 33
Set Name Test Cases
Sample a01, a02, a03
All a01, a02, a03, b04, b05, b06, b07, b08, b09, b10, b11, b12, b13, b14, b15, b16, b17, b18, b19, b20, b21, b22, b23, b24, b25, b26, b27, b28, b29, b30, b31, b32, b33
Case Name Status Exec Time Memory
a01 AC 2 ms 4352 KB
a02 AC 2 ms 4352 KB
a03 AC 2 ms 4352 KB
b04 AC 2 ms 4352 KB
b05 AC 47 ms 4992 KB
b06 AC 47 ms 4992 KB
b07 AC 32 ms 4992 KB
b08 AC 31 ms 4992 KB
b09 AC 32 ms 4992 KB
b10 AC 38 ms 4992 KB
b11 AC 39 ms 4992 KB
b12 AC 38 ms 4992 KB
b13 AC 37 ms 4992 KB
b14 AC 37 ms 4992 KB
b15 AC 36 ms 4992 KB
b16 AC 37 ms 4992 KB
b17 AC 36 ms 4992 KB
b18 AC 45 ms 4992 KB
b19 AC 35 ms 4992 KB
b20 AC 44 ms 4992 KB
b21 AC 45 ms 4992 KB
b22 AC 46 ms 4992 KB
b23 AC 48 ms 4992 KB
b24 AC 38 ms 4992 KB
b25 AC 37 ms 4992 KB
b26 AC 36 ms 4992 KB
b27 AC 37 ms 4992 KB
b28 AC 37 ms 4992 KB
b29 AC 37 ms 4992 KB
b30 AC 46 ms 4992 KB
b31 AC 35 ms 4992 KB
b32 AC 47 ms 4992 KB
b33 AC 46 ms 4992 KB