Submission #778852

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
778852	2023-07-10 20:53:22	doowey	Feast (NOI19_feast)	C++14	100 / 100	130 ms	10412 KiB

feast

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll, int> pii;
#define fi first
#define se second
#define mp make_pair
#define fastIO ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
const int N = (int)3e5 + 10;
const ll inf = (ll)1e18;
ll P[N];
pii dp[N];
int n;
void compute(ll penalty){
    for(int i = 1 ; i <= n; i ++ ){
        dp[i]=mp(-inf,0);
    }
    pii cur=mp(dp[0].fi-P[0]-penalty, 1);
    for(int i = 1; i <= n; i ++ ){
        dp[i]=max(dp[i-1],mp(cur.fi+P[i],cur.se));
        cur=max(cur,mp(dp[i].fi-P[i]-penalty,dp[i].se+1));
    }
}
 
 
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Compilation message (stderr)

feast.cpp: In function 'int main()':
feast.cpp:42:8: warning: unused variable 'penalty' [-Wunused-variable]
   42 |     ll penalty;
      |        ^~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 8 / 8
• Subtask 3: 18 / 18
• Subtask 4: 10 / 10
• Subtask 5: 11 / 11
• Subtask 6: 20 / 20
• Subtask 7: 29 / 29