Submission #486955

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
486955	2021-11-13 14:24:19	KienTran	Feast (NOI19_feast)	C++14	100 / 100	190 ms	145288 KiB

feast

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#include <bits/stdc++.h>
#define int long long
using namespace std;
const int O = 3e5 + 5;
const int inf = 1e18;
int n, k, a[O], lazy[O * 4];
struct Node{
    int sum, l, r, w, pref, suf, lsuf, rpref;
} tree[O * 4], rtree[O * 4];
Node Merg(Node x, Node y){
    Node root; root.w = -inf;
    root.sum = x.sum + y.sum;
    root.pref = x.pref;
    root.rpref = x.rpref;
    if (x.sum + y.pref > root.pref){
        root.pref = x.sum + y.pref;
        root.rpref = y.rpref;
    }
    root.suf = y.suf;
    root.lsuf = y.lsuf;
    if (y.sum + x.suf > root.suf){
        root.suf = y.sum + x.suf;
        root.lsuf = x.lsuf;
 
 
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Compilation message (stderr)

feast.cpp:93:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   93 | main(){
      | ^~~~

• 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