Submission #629484

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
629484	2022-08-14 14:21:05	arnold518	Radio Towers (IOI22_towers)	C++17	23 / 100	4046 ms	5428 KiB

towers

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#include "towers.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 1e5;
int N, H[MAXN+10];
struct SEG
{
    int tree[MAXN*4+10];
    void init(int node, int tl, int tr)
    {
        if(tl==tr)
        {
            tree[node]=H[tl];
            return;
        }
        int mid=tl+tr>>1;
        init(node*2, tl, mid);
        init(node*2+1, mid+1, tr);
        tree[node]=max(tree[node*2], tree[node*2+1]);
    }
    int query(int node, int tl, int tr, int l, int r)
    {
        if(r<tl || tr<l) return 0;
 
 
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Compilation message (stderr)

towers.cpp: In member function 'void SEG::init(int, int, int)':
towers.cpp:23:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   23 |         int mid=tl+tr>>1;
      |                 ~~^~~
towers.cpp: In member function 'int SEG::query(int, int, int, int, int)':
towers.cpp:32:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   32 |         int mid=tl+tr>>1;
      |                 ~~^~~

• Subtask 1: 0 / 4
• Subtask 2: 11 / 11
• Subtask 3: 12 / 12
• Subtask 4: 0 / 14
• Subtask 5: 0 / 17
• Subtask 6: 0 / 19
• Subtask 7: 0 / 23