Submission #680424

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
680424	2023-01-10 19:06:37	whqkrtk04	Wall (IOI14_wall)	C++14	100 / 100	1564 ms	141364 KiB

wall

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#include "wall.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<int, pii> piii;
typedef pair<ll, ll> pll;
typedef pair<ll, pll> plll;
#define fi first
#define se second
const int INF = 1e9+1;
const int P = 1000000007;
const ll LLINF = (ll)1e18+1;
template <typename T>
ostream& operator<<(ostream& os, const vector<T>& v) { for(auto i : v) os << i << " "; os << "\n"; return os; }
template <typename T1, typename T2>
ostream& operator<<(ostream& os, const pair<T1, T2>& p) { os << p.fi << " " << p.se; return os; }
class segtree {
    private:
    int n;
    vector<pii> seg, lazy;
    const pii inf = {0, INF};
    pii mer_lazy(pii a, pii b) {
        return {min(b.se, max(a.fi, b.fi)), max(b.fi, min(a.se, b.se))};
    }
    pii mer_seg(pii a, pii b) {
        return {min(a.fi, b.fi), max(a.se, b.se)};
    }
 
 
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Compilation message (stderr)

wall.cpp: In member function 'void segtree::update(int, int, int, int, int, pii)':
wall.cpp:49:30: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   49 |             update(i<<1, s, s+e>>1, l, r, x);
      |                             ~^~
wall.cpp:50:29: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   50 |             update(i<<1|1, s+e>>1, e, l, r, x);
      |                            ~^~
wall.cpp: In member function 'int segtree::query(int, int, int, int)':
wall.cpp:58:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   58 |         int mi = s+e>>1;
      |                  ~^~

• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 39 / 39