Submission #819951

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
819951	2023-08-10 16:15:25	vjudge1	Pinball (JOI14_pinball)	C++17	100 / 100	441 ms	63184 KiB

pinball

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#include <bits/stdc++.h>
using namespace std;
class segtree_t {
       public:
        segtree_t *left, *right;
        int l, r, m;
        int64_t val;
        segtree_t(int l, int r) : l(l), r(r), m(l + r >> 1), val(1e18) {
                if (l == r) return;
                left = new segtree_t(l, m);
                right = new segtree_t(m + 1, r);
        }
        void Update(int p, int64_t x) {
                if (l == r) {
                        val = min(val, x);
                        return;
                }
                if (p <= m) {
                        left->Update(p, x);
                } else {
                        right->Update(p, x);
                }
                val = min(left->val, right->val);
        }
        int64_t Get(int s, int t) {
                if (r < s or l > t) return 1e18;
 
 
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Compilation message (stderr)

pinball.cpp: In constructor 'segtree_t::segtree_t(int, int)':
pinball.cpp:10:51: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   10 |         segtree_t(int l, int r) : l(l), r(r), m(l + r >> 1), val(1e18) {
      |                                                 ~~^~~

• Subtask 1: 11 / 11
• Subtask 2: 18 / 18
• Subtask 3: 22 / 22
• Subtask 4: 49 / 49