Submission #991057

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
991057	2024-06-01 07:39:47	grt	Fish 3 (JOI24_fish3)	C++17	100 / 100	341 ms	66336 KiB

Main

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#include <bits/stdc++.h>
#define ST first
#define ND second
#define PB push_back
using namespace std;
using ll = long long;
using pi = pair<int, int>;
using vi = vector<int>;
const int nax = 300 * 1000 + 10;
struct SegTree {
    ll T[(1 << 20)];
    int R;
    void upd(int a, ll x) {
        a += R;
        T[a] += x;
        while (a > 1) {
            a >>= 1;
            T[a] += x;
        }
    }
    ll qr(int a, int b) {
        a += R; b += R;
        if (a > b) return 0LL;
        ll w = T[a] + (a != b ? T[b] : 0LL);
        while (a/2 != b/2) {
            if (a % 2 == 0) w += T[a + 1];
            if (b % 2 == 1) w += T[b - 1];
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 7 / 7
• Subtask 3: 28 / 28
• Subtask 4: 20 / 20
• Subtask 5: 36 / 36