Submission #1060070

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1060070	2024-08-15 10:27:13	thangdz2k7	Distributing Candies (IOI21_candies)	C++17	100 / 100	210 ms	41424 KiB

candies

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#include <bits/stdc++.h>
using namespace std;
const int N = 2e5 + 5;
int n, q;
vector <int> event[N];
long long sum[4 * N], Max[4 * N], Min[4 * N];
void upd(int u, int val, int s = 1, int l = 0, int r = q - 1){
    if (l == r){
        sum[s] = val;
        Max[s] = max(0, val);
        Min[s] = min(0, val);
        return;
    }
    int mid = l + r >> 1;
    if (mid >= u) upd(u, val, 2 * s, l, mid);
    else upd(u, val, 2 * s + 1, mid + 1, r);
    sum[s] = sum[2 * s] + sum[2 * s + 1];
    Max[s] = max(Max[2 * s], sum[2 * s] + Max[2 * s + 1]);
    Min[s] = min(Min[2 * s], sum[2 * s] + Min[2 * s + 1]);
}
long long get(int time, int s = 1, int l = 0, int r = q - 1){
    if (l == r){
        if (sum[s] < 0) return 0;
 
 
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Compilation message (stderr)

candies.cpp: In function 'void upd(int, int, int, int, int)':
candies.cpp:19:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   19 |     int mid = l + r >> 1;
      |               ~~^~~
candies.cpp: In function 'long long int get(int, int, int, int)':
candies.cpp:35:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   35 |     int mid = l + r >> 1;
      |               ~~^~~

• Subtask 1: 3 / 3
• Subtask 2: 8 / 8
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29
• Subtask 5: 33 / 33