제출 #91010

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
91010	2018-12-25 15:06:21	popovicirobert	Money (IZhO17_money)	C++14	100 / 100	165 ms	151976 KiB

money

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#include <bits/stdc++.h>
#define lsb(x) (x & (-x))
#define ll long long
#define ull unsigned long long
#define ld long double
// 217
// 44
using namespace std;
const int MAXN = (int) 1e6;
int arr[MAXN + 1];
int aib[MAXN + 1];
inline void update(int pos, int n) {
    for(int i = pos; i <= MAXN; i += lsb(i)) {
        aib[i]++;
    }
}
inline int query(int pos) {
    int ans = 0;
    for(int i = pos; i > 0; i -= lsb(i)) {
        ans += aib[i];
    }
    return ans;
}
inline int sum(int l, int r) {
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 16 / 16
• Subtask 3: 20 / 20
• Subtask 4: 55 / 55