Submission #959862

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
959862	2024-04-09 08:48:35	ramalzaher	Bliskost (COI23_bliskost)	C++14	28 / 100	69 ms	24052 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
 
class BIT {
    vector<int> bit;
    int size;
    
    public:
        BIT(int n, vector<int> vals) {
            bit.resize(n+1,0);
            size=n;
            for (int i=1; i<=n; i++) {
                update(i,vals[i]);
            }
        }
        
        void update(int pos, int val) {
            while (pos<=size) {
                bit[pos]+=val;
                pos+=pos&-pos;
            }
        }
        
        int query(int pos) {
            int ans=0;
            while (pos>0) {
                ans+=bit[pos];
                pos-=pos&-pos;
            }
 
 
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• Subtask 2: 8 / 8
• Subtask 3: 13 / 13
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• Subtask 6: 0 / 43