제출 #494340

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
494340	2021-12-15 08:15:15	AlperenT	Index (COCI21_index)	C++17	110 / 110	488 ms	9924 KiB

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#include <bits/stdc++.h>
using namespace std;
const int N = 2e5 + 5, SQRT = sqrt(N);
int n, q, arr[N], cur, l, r, a, b, cnt[N], cntbig, ans[N];
struct Query{
    int l, r, i;
    bool operator < (const Query &scnd) const{
        if(l / SQRT == scnd.l / SQRT) return r < scnd.r;
        else return l / SQRT < scnd.l / SQRT;
    }
};
Query queries[N];
void fixcur(){
    while(cntbig - cnt[cur] >= cur + 1) cntbig -= cnt[cur], cur++;
    while(cntbig < cur) cur--, cntbig += cnt[cur];
}
int main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    cin >> n >> q;
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50