Submission #646915

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
646915	2022-10-01 02:19:49	LeonaRaging	Exam (eJOI20_exam)	C++14	100 / 100	176 ms	100060 KiB

exam

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#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define ll long long
#define pb push_back
#define db(val) "[" #val " = " << (val) << "] "
const ll mod = 1e9 + 7;
const int maxn = 1e5 + 4;
const int INF = 1e9;
const int N = 5005;
int n, a[maxn], b[maxn], L[maxn], R[maxn];
set<int> mySet;
void Sub2() {
    int res = 0, pre = 0;
    for (int i = 1; i <= n; i++)
        if (a[i] == b[i]) {
            res += R[i] - max(pre, L[i]) - 1;
            pre = R[i];
            i = R[i] - 1;
        }
    cout << res;
}
struct seg_tree {
    vector<int> t;
 
 
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• Subtask 2: 12 / 12
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• Subtask 5: 16 / 16
• Subtask 6: 22 / 22