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#include <bits/stdc++.h>using namespace std;using ull = unsigned long long;using ll = long long;const int N = 50010;int T;struct node {int l, r;ll sum, add;} tr[N * 4];ll a[N];inline in…
查看更多 2026-02-20
#include <bits/stdc++.h>using namespace std;using ull = unsigned long long;using ll = long long;const int N = 50010;int T;struct node {int l, r;ll sum, add;} tr[N * 4];ll a[N];inline in…
查看更多 2026-02-20
#include <bits/stdc++.h>using namespace std;using ull = unsigned long long;using ll = long long;const int N = 50010;int T;struct node {int l, r;ll sum, add;} tr[N * 4];ll a[N];inline in…
查看更多 2026-02-19
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