#include <cmath>
#include <cstdio>
using namespace std;
- ```
-
+
const int maxn = 200010;
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+
int f[maxn], g[maxn], id[maxn], head[maxn], cnt, last[maxn], dep[maxn],
fa[maxn][22], v[maxn], w[maxn];
int block, index, n, m, q;
int pos[maxn], col[maxn], app[maxn];
bool vis[maxn];
long long ans[maxn], cur;
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+
struct edge {
int to, nxt;
} e[maxn];
int cnt1 = 0, cnt2 = 0; // 时间戳
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+
struct query {
int l, r, t, id;
bool operator<(const query &b) const {
(pos[l] == pos[b.l] && pos[r] == pos[b.r] && t < b.t);
}
} a[maxn], b[maxn];
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+
inline void addedge(int x, int y) {
e[++cnt] = (edge){y, head[x]};
head[x] = cnt;
}
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void dfs(int x) {
id[f[x] = ++index] = x;
for (int i = head[x]; i; i = e[i].nxt) {
}
id[g[x] = ++index] = x; // 括号序
}
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+
inline int lca(int x, int y) {
if (dep[x] < dep[y]) swap(x, y);
if (dep[x] != dep[y]) {
}
return fa[x][0];
}
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+
inline void add(int x) {
if (vis[x])
cur -= (long long)v[col[x]] * w[app[col[x]]--];
cur += (long long)v[col[x]] * w[++app[col[x]]];
vis[x] ^= 1;
}
-
+
inline void modify(int x, int t) {
if (vis[x]) {
add(x);
} else
col[x] = t;
} // 在时间维上移动
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+
int main() {
scanf("%d%d%d", &n, &m, &q);
for (int i = 1; i <= m; i++) scanf("%d", &v[i]);