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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#853548 | #3299. Advertisement Matching | rlc202204 | WA | 2ms | 12044kb | C++17 | 2.5kb | 2025-01-11 17:29:20 | 2025-01-11 17:29:26 |
Judging History
answer
#include <iostream>
#include <cstdio>
#include <vector>
#include <cstring>
#include <algorithm>
using namespace std;
const int N = 2.5e5 + 5;
typedef long long ll;
#define debug(x) cout << #x << "=" << x << endl
ll val[N << 2] = {0};
ll tag[N << 2] = {0};
#define ls (x << 1)
#define rs (x << 1 | 1)
#define mid ((lx + rx) >> 1)
void pushup(int x) {
val[x] = max(val[ls], val[rs]);
}
void pushdown(int x) {
if (tag[x] == 0ll)
return;
val[ls] += tag[x], tag[ls] += tag[x];
val[rs] += tag[x], tag[rs] += tag[x];
tag[x] = 0ll;
}
void build(int x, int lx, int rx, ll *a) {
if (lx + 1 == rx) {
val[x] = a[lx];
return;
}
build(ls, lx, mid, a), build(rs, mid, rx, a);
pushup(x);
}
void upd(int x, int lx, int rx, int l, int r, ll v) {
if (rx <= l || r <= lx)
return;
if (l <= lx && rx <= r) {
val[x] += v;
tag[x] += v;
return;
}
pushdown(x);
upd(ls, lx, mid, l, r, v), upd(rs, mid, rx, l, r, v);
pushup(x);
}
#undef ls
#undef rs
#undef mid
int n, m;
int a[N] = {0};
int b[N] = {0};
int ca[N] = {0}, cb[N] = {0};
ll res[N] = {0};
bool cmp(int x, int y) {
return x > y;
}
int main() {
scanf("%d%d", &n, &m);
ll ta = 0ll, tb = 0ll;
for (int i = 1; i <= n; i++)
scanf("%d", &a[i]), ca[i] = a[i], ta += a[i];
for (int j = 1; j <= m; j++)
scanf("%d", &b[j]), cb[j] = b[j], tb += b[j];
sort(ca + 1, ca + n + 1, cmp);
sort(cb + 1, cb + m + 1, cmp);
ll sum = tb;
for (int i = 1, j = m; i <= n; i++) {
while (j >= 1 && cb[j] < i)
sum -= cb[j], j--;
sum += a[i];
res[i] = sum - 1ll * j * i;
// debug(i), debug(res[i]);
}
build(1, 1, n + 1, res);
int q;
scanf("%d", &q);
for (int i = 1, op, j; i <= q; i++) {
scanf("%d%d", &op, &j);
if (op == 1) {
int pos = lower_bound(ca, ca + n + 1, a[j], greater<int>()) - ca;
a[j]++, ca[pos]++;
ta++;
// debug(pos);
upd(1, 1, n + 1, pos, n + 1, 1);
}
else if (op == 2) {
int pos = upper_bound(ca, ca + n + 1, a[j], greater<int>()) - ca - 1;
a[j]--, ca[pos]--;
ta--;
upd(1, 1, n + 1, pos, n + 1, -1);
}
else if (op == 3) {
int pos = lower_bound(cb, cb + m + 1, b[j], greater<int>()) - cb;
b[j]++, cb[pos]++;
tb++;
upd(1, 1, n + 1, 1, min(n + 1, cb[pos]), 1);
}
else {
int pos = upper_bound(cb, cb + m + 1, b[j], greater<int>()) - cb - 1;
b[j]--, cb[pos]--;
tb--;
upd(1, 1, n + 1, 1, min(n + 1, cb[pos]), -1);
}
ll ans = min({ta, tb, ta + tb - val[1]});
// cout << val[1] << endl;
// cout << ans << " " << ta << " " << tb << endl;
if (ans == ta)
printf("1\n");
else
printf("0\n");
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 9940kb
input:
5 5 1 5 2 4 3 3 3 3 3 3 5 4 2 3 5 2 2 1 1 1 4
output:
0 1 1 1 0
result:
ok 5 lines
Test #2:
score: -100
Wrong Answer
time: 2ms
memory: 12044kb
input:
100 100 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 1...
output:
1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
wrong answer 2nd lines differ - expected: '1', found: '0'