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ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#853793 | #3299. Advertisement Matching | rlc202204 | WA | 2ms | 12076kb | C++17 | 3.1kb | 2025-01-11 19:17:23 | 2025-01-11 19:17:33 |
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};
ll ta, tb;
bool cmp(int x, int y) {
return x > y;
}
void calc() {
/*
for (int i = 1; i <= n; i++)
cout << ca[i] << " ";
cout << endl;
for (int j = 1; j <= m; j++)
cout << cb[j] << " ";
cout << endl;
*/
ll sum = tb, ans = 0;
for (int i = 1, j = m; i <= n; i++) {
while (j >= 1 && cb[j] < i)
sum -= cb[j], j--;
sum += ca[i];
res[i] = sum - 1ll * j * i;
ans = max(ans, res[i]);
// debug(i), debug(res[i]);
}
ll mn = min({ta, tb, ta + tb - ans});
if (mn == ta)
printf("1\n");
else
printf("0\n");
}
int main() {
scanf("%d%d", &n, &m);
ta = 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 += ca[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 + 1, 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 = (ca[n] == a[j] ? n : upper_bound(ca + 1, 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) {
// debug(b[j]);
int pos = lower_bound(cb + 1, cb + m + 1, b[j], greater<int>()) - cb;
upd(1, 1, n + 1, 1, min(n + 1, cb[pos]), 1);
b[j]++, cb[pos]++;
tb++;
// debug(pos);
}
else {
int pos = (cb[m] == b[j] ? m : upper_bound(cb + 1, cb + m + 1, b[j], greater<int>()) - cb - 1);
upd(1, 1, n + 1, 1, min(n + 1, cb[pos]), -1);
b[j]--, cb[pos]--;
tb--;
}
// calc();
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;
}
详细
Test #1:
score: 100
Accepted
time: 2ms
memory: 12072kb
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: 0
Accepted
time: 0ms
memory: 9948kb
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 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
result:
ok 100 lines
Test #3:
score: -100
Wrong Answer
time: 0ms
memory: 12076kb
input:
100 100 42 28 42 64 42 29 72 64 72 29 28 72 28 72 29 42 64 42 72 29 64 29 72 28 42 64 72 64 28 42 72 42 29 64 72 64 72 29 72 29 64 42 64 72 29 28 42 64 72 64 72 28 42 64 64 42 64 64 28 28 72 29 28 64 28 64 64 72 64 28 42 29 64 42 64 42 72 64 64 64 28 64 42 72 64 29 64 29 64 64 72 29 29 28 42 72 64 7...
output:
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 1 1 1 1 1 1 1 1 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
result:
wrong answer 44th lines differ - expected: '0', found: '1'