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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 |
---|---|---|---|---|---|---|---|---|---|
#537602 | #7523. Partially Free Meal | OIer_kzc# | WA | 726ms | 100380kb | C++17 | 2.6kb | 2024-08-30 16:27:33 | 2024-08-30 16:27:33 |
Judging History
answer
#include <stdio.h>
#include <string.h>
#include <vector>
#include <algorithm>
#include <numeric>
#define LOG(FMT...) fprintf(stderr, FMT)
#define eb emplace_back
using namespace std;
typedef long long LL;
constexpr int N = 200005, TC = 30 * N;
constexpr int dx[4] = {-1, 1, 0, 0}, dy[4] = {0, 0, -1, 1};
int n;
int ra[N];
struct Pair {
int a, b, k;
} w[N];
bool cmpA(const Pair &x, const Pair &y) {
return x.a < y.a;
}
bool cmpB(const Pair &x, const Pair &y) {
return x.b < y.b;
}
#define L (tr[z].l)
#define R (tr[z].r)
struct Tree {
int l, r, c; LL v;
} tr[TC];
int rt[N], ids;
void mdf(int &z, int x, int c, int l = 0, int r = n) {
z = ++ids;
tr[z].v = c;
tr[z].c = 1;
if (l == r) {
return;
}
int mid = l + r >> 1;
if (x <= mid) {
mdf(L, x, c, l, mid);
} else {
mdf(R, x, c, mid + 1, r);
}
}
void merge(int &y, int x, int l = 0, int r = n) {
if (!x) {
return;
}
if (!y) {
y = x;
return;
}
tr[y].v += tr[x].v;
tr[y].c += tr[x].c;
if (l == r) {
return;
}
int mid = l + r >> 1;
merge(tr[y].l, tr[x].l, l, mid);
merge(tr[y].r, tr[x].r, mid + 1, r);
}
int qry(int z, LL v, int l = 0, int r = n) {
if (l == r) {
return 0;
}
int mid = l + r >> 1;
if (tr[L].v <= v) {
return tr[L].c + qry(R, v - tr[L].v, mid + 1, r);
}
return qry(L, v, l, mid);
}
int c[N];
LL res[N];
void solve(int l, int r, LL vl, LL vr, const vector<int> &v) {
if (l > r) {
return;
}
if (vl == vr) {
for (int k = l; k <= r; ++k) {
res[k] = vr;
}
return;
}
LL md = (vl + vr) >> 1;
int maxc = 0;
for (int i = 0; i < v.size(); ++i) {
int x = v[i];
c[i] = qry(rt[x], md - w[x].b);
maxc = max(maxc, c[i]);
}
vector<int> nv;
int mx = -1;
for (int i = 0; i < v.size(); ++i) {
if (c[i] > mx) {
nv.eb(v[i]);
mx = c[i];
}
}
solve(l, maxc, vl, md, nv);
nv.clear();
mx = -1;
for (int i = v.size() - 1; ~i; --i) {
if (c[i] > mx) {
nv.eb(v[i]);
mx = c[i];
}
}
reverse(nv.begin(), nv.end());
solve(maxc + 1, r, md + 1, vr, nv);
}
int main() {
scanf("%d", &n);
LL suma = 0; int maxb = 0;
for (int i = 1; i <= n; ++i) {
scanf("%d%d", &w[i].a, &w[i].b);
suma += w[i].a;
maxb = max(maxb, w[i].b);
}
sort(w + 1, w + n + 1, cmpA);
for (int i = 1; i <= n; ++i) {
w[i].k = i - 1;
}
sort(w + 1, w + n + 1, cmpB);
for (int i = 1; i <= n; ++i) {
mdf(rt[i], w[i].k, w[i].a);
merge(rt[i], rt[i - 1]);
}
vector<int> v(n);
iota(v.begin(), v.end(), 1);
solve(1, n, 0, suma + maxb, v);
for (int i = 1; i <= n; ++i) {
printf("%lld\n", res[i]);
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 7948kb
input:
3 2 5 4 3 3 7
output:
7 11 16
result:
ok 3 lines
Test #2:
score: -100
Wrong Answer
time: 726ms
memory: 100380kb
input:
200000 466436993 804989151 660995237 756645598 432103296 703610564 6889895 53276988 873617076 822481192 532911431 126844295 623111499 456772252 937464699 762157133 708503076 786039753 78556972 5436013 582960979 398984169 786333369 325119902 930705057 615928139 924915828 506145001 164984329 208212435...
output:
1318594 3208018 6227622 8110124 10374115 11259522 12332210 13476823 14788280 16172895 17856201 19549166 20693779 22005236 23389851 25073157 26760338 28509336 30294967 32093959 34154691 35953683 37788037 39670539 41587936 43509424 46244669 48030300 49829292 50499183 52079411 53762717 55449898 5705990...
result:
wrong answer 3rd lines differ - expected: '5570526', found: '6227622'