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QOJ
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 |
---|---|---|---|---|---|---|---|---|---|
#249458 | #7627. Phony | ucup-team191# | WA | 0ms | 3712kb | C++14 | 3.1kb | 2023-11-12 06:59:58 | 2023-11-12 06:59:58 |
Judging History
answer
#include<bits/stdc++.h>
#include<bits/extc++.h>
using namespace std;
using namespace __gnu_pbds;
typedef long long llint;
typedef pair <llint, llint> pi;
template <class T>
using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
const int MAXN = 500005;
llint n, m, k;
llint a[MAXN];
llint idx, ofs;
__int128 ost;
map <llint, llint> mp_top_k, mp_ostali;
Tree <pi> top_k;
Tree <pi> ostali;
llint get_mod_k (llint val) {
val %= k;
if (val < 0) return val + k;
return val;
}
llint get_val (llint j) {
llint res = ofs * k + (top_k.find_by_order(j) -> first);
if (j < idx) res += k;
return res;
}
void update_ostali () {
if (ostali.empty()) {
ost = -1;
return;
}
llint siz = top_k.size();
llint val = ostali.begin() -> first;
llint ostatak = get_mod_k(val);
auto it = top_k.upper_bound({ostatak, 1e18});
if (it != top_k.begin()) {
it--;
} else {
it = top_k.end(); it--;
}
llint j = top_k.order_of_key(*it);
llint val_j = get_val(j);
ost = (j + 1 - idx);
if (ost < 0) ost += siz;
ost += ((val - val_j) / k - 1) * ((__int128) siz);
}
void ubaci_top_k (llint val) {
top_k.insert({val, mp_top_k[val]});
mp_top_k[val]++;
}
void ubaci_ostali (llint val) {
ostali.insert({val, mp_ostali[val]});
mp_ostali[val]++;
}
void init () {
llint mn = 2e18;
for (int i = 1; i <= n; i++) {
mn = min(mn, a[i]);
}
for (int i = 1; i <= n; i++) {
if (a[i] <= mn + k) {
ubaci_top_k(get_mod_k(a[i]));
} else {
ubaci_ostali(a[i]);
}
}
idx = top_k.order_of_key({mn, 0});
ofs = (mn - get_mod_k(mn)) / k;
update_ostali();
}
void prebaci () {
pi curr = *top_k.find_by_order(idx);
llint br = ostali.begin() -> first;
ostali.erase(ostali.begin());
ubaci_top_k(get_mod_k(br));
idx = top_k.order_of_key(curr);
}
void advance_once (llint d) {
llint siz = top_k.size();
ofs += d / siz;
d %= siz;
llint novi_idx = (idx + d) % siz;
if (novi_idx < idx) ofs++;
idx = novi_idx;
}
void advance (llint d) {
while (ost <= d && ost != -1) {
advance_once(ost);
d -= ost;
prebaci();
update_ostali();
}
if (d > 0) {
advance_once(d);
if (ost != -1) ost -= d;
}
}
llint upit (llint val) {
llint siz = top_k.size();
if (val > siz) {
val -= siz;
val--;
return ostali.find_by_order(val) -> first;
} else {
val--;
llint j = (idx + val) % siz;
return get_val(j);
}
}
int main () {
ios_base::sync_with_stdio(false);
cin.tie(0);
cin >> n >> m >> k;
for (int i = 1; i <= n; i++) {
cin >> a[i];
a[i] = -a[i];
}
init();
for (int i = 1; i <= m; i++) {
char tip; llint val;
cin >> tip >> val;
if (tip == 'C') {
advance(val);
} else {
cout << -upit(val) << '\n';
}
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3588kb
input:
3 5 5 7 3 9 A 3 C 1 A 2 C 2 A 3
output:
3 4 -1
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
5 8 8 294 928 293 392 719 A 4 C 200 A 5 C 10 A 2 C 120 A 1 A 3
output:
294 200 191 0 -2
result:
ok 5 lines
Test #3:
score: -100
Wrong Answer
time: 0ms
memory: 3712kb
input:
100 100 233 5101 8001 6561 6329 6305 7745 4321 811 49 1121 3953 8054 8415 9876 6701 4097 6817 6081 495 5521 2389 2042 4721 8119 7441 7840 8001 5756 5561 129 1 5981 4801 7201 8465 7251 6945 5201 5626 3361 5741 3650 7901 2513 8637 3841 5621 9377 101 3661 5105 4241 5137 7501 5561 3581 4901 561 8721 811...
output:
6881 9162 4721 8234 2945 7745 7557 5291 5001 2042 4721 4721 6881 4097 7251 7280 7065 7064 811 6813 2561 6736 6135 6181 3581 5291 1485 6013 5425 2042 5344 5203 5275 4721 5137 4029 4097 4629 4851 4624 4735 2042 4591 4484 4638 4461 3581 4382 115 2042 4335 2042 4326 1485 4371 -17530
result:
wrong answer 2nd lines differ - expected: '9161', found: '9162'