QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#267148 | #7744. Elevator | mulberry# | WA | 34ms | 5680kb | C++23 | 2.8kb | 2023-11-26 23:39:59 | 2023-11-26 23:40:00 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int t, n, m, k, tot;
struct node {
int c, w, h;
} a[200005];
struct Node {
int one, two, f;
} b[200005];
bool cmp(node a, node b) { return a.h > b.h; }
void zhuang(int id, int k) {
// cout << id << ' ' << k << '\n';
if (k == 0 || id > tot) return;
if (2ll * b[id].two + b[id].one <= k) {
zhuang(id + 1, k - 2ll * b[id].two - b[id].one);
b[id].two = 0;
b[id].one = 0;
} else {
int num = k / 2;
k -= 2ll * min(b[id].two, num);
if (num >= b[id].two)
b[id].two = 0;
else
b[id].two -= num;
if (k > 0) {
int num = k;
k -= min(b[id].one, num);
if (num >= b[id].one)
b[id].one = 0;
else
b[id].one -= num;
}
zhuang(id + 1, k);
}
}
int main() {
ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
cin >> t;
while (t--) {
cin >> n >> k;
for (int i = 1; i <= n; i++) cin >> a[i].c >> a[i].w >> a[i].h;
sort(a + 1, a + 1 + n, cmp);
tot = 0;
int one = 0, two = 0;
for (int i = 1; i <= n; i++)
if (i == n || a[i].h != a[i + 1].h) {
tot++;
if (a[i].w == 1)
one += a[i].c;
else
two += a[i].c;
b[tot].one = one;
b[tot].two = two;
b[tot].f = a[i].h;
one = 0;
two = 0;
} else {
if (a[i].w == 1)
one += a[i].c;
else
two += a[i].c;
}
int ans = 0;
// cout << tot << '\n';
// for (int i = 1; i <= tot; i++) cout << b[i].one << ' ' << b[i].two << ' ' << b[i].f <<
// '\n';
for (int i = 1; i <= tot; i++) {
if (b[i].one == 0 && b[i].two == 0) continue;
if (b[i].two * 2 >= k) {
int num = b[i].two / (k / 2);
ans += b[i].f * num;
b[i].two -= k / 2 * num;
i--;
continue;
}
if (b[i].two == 0 && b[i].one >= k) {
int num = b[i].one / k;
ans += b[i].f * num;
b[i].one -= num * k;
i--;
continue;
}
if (b[i].two * 2 + b[i].one >= k) {
ans += b[i].f;
b[i].two = 0;
int x = k - 2ll * b[i].two;
b[i].one -= x;
i--;
continue;
}
zhuang(i, k);
ans += b[i].f;
// cout << i << ' ' << ans << '\n';
}
cout << ans << '\n';
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5680kb
input:
2 4 6 1 1 8 7 2 5 1 1 7 3 2 6 8 1200000 100000 1 100000 100000 1 12345 100000 2 100000 100000 2 12345 100000 1 100000 100000 1 12345 100000 2 100000 100000 2 12345
output:
24 100000
result:
ok 2 lines
Test #2:
score: -100
Wrong Answer
time: 34ms
memory: 5644kb
input:
5501 8 104 5 2 3 6 2 4 5 2 3 6 2 9 8 2 4 2 1 3 7 2 4 8 2 8 1 290 3 1 1 12 12 6 1 2 1 2 2 1 1 2 1 2 4 6 1 1 1 2 5 6 1 4 4 1 4 6 2 4 6 2 5 4 2 5 4 1 4 5 334 1 1 4 1 2 3 4 2 1 5 1 1 2 1 2 13 218 5 2 3 5 1 4 1 2 1 1 2 5 3 2 2 1 1 3 4 2 2 1 2 5 2 2 1 2 1 5 3 2 1 5 2 1 1 1 4 10 260 7 2 1 5 1 1 5 2 4 6 1 6...
output:
9 1 23 4 5 7 1 3 9 6 1 10 4 9 17 6 4 1 8 5 5 7 1 3 23 6 3 3 2 2 2 3 8 1 5 6 9 11 147 7 10 2 7 7 8 6 5 5 1 7 3 5 10 7 7 10 8 1 4 2 3 9 1 5 2 9 1 6 7 7 6 10 18 8 10 4 10 9 2 8 3 5 9 3 6 5 3 2 6 1 3 2 2 1 6 9 6 3 4 8 9 9 2 6 1 2 6 7 5 2 5 21 8 1 2 3 4 9 3 4 6 5 9 6 1 7 3 7 3 2 2 8 7 3 5 9 7 10 7 3 2 4 ...
result:
wrong answer 156th lines differ - expected: '76', found: '66'