0
1
mirror of https://git.sb/baoshuo/OI-codes.git synced 2024-12-24 03:31:59 +00:00

3312. [USACO2013 Nov] No Change

https://hydro.ac/d/bzoj/record/6322eb3d32ae6c3198cc9a01
This commit is contained in:
Baoshuo Ren 2022-09-15 17:07:38 +08:00
parent 67fcc9cd0a
commit 0c692c1357
Signed by: baoshuo
GPG Key ID: 00CB9680AB29F51A
27 changed files with 147 additions and 0 deletions

69
BZOJ/3312/3312.cpp Normal file
View File

@ -0,0 +1,69 @@
#include <iostream>
using std::cin;
using std::cout;
const char endl = '\n';
const int N = 100005;
int k, n, w[20], s[N], f[1 << 17], ans;
bool flag;
inline int find(int x, int y) {
int l = f[x],
r = std::min(n, f[x] + w[y]);
int res = l;
while (l <= r) {
int mid = l + r >> 1;
if (s[mid] - s[f[x]] <= w[y]) {
res = mid;
l = mid + 1;
} else {
r = mid - 1;
}
}
return res;
}
int main() {
std::ios::sync_with_stdio(false);
cin.tie(nullptr);
cin >> k >> n;
for (int i = 0; i < k; i++) {
cin >> w[i];
}
for (int i = 1, x; i <= n; i++) {
cin >> x;
s[i] = s[i - 1] + x;
}
for (int i = 0; i < 1 << k; i++) {
for (int j = 0; j < k; j++) {
if (!(i & (1 << j))) {
f[i | (1 << j)] = std::max(f[i | (1 << j)], find(i, j));
}
}
if (f[i] == n) {
flag = true;
int sum = 0;
for (int j = 0; j < k; j++) {
if (!(i & (1 << j))) sum += w[j];
}
ans = std::max(ans, sum);
}
}
cout << (flag ? ans : -1) << endl;
return 0;
}

BIN
BZOJ/3312/data/1.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/1.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/10.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/10.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/11.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/11.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/12.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/12.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/13.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/13.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/2.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/2.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/3.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/3.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/4.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/4.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/5.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/5.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/6.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/6.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/7.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/7.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/8.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/8.out (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/9.in (Stored with Git LFS) Normal file

Binary file not shown.

BIN
BZOJ/3312/data/9.out (Stored with Git LFS) Normal file

Binary file not shown.