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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#324961 | #8225. 最小值之和 | jrjyy | 0 | 1ms | 3836kb | C++17 | 3.6kb | 2024-02-11 02:23:05 | 2024-02-11 02:23:06 |
answer
#include <bits/stdc++.h>
using i64 = long long;
constexpr int inf = 1e9;
int exgcd(int a, int b, int &x, int &y) {
if (b == 0) {
x = 1;
y = 0;
return a;
}
int g = exgcd(b, a % b, y, x);
y -= a / b * x;
return g;
}
int main() {
std::cin.tie(nullptr)->sync_with_stdio(false);
int n;
std::cin >> n;
--n;
std::vector<int> s(n + 1);
for (int i = 0; i <= n; ++i) {
std::cin >> s[i];
}
std::vector f(n, std::vector(n + 1, std::vector<int>{}));
std::vector g(n, std::vector(n + 1, std::vector<std::tuple<int, int, int>>{}));
for (int i = 0; i < n; ++i) {
f[i][i + 1] = {s[i] == s[i + 1] ? s[i] : -inf};
g[i][i + 1] = {{i, -1, -1}};
}
for (int len = 2; len <= n; ++len) {
for (int l = 0; l + len <= n; ++l) {
int r = l + len;
f[l][r].assign(r - l, -inf);
g[l][r].assign(r - l, {-1, -1, -1});
for (int i = l; i < r; ++i) {
auto add = [&](int v, int a, int b) {
int c = v % (r - l);
if (f[l][r][c] < v) {
f[l][r][c] = v;
g[l][r][c] = {i, a, b};
}
};
int p = i - l, q = r - (i + 1);
if (!p) {
int v = s[l];
if (v <= f[i + 1][r][v % q]) {
add(v, -1, v % q);
}
} else if (!q) {
int v = s[r];
if (v <= f[l][i][v % p]) {
add(v, v % p, -1);
}
} else {
int x, y, gcd = exgcd(p, q, x, y), lcm = p / gcd * q;
for (int a = 0; a < p; ++a) {
for (int b = 0; b < q; ++b) {
if (f[l][i][a] == -inf || f[i + 1][r][b] == -inf || (a - b) % gcd) {
continue;
}
int t = ((a - b) / gcd * x % q * p + a) % lcm;
if (t < 0) {
t += lcm;
}
int mn = std::min(f[l][i][a], f[i + 1][r][b]);
if (t <= mn) {
t = (mn - t) / lcm * lcm + t;
for (int o = 0; o < r - l; ++o) {
int x = t - o * lcm;
if (x < 0) {
break;
}
add(x, a, b);
}
}
}
}
}
}
}
}
auto print = [&](auto self, int l, int r, int c, int x, int d) {
if (l == r) {
return;
}
auto [i, a, b] = g[l][r][c];
int v = (f[l][r][c] - x) / (r - l) + d;
// std::cerr << i << ": " << "f[" << l << "][" << r << "][" << c << "] : " << v << " " << f[l][r][c] << "\n";
assert(f[l][r][c] >= x);
self(self, l, i, a, f[l][r][c], v);
std::cout << v << " ";
self(self, i + 1, r, b, f[l][r][c], v);
};
for (int i = 0; i < n; ++i) {
if (f[0][n][i] != -inf) {
std::cout << "Yes\n";
print(print, 0, n, i, 0, 0);
return 0;
}
}
std::cout << "No\n";
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 11
Accepted
time: 1ms
memory: 3600kb
input:
5 14 14 12 13 13
output:
Yes 5 3 3 4
result:
ok The answer is correct.
Test #2:
score: 0
Accepted
time: 0ms
memory: 3836kb
input:
5 4 4 7 7 4
output:
Yes 1 1 4 1
result:
ok The answer is correct.
Test #3:
score: 0
Accepted
time: 0ms
memory: 3836kb
input:
5 4 13 14 14 13
output:
Yes 1 4 5 4
result:
ok The answer is correct.
Test #4:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
5 11 11 10 5 5
output:
Yes 5 4 1 2
result:
ok The answer is correct.
Test #5:
score: 0
Accepted
time: 0ms
memory: 3816kb
input:
5 10 10 10 4 4
output:
Yes 4 4 1 1
result:
ok The answer is correct.
Test #6:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
5 20 20 17 7 4
output:
Yes 10 7 2 1
result:
ok The answer is correct.
Test #7:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
5 12 12 16 19 19
output:
Yes 3 3 5 8
result:
ok The answer is correct.
Test #8:
score: 0
Accepted
time: 1ms
memory: 3628kb
input:
5 2 2 6 11 11
output:
Yes 2 0 3 8
result:
ok The answer is correct.
Test #9:
score: 0
Accepted
time: 1ms
memory: 3544kb
input:
5 10 10 8 5 5
output:
Yes 5 3 1 2
result:
ok The answer is correct.
Test #10:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
5 24 24 28 28 26
output:
Yes 6 6 9 7
result:
ok The answer is correct.
Test #11:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
5 5 5 22 31 31
output:
Yes 2 1 10 19
result:
ok The answer is correct.
Test #12:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
5 8 33 38 38 29
output:
Yes 2 11 16 9
result:
ok The answer is correct.
Test #13:
score: 0
Accepted
time: 0ms
memory: 3536kb
input:
5 16 16 4 12 12
output:
Yes 13 1 1 9
result:
ok The answer is correct.
Test #14:
score: 0
Accepted
time: 1ms
memory: 3540kb
input:
5 29 29 24 26 26
output:
Yes 11 6 6 8
result:
ok The answer is correct.
Test #15:
score: 0
Accepted
time: 1ms
memory: 3756kb
input:
5 0 33 33 32 32
output:
Yes 0 13 10 12
result:
ok The answer is correct.
Test #16:
score: 0
Accepted
time: 0ms
memory: 3588kb
input:
5 20 16 8 25 22
output:
No
result:
ok The answer is correct.
Test #17:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
5 0 2 3 0 2
output:
No
result:
ok The answer is correct.
Test #18:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
5 28 23 29 29 24
output:
No
result:
ok The answer is correct.
Test #19:
score: 0
Accepted
time: 1ms
memory: 3500kb
input:
5 0 1 0 4 2
output:
No
result:
ok The answer is correct.
Test #20:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
5 12 21 21 13 4
output:
No
result:
ok The answer is correct.
Test #21:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
5 9 22 25 23 12
output:
No
result:
ok The answer is correct.
Test #22:
score: 0
Accepted
time: 0ms
memory: 3832kb
input:
5 6 7 7 6 6
output:
Yes 2 3 1 3
result:
ok The answer is correct.
Test #23:
score: 0
Accepted
time: 0ms
memory: 3756kb
input:
5 25 25 24 20 20
output:
Yes 8 7 5 5
result:
ok The answer is correct.
Test #24:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
5 17 9 8 16 9
output:
No
result:
ok The answer is correct.
Test #25:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
5 20 5 34 34 23
output:
No
result:
ok The answer is correct.
Test #26:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
5 15 33 35 35 31
output:
No
result:
ok The answer is correct.
Test #27:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
5 21 22 23 1 18
output:
No
result:
ok The answer is correct.
Test #28:
score: 0
Accepted
time: 0ms
memory: 3560kb
input:
5 4 2 3 4 2
output:
No
result:
ok The answer is correct.
Test #29:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
5 16 25 8 19 7
output:
No
result:
ok The answer is correct.
Test #30:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
5 4 0 8 6 6
output:
No
result:
ok The answer is correct.
Test #31:
score: 0
Accepted
time: 0ms
memory: 3832kb
input:
2 2 3
output:
No
result:
ok The answer is correct.
Test #32:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
2 2 2
output:
Yes 2
result:
ok The answer is correct.
Test #33:
score: -11
Wrong Answer
time: 0ms
memory: 3580kb
input:
1 0
output:
No
result:
wrong answer Line 1 expected P
Subtask #2:
score: 0
Skipped
Dependency #1:
0%
Subtask #3:
score: 0
Skipped
Dependency #2:
0%
Subtask #4:
score: 0
Skipped
Dependency #1:
0%
Subtask #5:
score: 0
Skipped
Dependency #1:
0%
Subtask #6:
score: 0
Skipped
Dependency #1:
0%