#include <bits/stdc++.h>
#include "aliens.h"
using namespace std;
typedef long long ll;
ll solve1(int n, int m, int k, vector<int> &r, vector<int> &c) {
int ret = 0, g[m][m];
memset(g, 0, sizeof g);
for(int ii = 0; ii < n; ii++) {
int x = r[ii], y = c[ii];
if(x > y) swap(x, y);
for(int i = x; i <= y; i++) {
for(int j = x; j <= y; j++) {
if(!g[i][j]) ret++;
g[i][j] = 1;
}
}
} return ret;
}
ll solve2(int n, int m, int K, vector<int> &r) {
r.push_back(-1); sort(r.begin(), r.end());
r.erase(unique(r.begin(), r.end()), r.end());
n = r.size() - 1;
ll dp[K + 1][n + 1];
memset(dp, 63, sizeof dp);
#define sq(a) ((ll)(a) * (a))
for(int i = 1; i <= n; i++)
dp[1][i] = sq(r[i] - r[1] + 1);
for(int k = 2; k <= K; k++) {
for(int i = 1; i <= n; i++) {
for(int j = 1; j < i; j++)
dp[k][i] = min(dp[k][i], dp[k - 1][j] + sq(r[i] - r[j + 1] + 1));
}
}
return dp[K][n];
}
ll take_photos(int n, int m, int k, vector<int> r, vector<int> c) {
if(n <= 50 && m <= 100 && n == k)
return solve1(n, m, k, r, c);
return solve2(n, m, k, r);
}
#ifdef LOCAL_TESTING
int main() {
freopen("in", "r", stdin);
int n, m, k;
assert(3 == scanf("%d %d %d", &n, &m, &k));
std::vector<int> r(n), c(n);
for (int i = 0; i < n; i++) {
assert(2 == scanf("%d %d", &r[i], &c[i]));
}
ll ans = take_photos(n, m, k, r, c);
printf("%lld\n", ans);
return 0;
}
#endif
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
2 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
3 |
Correct |
2 ms |
436 KB |
Correct answer: answer = 4 |
4 |
Correct |
2 ms |
512 KB |
Correct answer: answer = 12 |
5 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 52 |
6 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 210 |
7 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 88 |
8 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 7696 |
9 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 1 |
10 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 2374 |
11 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 9502 |
12 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 49 |
13 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 151 |
14 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 7550 |
15 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7220 |
16 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7550 |
17 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
18 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
19 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 624 |
20 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 1 |
2 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 4 |
3 |
Incorrect |
2 ms |
804 KB |
Wrong answer: output = 4557430888798830399, expected = 1 |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
2 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
3 |
Correct |
2 ms |
436 KB |
Correct answer: answer = 4 |
4 |
Correct |
2 ms |
512 KB |
Correct answer: answer = 12 |
5 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 52 |
6 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 210 |
7 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 88 |
8 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 7696 |
9 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 1 |
10 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 2374 |
11 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 9502 |
12 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 49 |
13 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 151 |
14 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 7550 |
15 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7220 |
16 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7550 |
17 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
18 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
19 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 624 |
20 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
21 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 1 |
22 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 4 |
23 |
Incorrect |
2 ms |
804 KB |
Wrong answer: output = 4557430888798830399, expected = 1 |
24 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
2 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
3 |
Correct |
2 ms |
436 KB |
Correct answer: answer = 4 |
4 |
Correct |
2 ms |
512 KB |
Correct answer: answer = 12 |
5 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 52 |
6 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 210 |
7 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 88 |
8 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 7696 |
9 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 1 |
10 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 2374 |
11 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 9502 |
12 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 49 |
13 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 151 |
14 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 7550 |
15 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7220 |
16 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7550 |
17 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
18 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
19 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 624 |
20 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
21 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 1 |
22 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 4 |
23 |
Incorrect |
2 ms |
804 KB |
Wrong answer: output = 4557430888798830399, expected = 1 |
24 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
2 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
3 |
Correct |
2 ms |
436 KB |
Correct answer: answer = 4 |
4 |
Correct |
2 ms |
512 KB |
Correct answer: answer = 12 |
5 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 52 |
6 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 210 |
7 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 88 |
8 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 7696 |
9 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 1 |
10 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 2374 |
11 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 9502 |
12 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 49 |
13 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 151 |
14 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 7550 |
15 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7220 |
16 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7550 |
17 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
18 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
19 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 624 |
20 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
21 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 1 |
22 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 4 |
23 |
Incorrect |
2 ms |
804 KB |
Wrong answer: output = 4557430888798830399, expected = 1 |
24 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
2 |
Correct |
2 ms |
380 KB |
Correct answer: answer = 4 |
3 |
Correct |
2 ms |
436 KB |
Correct answer: answer = 4 |
4 |
Correct |
2 ms |
512 KB |
Correct answer: answer = 12 |
5 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 52 |
6 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 210 |
7 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 88 |
8 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 7696 |
9 |
Correct |
2 ms |
540 KB |
Correct answer: answer = 1 |
10 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 2374 |
11 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 9502 |
12 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 49 |
13 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 151 |
14 |
Correct |
2 ms |
704 KB |
Correct answer: answer = 7550 |
15 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7220 |
16 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 7550 |
17 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
18 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
19 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 624 |
20 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 10000 |
21 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 1 |
22 |
Correct |
2 ms |
804 KB |
Correct answer: answer = 4 |
23 |
Incorrect |
2 ms |
804 KB |
Wrong answer: output = 4557430888798830399, expected = 1 |
24 |
Halted |
0 ms |
0 KB |
- |