QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#42825 | #4423. AMPPZ in the times of disease | zghtyarecrenj | WA | 3673ms | 42904kb | C++17 | 1.0kb | 2022-08-04 07:51:17 | 2022-08-04 07:51:19 |
Judging History
answer
#include <bits/stdc++.h>
typedef long long ll;
typedef std::pair<int, int> point;
const ll inf = 1e18;
const int N = 2e6 + 5;
#define x first
#define y second
int n, k, init[32], res[N];
ll dis[N];
point a[N];
inline ll dist(point a, point b) {
return 1ll * (a.x - b.x) * (a.x - b.x) + 1ll * (a.y - b.y) * (a.y - b.y);
}
void solve() {
scanf("%d%d", &n, &k);
for (int i = 0; i < n; ++i) scanf("%d%d", &a[i].x, &a[i].y);
memset(dis, 0x3f, sizeof(ll) * n);
for (int i = 0; i < k; ++i) {
for (int j = 1; j < n; ++j) if (dis[j] > dis[init[i]]) init[i] = j;
for (int j = 0; j < n; ++j) dis[j] = std::min(dis[j], dist(a[j], a[init[i]]));
}
for (int i = 0; i < n; ++i) {
ll mn = inf;
for (int j = 0; j < k; ++j) {
ll tmp = dist(a[i], a[init[j]]);
if (tmp < mn) res[i] = j + 1, mn = tmp;
}
}
for (int i = 0; i < n; ++i) printf("%d ", res[i]); puts("");
}
int main() {
int T; scanf("%d", &T);
while (T--) solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 3309ms
memory: 10072kb
input:
100 100000 20 270505 510725 245104 76414 131477 992924 781607 895592 562469 622976 564354 637966 980036 112090 522903 687218 113871 977855 6615 123673 13847 347618 657794 165707 420561 183995 11367 136391 507836 694877 985069 105115 774110 486921 14319 338715 774937 118145 981468 99089 803866 491315...
output:
1 11 4 3 19 19 2 8 4 5 9 10 7 5 8 2 6 9 17 2 6 10 13 3 12 1 7 16 13 19 11 10 14 12 16 3 17 7 3 14 14 9 11 1 19 13 1 20 6 20 13 20 10 13 13 18 5 1 5 13 13 17 18 9 3 7 17 16 12 17 14 10 16 12 5 10 17 6 18 15 3 2 4 6 4 9 7 12 20 6 11 19 19 13 13 3 6 12 2 13 6 1 5 1 5 13 5 7 17 6 12 14 13 12 8 20 19 13 ...
result:
ok ac (100 test cases)
Test #2:
score: 0
Accepted
time: 3614ms
memory: 42848kb
input:
5 2000000 20 128546949 27937564 245921588 62819439 245938747 62819439 245920165 62819440 245940996 62819441 245919462 62819441 245943717 62819443 245945427 62819445 245947161 62819447 245947035 62819447 245913847 62819447 245911321 62819450 245910715 62819451 245908052 62819455 245953333 62819457 24...
output:
1 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 1...
result:
ok ac (5 test cases)
Test #3:
score: 0
Accepted
time: 3493ms
memory: 42868kb
input:
5 2000000 20 938915 14534 939099 14534 938896 14534 938968 14534 939120 14534 938967 14534 939092 14534 939047 14534 939083 14534 938959 14534 938980 14534 939094 14534 939096 14534 939158 14534 939129 14534 939050 14534 939146 14534 939067 14534 938953 14534 939118 14534 939174 14534 938957 14534 9...
output:
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
result:
ok ac (5 test cases)
Test #4:
score: 0
Accepted
time: 3673ms
memory: 42904kb
input:
5 1999992 20 714274 363953 4097901 6999896 4285652 7069412 672239 571422 408343 714278 4285652 6512757 995296 428566 4066535 6571329 4285652 6503633 4428508 7305200 1502570 714278 350759 714278 4078994 6999896 4285652 6566018 882958 428566 411620 714278 4085106 6999896 4285652 6530080 4142796 684433...
output:
1 20 11 14 6 9 17 16 9 2 4 6 20 9 17 6 20 9 15 4 2 18 16 2 11 11 18 20 4 3 16 17 18 14 11 18 3 3 11 14 6 4 16 9 15 16 3 14 20 14 6 9 17 3 1 16 9 9 16 14 17 11 14 2 16 15 3 4 3 16 6 4 9 16 2 14 4 18 17 18 10 11 14 10 20 1 16 4 17 9 20 4 6 3 2 9 3 9 6 4 15 4 14 16 18 11 9 20 18 18 6 4 10 3 10 14 16 18...
result:
ok ac (5 test cases)
Test #5:
score: -100
Wrong Answer
time: 3524ms
memory: 7872kb
input:
98934 43 19 139544 85155 814904 5788 529650 268672 283948 536120 269963 210844 141436 82366 83187 749015 517204 336252 313961 432803 609446 700082 75325 746905 269976 218742 262201 982244 267097 970940 240151 822124 603197 913571 245406 817164 136898 78897 540853 274671 509382 335902 911470 765473 1...
output:
1 4 19 8 11 1 18 5 16 9 18 11 10 10 14 6 14 1 19 5 2 1 6 19 17 5 3 9 13 3 9 6 3 13 11 7 12 2 6 11 15 6 16 1 15 17 6 2 14 4 17 6 4 19 18 3 13 1 5 7 4 7 5 15 14 5 11 13 4 1 12 18 6 5 8 7 2 10 11 5 8 13 9 14 11 8 19 6 13 5 16 18 18 4 9 10 7 16 13 16 5 4 2 12 8 11 18 5 17 10 17 11 9 9 6 5 13 1 3 1 9 2...
result:
wrong answer there are no students in #19 (test case 74)