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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#631942 | #9462. Safest Buildings | ucup-team3646# | AC ✓ | 1ms | 3852kb | C++20 | 1.3kb | 2024-10-12 11:06:33 | 2024-10-12 11:06:35 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
template<class T>
bool chmin(T &a, const T &b) {if (a > b) {a = b; return 1;} return 0;}
void solve() {
ll N, R, r; cin >> N >> R >> r;
vector<array<ll, 2>> pos(N);
for (ll i = 0; i < N; ++i) {
ll x, y; cin >> x >> y;
pos[i] = {x, y};
}
const ll INF = 1e15;
vector<array<ll, 2>> norm;
vector<ll> res;
ll base = (R - 2 * r);
for (ll i = 0; i < N; ++i) {
auto [x, y] = pos[i];
ll xy = x * x + y * y;
if (base >= 0 && xy <= base * base) norm.emplace_back(array<ll, 2>({0, i}));
else if (base <= 0 && xy <= base * base) norm.emplace_back(array<ll, 2>({0, i}));
else if (xy > R * R) norm.emplace_back(array<ll, 2>({R * R, i}));
else norm.emplace_back(array<ll, 2>({xy, i}));
}
if (res.empty()) {
sort(norm.begin(), norm.end());
for (ll i = 0; i < N; ++i) {
if (norm[i][0] == norm[0][0]) res.emplace_back(norm[i][1]);
}
sort(res.begin(), res.end());
}
cout << res.size() << endl;
ll s = res.size();
for (ll i = 0; i < s; ++i) {
cout << res[i]+1 << " \n"[i+1==s];
}
return;
}
int main() {
cin.tie(0);
ios::sync_with_stdio(0);
ll T; cin >> T;
while (T--) {
solve();
}
return 0;
}
这程序好像有点Bug,我给组数据试试?
詳細信息
Test #1:
score: 100
Accepted
time: 1ms
memory: 3852kb
input:
2 3 10 5 3 4 3 5 3 6 3 10 4 -7 -6 4 5 5 4
output:
1 1 2 2 3
result:
ok 5 tokens
Test #2:
score: 0
Accepted
time: 1ms
memory: 3640kb
input:
100 6 100 50 42 -31 -66 7 13 84 94 13 51 -14 -18 9 12 100 50 -78 56 -56 -64 -22 54 -41 14 -14 55 21 -83 75 21 -51 56 -31 74 -34 79 22 -37 1 -12 14 100 50 15 71 -44 41 -56 78 -48 22 42 -2 -70 28 51 -34 49 -31 -36 67 63 70 34 9 27 -33 36 -93 -52 -19 8 100 14 21 89 67 60 -12 -3 24 -37 -51 14 -30 8 -75 ...
output:
1 6 1 12 1 11 4 3 4 5 6 7 1 4 6 8 9 12 13 1 1 6 2 4 5 7 13 14 7 1 3 4 5 6 7 9 1 11 9 1 2 3 4 5 6 7 8 9 1 29 1 5 1 29 47 1 2 3 4 5 6 7 9 10 11 12 14 17 18 19 21 22 24 25 26 27 28 30 31 32 33 34 35 36 37 38 39 40 41 43 44 45 46 47 48 50 51 52 53 54 55 56 2 21 29 20 1 5 6 7 10 13 14 18 21 25 26 30 33 3...
result:
ok 1674 tokens
Extra Test:
score: 0
Extra Test Passed