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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 |
---|---|---|---|---|---|---|---|---|---|
#672823 | #2386. Fishermen | Yarema# | WA | 1ms | 3724kb | C++14 | 1.5kb | 2024-10-24 19:20:57 | 2024-10-24 19:20:58 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for(int i = (a); i < (b); i++)
#define RFOR(i, a, b) for(int i = (a) - 1; i >= (b); i--)
#define SZ(a) int(a.size())
#define ALL(a) a.begin(), a.end()
#define PB push_back
#define MP make_pair
#define F first
#define S second
typedef long long LL;
typedef vector<int> VI;
typedef vector<LL> VL;
typedef pair<int, int> PII;
typedef pair<LL, LL> PLL;
typedef double db;
struct fish
{
LL x, y, i;
bool operator<(const fish& f) const
{
return MP(x - y, i) < MP(f.x - f.y, f.i);
}
};
int main()
{
ios::sync_with_stdio(0);
cin.tie(0);
int n, m, l;
cin >> n >> m >> l;
vector<PLL> f(n);
FOR (i, 0, n)
cin >> f[i].F >> f[i].S;
sort(ALL(f), [](PLL a, PLL b)
{
return a.F + a.S < b.F + b.S;
});
set<fish> s;
VL a(m);
FOR (i, 0, m)
cin >> a[i];
VI idx(m);
iota(ALL(idx), 0);
sort(ALL(idx), [&a](int i, int j)
{
return a[i] < a[j];
});
VI ans(m);
int j = 0;
for (auto i : idx)
{
//cerr << i << ' ' << j << ' ' << f[j].F + f[j].S << ' ' << a[i] + l << '\n';
while (j < n && f[j].F + f[j].S <= a[i] + l)
{
s.insert({f[j].F, f[j].S, j});
j++;
}
//cerr << i << ' ' << SZ(s) << ' ';
while (!s.empty())
{
fish p = *s.begin();
//cerr << p.x << ' ' << p.y << ' ';
if (p.x - p.y < a[i] - l)
s.erase(s.begin());
else
break;
}
//cerr << SZ(s) << '\n';
ans[i] = SZ(s);
}
FOR (i, 0, m)
{
cout << ans[i] << ' ';
}
cout << '\n';
return 0;
}
详细
Test #1:
score: 0
Wrong Answer
time: 1ms
memory: 3724kb
input:
8 4 4 7 2 3 3 4 5 5 1 2 2 1 4 8 4 9 4 6 1 4 9
output:
2 2 3 2
result:
wrong answer 1st lines differ - expected: '2', found: '2 2 3 2 '