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| 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 |
|---|---|---|---|---|---|---|---|---|---|
| #489376 | #6679. Not Another Path Query Problem | zhangboju | Compile Error | / | / | C++17 | 1.6kb | 2024-07-24 19:50:42 | 2024-07-24 19:50:43 |
Judging History
This is the latest submission verdict.
- [2024-07-24 19:50:43]
- Judged
- Verdict: Compile Error
- Time: 0ms
- Memory: 0kb
- [2024-07-24 19:50:42]
- Submitted
answer
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,popcnt,abm,mmx,avx,tune=native")
#include <bits/stdc++.h>
using namespace std;
template <typename T> inline void read(T &x) {
short f = 1; char c = getchar(); x = 0;
for(; c < '0' || c > '9'; c = getchar())
if (c == '-') f = -1;
for (; c >= '0' && c <= '9'; c = getchar())
x = (x << 1) + (x << 3) + (c - '0');
x *= f;
return ;
}
constexpr int N = 1e6 + 5, M = 6e7 + 5;
using ll = long long;
int n, m, q;
ll V;
vector<array<ll,2>> g[N];
int getid(int x, int k) {return k * n + x;}
int id[M], idx;
int stk[N], top;
void dfs(int s, int bit) {
idx++;
stk[++top] = s;
while (top) {
int u = stk[top--];
id[getid(u, bit)] = idx;
for (auto [v, w] : g[u]) {
if (((w >> bit) & 1) && !id[getid(v, bit)])
stk[++top] = v;
}
}
}
void solve() {
int u, v;
read(u), read(v);
for (int k = 60; k >= 0; k--) {
if (!((V >> k) & 1)) {
if (id[getid(u, k)] == id[getid(v, k)]) {
putchar('Y'), putchar('e'), putchar('s'), putchar('\n');
return;
}
}
else if (id[getid(u, k)] != id[getid(v, k)]) {
putchar('N'), putchar('o'), putchar('\n');
return;
}
}
putchar('Y'), putchar('e'), putchar('s'), putchar('\n');
}
signed main() {
read(n), read(m), read(q), read(V);
for (int i = 1; i <= m; i++) {
int u, v;
ll w;
read(u), read(v), read(w);
g[u].push_back({v, w});
g[v].push_back({u, w});
}
for (int j = 0; j < 61; j++)
for (int i = 1; i <= n; i++)
if (!id[getid(i, j)])
dfs(i, j);
while (q--) solve();
}
详细
In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/gthr.h:148,
from /usr/include/c++/13/ext/atomicity.h:35,
from /usr/include/c++/13/bits/ios_base.h:39,
from /usr/include/c++/13/streambuf:43,
from /usr/include/c++/13/bits/streambuf_iterator.h:35,
from /usr/include/c++/13/iterator:66,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:54,
from answer.code:3:
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:102:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
102 | __gthrw(pthread_once)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:102:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:103:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
103 | __gthrw(pthread_getspecific)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:103:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:104:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
104 | __gthrw(pthread_setspecific)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:104:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:106:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
106 | __gthrw(pthread_create)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:106:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:107:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
107 | __gthrw(pthread_join)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:107:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:108:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
108 | __gthrw(pthread_equal)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:108:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:109:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
109 | __gthrw(pthread_self)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:109:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:110:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
110 | __gthrw(pthread_detach)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:110:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:112:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
112 | __gthrw(pthread_cancel)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:112:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:114:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
114 | __gthrw(sched_yield)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:114:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:116:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
116 | __gthrw(pthread_mutex_lock)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:116:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:117:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
117 | __gthrw(pthread_mutex_trylock)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:117:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:119:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
119 | __gthrw(pthread_mutex_timedlock)
| ^~~~~~~
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:119:1: error: attribute value ‘tune=native’ was already specified in ‘target’ attribute
/usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h:121:1: error: attribute value ‘t...