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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#377428 | #7990. 广播 | plutos | WA | 0ms | 3632kb | C++17 | 1.4kb | 2024-04-05 13:30:31 | 2024-04-05 13:30:32 |
Judging History
answer
#include <bits/stdc++.h>
void Yes() {
std::cout << "YES" << "\n";
return;
}
void No() {
std::cout << "NO" << "\n";
return;
}
template<typename T>
void out(T x) { std::cout << x << "\n"; }
using namespace std;
using ll = long long;
using PII = pair<ll, ll>;
const ll N = 2e5 + 10;
ll dp[505][505];
ll ans[505][505];
void Solve() {
ll n;
cin >> n;
for (ll i = 1; i <= n; i++) {
for (ll j = 1; j <= n; j++) {
cin >> dp[i][j], ans[i][j] = 1;
if(i == j)
ans[i][j] = 0;
}
}
for (ll k = 1; k <= n; k++) {
for (ll i = 1; i <= n; i++) {
for (ll j = 1; j <= n; j++)
{
if (dp[i][k] + dp[k][j] < dp[i][j]) {
ans[i][j] = ans[j][i] = 0;
dp[i][j] = min(dp[i][j], dp[i][k] + dp[k][j]);
}
if (dp[i][k] + dp[k][j] == dp[i][j] && (i!=k && j!=k)) {
ans[i][j] = ans[j][i] = 0;
dp[i][j] = min(dp[i][j], dp[i][k] + dp[k][j]);
}
}
}
}
for (ll i = 1; i <= n; i++) {
for (ll j = 1; j <= n; j++) {
cout<<ans[i][j];
}
cout<<"\n";
}
}
signed main() {
std::ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
ll t = 1;
// cin>>t;
while (t--)
Solve();
}
Details
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Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 3632kb
input:
4 2 2 1 3 2 4 2
output:
0000 0000 0000 0000
result:
wrong answer 1st lines differ - expected: '1', found: '0000'