# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
934335 |
2024-02-27T07:31:42 Z |
Rifal |
Bridges (APIO19_bridges) |
C++14 |
|
112 ms |
860 KB |
#include <bits/stdc++.h>
#include <fstream>
#define endl '\n'
#define mod 1000000007
#define INF 1000000000
#define INF2 2000000000000000000
//#define ll long long
///#define cin fin
///#define cout fout
using namespace std;
double const EPS = 1e-14;
///ofstream fout("herding.out");
///ifstream fin("herding.in");
const int N = 1e3 + 2;
set<pair<int,int>> v[N];
pair<pair<int,int>,int> pa[N];
bool vis[N];
void sol(int s, int lim) {
vis[s] = 1;
for(auto i : v[s]) {
if(vis[i.first] == 0 && i.second>= lim) {
sol(i.first,lim);
}
}
}
int main()
{
ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
int n, m; cin >> n >> m;
for(int i = 0; i < m; i++) {
int a, b, c; cin >> a >> b >> c;
pa[i] = {{a,b},c};
v[a].insert({b,c});
v[b].insert({a,c});
}
int q; cin >> q;
while(q--) {
int t, a, b; cin >> t >> a >> b;
for(int i = 1; i <= n; i++) vis[i] = 0;
if(t == 2) {
sol(a,b);
int ans = 0;
for(int i = 1; i <= n; i++) {
if(vis[i] == 1) {
ans++;
// cout << i << 'd' << endl;
}
}
cout << ans << endl;
}
else {
pair<pair<int,int>,int> cur = pa[a-1];
v[cur.first.first].erase({cur.first.second,cur.second});
v[cur.first.second].erase({cur.first.first,cur.second});
v[cur.first.first].insert({cur.first.second,b});
v[cur.first.second].insert({cur.first.first,b});
pa[a-1].second = b;
}
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
112 ms |
608 KB |
Output is correct |
4 |
Correct |
2 ms |
348 KB |
Output is correct |
5 |
Correct |
11 ms |
348 KB |
Output is correct |
6 |
Correct |
8 ms |
348 KB |
Output is correct |
7 |
Incorrect |
6 ms |
520 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
860 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
860 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
604 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
860 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
112 ms |
608 KB |
Output is correct |
4 |
Correct |
2 ms |
348 KB |
Output is correct |
5 |
Correct |
11 ms |
348 KB |
Output is correct |
6 |
Correct |
8 ms |
348 KB |
Output is correct |
7 |
Incorrect |
6 ms |
520 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |