# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
977764 |
2024-05-08T10:40:21 Z |
De3b0o |
Bridges (APIO19_bridges) |
C++14 |
|
120 ms |
856 KB |
#include<bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define in insert
#define pb push_back
#define ppb pop_back()
#define d3 ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define cans cout << ans << "\n";
#define yes cout << "Yes" << "\n";
#define no cout << "No" << "\n";
#define pll pair<ll,ll>
#define lin cout << "\n";
#define sqr 340
#define mod 1000000007
#define mid ((l+r)/2)
#define lc (2*n)
#define rc (2*n+1)
using namespace std;
ll fp(ll x , ll y)
{
if(y==0)
return 1;
ll z = fp(x,y/2);
if(y&1)
return z*z%mod*x%mod;
else
return z*z%mod;
}
int sqrot(ll x)
{
int l = 0 , r = INT_MAX;
while(l<=r)
{
if(mid*mid>=x)
r=mid-1;
else
l=mid+1;
}
return r+1;
}
ll cel(ll x , ll y)
{
return x/y + bool(x%y);
}
pair<pll,ll> ed[1009];
set<pll> adj[1009];
bool vis[1009];
ll ans;
void dfs(ll n , ll w)
{
if(vis[n])
return;
vis[n]=1;
ans++;
for(auto it : adj[n])
{
if(it.S>=w)
dfs(it.F,w);
}
}
int main()
{
d3
ll n , m;
cin >> n >> m;
for(int i = 1 ; m>=i ; i++)
cin >> ed[i].F.F >> ed[i].F.S >> ed[i].S;
for(int i = 1 ; m>=i ; i++)
{
adj[ed[i].F.F].in({ed[i].F.S,ed[i].S});
adj[ed[i].F.S].in({ed[i].F.F,ed[i].S});
}
ll q;
cin >> q;
while(q--)
{
ll t;
cin >> t;
if(t==1)
{
ll i , val;
cin >> i >> val;
adj[ed[i].F.F].erase(adj[ed[i].F.F].find({ed[i].F.S,ed[i].S}));
adj[ed[i].F.S].erase(adj[ed[i].F.S].find({ed[i].F.F,ed[i].S}));
ed[i].S=val;
adj[ed[i].F.F].in({ed[i].F.S,ed[i].S});
adj[ed[i].F.S].in({ed[i].F.F,ed[i].S});
}
else
{
ll idx , val;
cin >> idx >> val;
memset(vis,0,sizeof(vis));
ans=0;
dfs(idx,val);
cans
}
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
600 KB |
Output is correct |
3 |
Correct |
120 ms |
856 KB |
Output is correct |
4 |
Correct |
3 ms |
348 KB |
Output is correct |
5 |
Correct |
11 ms |
348 KB |
Output is correct |
6 |
Correct |
11 ms |
348 KB |
Output is correct |
7 |
Runtime error |
1 ms |
604 KB |
Execution killed with signal 6 |
8 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
600 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 |
604 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
600 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
600 KB |
Output is correct |
3 |
Correct |
120 ms |
856 KB |
Output is correct |
4 |
Correct |
3 ms |
348 KB |
Output is correct |
5 |
Correct |
11 ms |
348 KB |
Output is correct |
6 |
Correct |
11 ms |
348 KB |
Output is correct |
7 |
Runtime error |
1 ms |
604 KB |
Execution killed with signal 6 |
8 |
Halted |
0 ms |
0 KB |
- |