| # | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1174192 | 2025-03-26 14:52:37 | Zakir060 | Easter Eggs (info1cup17_eastereggs) | C++20 | Compilation error | 0 ms | 0 KiB |
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extern int query(vector<int> islands);
int findEgg(int n,vector<pair<int,int>>bridges){
vector<vector<int>>tree(n+1);
for(auto &[u,v] : bridges){
tree[u].push_back(v);
tree[v].push_back(u);
}
queue<int>q;
vector<int>pr(n+1,-1);
vector<bool>col(n+1,false);
q.push(1);
col[1]=true;
while (!q.empty()) {
int node=q.front();
q.pop();
for(int neig : tree[node]) {
if(!col[neig]) {
col[neig]=true;
pr[neig]=node;
q.push(neig);
}
}
}
vector<int>res;
for(int i=1;i<=n;++i) {
res.push_back(i);
}
while(res.size()>1) {
int mid=res.size()/2;
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Compilation message (stderr)
eastereggs.cpp:2:12: warning: 'query' initialized and declared 'extern'
2 | extern int query(vector<int> islands);
| ^~~~~
eastereggs.cpp:2:18: error: 'vector' was not declared in this scope
2 | extern int query(vector<int> islands);
| ^~~~~~
eastereggs.cpp:2:25: error: expected primary-expression before 'int'
2 | extern int query(vector<int> islands);
| ^~~
eastereggs.cpp:3:26: error: 'pair' was not declared in this scope
3 | int findEgg(int n,vector<pair<int,int>>bridges){
| ^~~~
eastereggs.cpp:3:26: error: 'pair' was not declared in this scope
eastereggs.cpp:3:26: error: 'pair' was not declared in this scope
eastereggs.cpp:3:26: error: 'pair' was not declared in this scope
eastereggs.cpp:3:19: error: 'vector' has not been declared
3 | int findEgg(int n,vector<pair<int,int>>bridges){
| ^~~~~~
eastereggs.cpp:3:25: error: expected ',' or '...' before '<' token
3 | int findEgg(int n,vector<pair<int,int>>bridges){
| ^
eastereggs.cpp: In function 'int findEgg(int, int)':
eastereggs.cpp:4:8: error: 'vector' was not declared in this scope
4 | vector<vector<int>>tree(n+1);
| ^~~~~~
eastereggs.cpp:4:15: error: expected primary-expression before 'int'
4 | vector<vector<int>>tree(n+1);
| ^~~
eastereggs.cpp:5:19: error: 'bridges' was not declared in this scope
5 | for(auto &[u,v] : bridges){
| ^~~~~~~
eastereggs.cpp:6:1: error: 'tree' was not declared in this scope
6 | tree[u].push_back(v);
| ^~~~
eastereggs.cpp:9:1: error: 'queue' was not declared in this scope
9 | queue<int>q;
| ^~~~~
eastereggs.cpp:9:7: error: expected primary-expression before 'int'
9 | queue<int>q;
| ^~~
eastereggs.cpp:10:8: error: expected primary-expression before 'int'
10 | vector<int>pr(n+1,-1);
| ^~~
eastereggs.cpp:11:8: error: expected primary-expression before 'bool'
11 | vector<bool>col(n+1,false);
| ^~~~
eastereggs.cpp:12:1: error: 'q' was not declared in this scope
12 | q.push(1);
| ^
eastereggs.cpp:13:1: error: 'col' was not declared in this scope
13 | col[1]=true;
| ^~~
eastereggs.cpp:17:16: error: 'tree' was not declared in this scope
17 | for(int neig : tree[node]) {
| ^~~~
eastereggs.cpp:20:1: error: 'pr' was not declared in this scope
20 | pr[neig]=node;
| ^~
eastereggs.cpp:25:8: error: expected primary-expression before 'int'
25 | vector<int>res;
| ^~~
eastereggs.cpp:27:1: error: 'res' was not declared in this scope
27 | res.push_back(i);
| ^~~
eastereggs.cpp:29:7: error: 'res' was not declared in this scope
29 | while(res.size()>1) {
| ^~~
eastereggs.cpp:31:8: error: expected primary-expression before 'int'
31 | vector<int>ll(res.begin(),res.begin()+mid);
| ^~~
eastereggs.cpp:32:8: error: expected primary-expression before 'int'
32 | vector<int>rr(res.begin()+mid,res.end());
| ^~~
eastereggs.cpp:33:11: error: 'll' was not declared in this scope
33 | if (query(ll)){
| ^~
eastereggs.cpp:33:13: error: 'query' cannot be used as a function
33 | if (query(ll)){
| ^
eastereggs.cpp:37:5: error: 'rr' was not declared in this scope
37 | res=rr;
| ^~
eastereggs.cpp:40:8: error: 'res' was not declared in this scope
40 | return res[0];
| ^~~