0_0_37879095_16740.cpp:1:7: error: 'll' does not name a type
const ll MAXN=100005;
^
0_0_37879095_16740.cpp:2:7: error: 'll' does not name a type
const ll mod=998244353;
^
0_0_37879095_16740.cpp:3:11: error: 'MAXN' was not declared in this scope
int n,siz[MAXN],cnt;
^
0_0_37879095_16740.cpp:4:1: error: 'vector' does not name a type
vector<int>vec[MAXN];
^
0_0_37879095_16740.cpp: In function 'void dfs(int, int)':
0_0_37879095_16740.cpp:6:5: error: 'siz' was not declared in this scope
siz[x]=1;
^
0_0_37879095_16740.cpp:7:17: error: 'vec' was not declared in this scope
for(auto &p:vec[x]){
^
0_0_37879095_16740.cpp: In function 'int main()':
0_0_37879095_16740.cpp:15:5: error: 'IOS' was not declared in this scope
IOS;
^
0_0_37879095_16740.cpp:17:5: error: 'cin' was not declared in this scope
cin>>t;
^
0_0_37879095_16740.cpp:20:30: error: 'vec' was not declared in this scope
for(int i=1;i<=n;++i)vec[i].clear();
^
0_0_37879095_16740.cpp:24:13: error: 'vec' was not declared in this scope
vec[x].push_back(y);
^
0_0_37879095_16740.cpp:31:23: error: 'mod' was not declared in this scope
ans=ans*2%mod;
^
0_0_37879095_16740.cpp:33:9: error: 'cout' was not declared in this scope
cout<<ans-1<<endl;
^
0_0_37879095_16740.cpp:33:22: error: 'endl' was not declared in this scope
cout<<ans-1<<endl;
^
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