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#include<iostream>
#include<vector>
#include<queue>
#include<map>
 
using namespace std;
int n, k, m;
int a[109];
int dem;
bool chuaxet[1009];
vector <pair<int, int> > vt;
map <int, int> ma;
 
void khoitao(){
	for(int i = 1;i<=n;i++){
		chuaxet[i] = true;
	}
}
 
void BFS(int s){
	khoitao();
	queue <int> q;
	q.push(s);
	chuaxet[s] = false;
	ma[s]++;
	while(!q.empty()){
		int u = q.front(); q.pop();
		for(int i = 0; i < vt.size(); i++){
			if(u == vt[i].first && chuaxet[vt[i].second]){
				chuaxet[vt[i].second] = false;
				q.push(vt[i].second);
				ma[vt[i].second]++;
			}
		}
	}
}
 
main(){
	ios::sync_with_stdio(false);
	cin.tie();
	cin>>k>>n>>m;
	for(int i = 1;i<=k;i++){
		cin>>a[i];
	}
	for(int i = 1;i<=m;i++){
		int x, y;
		cin>>x>>y;
		vt.push_back(make_pair(x,y));
	}
	for(int i = 1; i <= k; i++){
		BFS(a[i]);
	}
	for(int i = 1;i <= n; i++){
		if(ma[i] == k) dem++;
	}
	cout<<dem<<endl;
}
 

Main.java:1: error: illegal character: '#'
#include<iostream>
^
Main.java:1: error: class, interface, or enum expected
#include<iostream>
        ^
Main.java:2: error: illegal character: '#'
#include<vector>
^
Main.java:3: error: illegal character: '#'
#include<queue>
^
Main.java:4: error: illegal character: '#'
#include<map>
^
Main.java:7: error: class, interface, or enum expected
int n, k, m;
^
Main.java:8: error: class, interface, or enum expected
int a[109];
^
Main.java:9: error: class, interface, or enum expected
int dem;
^
Main.java:10: error: class, interface, or enum expected
bool chuaxet[1009];
^
Main.java:11: error: class, interface, or enum expected
vector <pair<int, int> > vt;
^
Main.java:12: error: class, interface, or enum expected
map <int, int> ma;
^
Main.java:14: error: class, interface, or enum expected
void khoitao(){
^
Main.java:15: error: class, interface, or enum expected
	for(int i = 1;i<=n;i++){
	              ^
Main.java:15: error: class, interface, or enum expected
	for(int i = 1;i<=n;i++){
	                   ^
Main.java:17: error: class, interface, or enum expected
	}
	^
Main.java:22: error: class, interface, or enum expected
	queue <int> q;
	^
Main.java:23: error: class, interface, or enum expected
	q.push(s);
	^
Main.java:24: error: class, interface, or enum expected
	chuaxet[s] = false;
	^
Main.java:25: error: class, interface, or enum expected
	ma[s]++;
	^
Main.java:26: error: class, interface, or enum expected
	while(!q.empty()){
	^
Main.java:27: error: class, interface, or enum expected
		int u = q.front(); q.pop();
		                   ^
Main.java:28: error: class, interface, or enum expected
		for(int i = 0; i < vt.size(); i++){
		^
Main.java:28: error: class, interface, or enum expected
		for(int i = 0; i < vt.size(); i++){
		               ^
Main.java:28: error: class, interface, or enum expected
		for(int i = 0; i < vt.size(); i++){
		                              ^
Main.java:31: error: class, interface, or enum expected
				q.push(vt[i].second);
				^
Main.java:32: error: class, interface, or enum expected
				ma[vt[i].second]++;
				^
Main.java:33: error: class, interface, or enum expected
			}
			^
Main.java:40: error: class, interface, or enum expected
	cin.tie();
	^
Main.java:41: error: class, interface, or enum expected
	cin>>k>>n>>m;
	^
Main.java:42: error: class, interface, or enum expected
	for(int i = 1;i<=k;i++){
	^
Main.java:42: error: class, interface, or enum expected
	for(int i = 1;i<=k;i++){
	              ^
Main.java:42: error: class, interface, or enum expected
	for(int i = 1;i<=k;i++){
	                   ^
Main.java:44: error: class, interface, or enum expected
	}
	^
Main.java:45: error: class, interface, or enum expected
	for(int i = 1;i<=m;i++){
	              ^
Main.java:45: error: class, interface, or enum expected
	for(int i = 1;i<=m;i++){
	                   ^
Main.java:47: error: class, interface, or enum expected
		cin>>x>>y;
		^
Main.java:48: error: class, interface, or enum expected
		vt.push_back(make_pair(x,y));
		^
Main.java:49: error: class, interface, or enum expected
	}
	^
Main.java:50: error: class, interface, or enum expected
	for(int i = 1; i <= k; i++){
	               ^
Main.java:50: error: class, interface, or enum expected
	for(int i = 1; i <= k; i++){
	                       ^
Main.java:52: error: class, interface, or enum expected
	}
	^
Main.java:53: error: class, interface, or enum expected
	for(int i = 1;i <= n; i++){
	              ^
Main.java:53: error: class, interface, or enum expected
	for(int i = 1;i <= n; i++){
	                      ^
Main.java:55: error: class, interface, or enum expected
	}
	^
Main.java:57: error: class, interface, or enum expected
}
^
45 errors

Standard output is empty