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Cod sursa(job #552907)
#include<stdio.h>
#include<algorithm>
#include<vector>
using namespace std;
int N,M,K;
int v[250],x,p=0;
char car;
vector <int> g[250];
int l[250],r[250],u[250],was[250],S;
int cupj(int q)
{
if(was[q])
return 0;
was[q]=1;
for(int i=0;i<g[q].size();++i)
{
if(!r[g[q][i]])
{
l[q]=g[q][i];
r[g[q][i]]=q;
return 1;
}
}
for(int i=0;i<g[q].size();++i)
{
if(cupj(r[g[q][i]]))
{
l[q]=g[q][i];
r[g[q][i]]=q;
return 1;
}
}
return 0;
}
int main()
{
freopen("universitate.in","r",stdin);
scanf("%d%d%d\n",&N,&M,&K);
for(int i=1;i<=N;++i)
{
int ok=1;
while(ok)
{
if(scanf("%d",&x)!=1)
ok=0;
v[i]^=1<<x;
scanf("%c",&car);
if(car=='\n')
ok=0;
}
}
for(int i=1;i<=M;++i)
{
int ok=1;
p=0;
while(ok)
{
if(scanf("%d",&x)!=1)
{
// printf("!");
ok=0;
}
if(!(p&(1<<x)))
p^=1<<x;
scanf("%c",&car);
if(car=='\n')
ok=0;
}
// printf("%d\n",p);
for(int j=1;j<=N;++j)
{
if(v[j]&p)
g[i].push_back(j+N);
}
}
/* for(int i=1;i<=M;++i)
{
for(int j=0;j<g[i].size();++j)
printf("%d ",g[i][j]);
printf("\n");
}*/
int ok=1;
while(ok)
{
ok=0;
for(int i=0;i<=M;++i)
was[i]=0;
for(int i=1;i<=M;++i)
if(!l[i])
{
ok|= cupj(i);
}
}
for(int i=1;i<=M;++i)
if(l[i]>0)
++S;
printf("%d\n",S);
/* for(int i=1;i<=M;++i)
if(l[i]>0)
{
printf("%d %d\n",i,l[i]);
}*/
}