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help!!!!!!!!!!!!!!!!!!!!!!!#include<iostream.h>
int main()
{
int t,p;
cin>>p>>t;
int i;
int j;
int a[100][100]={0};
int b[100]={0};
while(cin>>i>>j)
{
for(int q=0;q<b[i];q++)
{
if(a[i][q]==j)
continue;
}
a[i][b[i]]=j;
b[i]++;
}
for(int k=1;k<=p;k++)
{
if(a[k][0]==0) continue;
for(int x=k+1;x<=p;x++)
{
if(a[x][0]==0) continue;
int num=0;
for(int y=0;y<t;y++)
{
if(a[k][y]==0) break;
int count=0;
for(int z=0;z<t;z++)
{
if(a[k][y]==a[x][z])
{
count=1;
break;
}
}
if(count==0)
{
num=1;
break;
}
}
if(num==0)
a[x][0]=0;
}
}
int no=0;
for(int s=1;s<=p;s++)
if(a[s][0]!=0) no++;
cout<<no<<endl;
return 0;
}
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