All pastes #2102594 Raw Edit

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public text v1 · immutable
#2102594 ·published 2012-01-12 12:06 UTC
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int sum=0,t;
int a[1000000]={0};
for (i=0;i<a;i++)
{
  cin>>t;
  a[t]++;
}

for (i=0;i<b;i++)
{
  cin>>t;
  a[t]++;
if(a[t]>=2)
  sum++
}