mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
38 lines
589 B
C++
38 lines
589 B
C++
|
#include <cstdio>
|
||
|
#include <cstdlib>
|
||
|
#include <cstring>
|
||
|
#include <algorithm>
|
||
|
using namespace std;
|
||
|
int a[2048];
|
||
|
int b[2048];
|
||
|
int x[4096];
|
||
|
int c;
|
||
|
int d;
|
||
|
int main()
|
||
|
{
|
||
|
int t;
|
||
|
scanf("%d",&t);
|
||
|
for(int i=0;i<t;i++)
|
||
|
{
|
||
|
scanf("%d",&a[c++]);
|
||
|
}
|
||
|
scanf("%d",&t);
|
||
|
for(int i=0;i<t;i++)
|
||
|
{
|
||
|
scanf("%d",&b[d++]);
|
||
|
}
|
||
|
int* p=set_intersection(a,a+c,b,b+d,x);
|
||
|
int dd=p-x;
|
||
|
if(dd==0)
|
||
|
{
|
||
|
printf("NULL\n");
|
||
|
return 0;
|
||
|
}
|
||
|
for(int i=0;i<dd-1;i++)
|
||
|
{
|
||
|
printf("%d ",x[i]);
|
||
|
}
|
||
|
printf("%d\n",x[dd-1]);
|
||
|
return 0;
|
||
|
}
|