#include<stdio.h>

int k, m, val, v[1000005];

int main ()
{
    freopen("grader_test1.in","r",stdin);

    scanf("%d%d",&k,&m);

    freopen("grader_test1.out","r",stdin);

    for(int i = 1; i <= m; i++)
        scanf("%d",&v[i]);

    freopen("grader_test1.ok","r",stdin);

    for(int i = 1; i <= m; i++)
    {
        scanf("%d",&val);
        if(val != v[i])
            printf("FUCK %d\n", i);
    }

    return 0;
}