Carteiro.c

#include <cstdio>
#include <cstdlib>

int main() {

    int n, m, count = 0, i, j, pos = 0;
    scanf("%d %d", &n, &m);

    int c[n], e[m];

    for(i = 0; i < n; i++)
        scanf("%d", &c[i]);

    for(i = 0; i < m; i++)
        scanf("%d", &e[i]);

    for(i = 0; i < m; i++)
        if(e[i] > 0)
            for(j = 0; j < n; j++)
                if(e[i] == c[j]) {
                    e[i] = -1;
                    count += abs(j - pos);
                    pos = j;
                    break;
                }

    printf("%d\n", count);

    return 0;
}