func_code_string: #include <bits/stdc++.h>   using namespace std;   int const maxn = 1e5 + 5;   int n, m, k, p[105], second[105], mx[105];   int ans;   int main() {     scanf( %d%d%d , &n, &m, &k);     for (int i = 1; i <= n; ++i) scanf( %d , &p[i]);     for (int i = 1; i <= n; ++i) {       scanf( %d , &second[i]);       if (mx[second[i]] < p[i]) mx[second[i]] = p[i];     }     for (int i = 1; i <= k; ++i) {       int v;       scanf( %d , &v);       if (mx[second[v]] > p[v]) ans++;     }     printf( %d n , ans);     return 0;   }   