func_code_string: #include <bits/stdc++.h>   using namespace std;   const long long mod = 1e9 + 7, M = 2e6 + 7, INF = INT_MAX / 10;   long long powe(long long x, long long y) {     x = x % mod, y = y % (mod - 1);     long long ans = 1;     while (y > 0) {       if (y & 1) {         ans = (1ll * x * ans) % mod;       }       y >>= 1;       x = (1ll * x * x) % mod;     }     return ans;   }   int main() {     ios::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     ;     int n, m, p;     cin >> n >> m >> p;     int a1[n], a2[m];     for (int i = 0; i < n; i++) cin >> a1[i];     for (int i = 0; i < m; i++) cin >> a2[i];     int p1, p2;     for (p1 = 0; p1 < n; p1++) {       if (a1[p1] % p) break;     }     for (p2 = 0; p2 < m; p2++) {       if (a2[p2] % p) break;     }     int ans = p1 + p2;     cout << ans;     return 0;   }   