func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 3000010;   const int inf = 1e9 + 1;   int n, k, a[N], b[N];   bool check(long long x) {     long long s = 0;     for (int i = 1; i <= n; i++) {       long long tmp = b[i] - a[i] * x;       if (tmp < 0) {         s -= tmp;       }       if (s > k) return false;     }     return (s <= k);   }   int main() {     scanf( %d%d , &n, &k);     for (int i = 1; i <= n; i++) scanf( %d , &a[i]);     for (int i = 1; i <= n; i++) scanf( %d , &b[i]);     long long l = 0, r = 2e9;     while (l + 1 < r) {       long long m = (l + r) / 2;       if (check(m))         l = m;       else         r = m - 1;     }     if (check(r))       cout << r;     else       cout << l;     return 0;   }   