// #include <bits/stdc++.h> #include <iostream> #include <cmath> #include <algorithm> #include <map> #include <unordered_map> #include <vector> #include <iomanip> #include <string> #include <queue> #include <set> #include <deque> #include "horses.h" using namespace std; #define endl "\n" #define pb push_back #define int long long #define fi first #define se second const int N = 3e5 + 5, M = 1e9 + 7, LG = 20; int n , A[N] , B[N]; int init(int N, int X[], int Y[]) { int ans = 0; n = N; int cr = 1; for (int i=0 ; i<N; i++){ cr *= X[i]; ans = max(ans , cr * Y[i]); A[i] = X[i]; B[i] = Y[i]; } return ans; } int updateX(int pos, int val) { A[pos] = val; int ans = 0; int cr = 1; for (int i=0 ; i<n; i++){ cr *= A[i]; ans = max(ans , cr * B[i]); } return ans; } int updateY(int pos, int val) { B[pos] = val; int ans = 0; int cr = 1; for (int i=0 ; i<n; i++){ cr *= A[i]; ans = max(ans , cr * B[i]); } return ans; }

/usr/bin/ld: /tmp/ccIZX6P4.o: in function `main':
grader.c:(.text.startup+0xa1): undefined reference to `init(int, int*, int*)'
/usr/bin/ld: grader.c:(.text.startup+0xfb): undefined reference to `updateX(int, int)'
/usr/bin/ld: grader.c:(.text.startup+0x155): undefined reference to `updateY(int, int)'
collect2: error: ld returned 1 exit status