/*Bismillahir Rahmanir Raheem*/ #include <bits/stdc++.h> using namespace std; #define int long long #define F first #define S second #define pb push_back const int inf = (1LL << 60); const int N = 303; void ma1n() { int n, m, k; cin>>n>>m>>k; vector<int> a(n + 1), b(m + 1); int suma = 0, sumb = 0; for(int i = 1; i <= n; i++){ cin>>a[i]; suma += a[i]; if(a[i] < k) { cout<<"Impossible\n"; return; } } for(int i = 1; i <= m; i++) { cin>>b[i]; sumb+=b[i]; } if (sumb < suma){ cout << "Impossible\n"; return; } vector<int> dp(sumb + 1, -1); int need = k * n; dp[0] = 0; for(int i = 1; i <= m; i++){ int take = min(b[i], n); for(int j = sumb; j >= b[i]; j--){ if (dp[j - b[i]] != -1) dp[j] = max(dp[j], dp[j - b[i]] + take); } } int ans = inf; for(int i = suma; i <= sumb; i++){ if(dp[i] >= need) { cout<<i - suma<<"\n"; return; } } cout<<"Impossible\n"; return; } main() { // ios::sync_with_stdio(false); // cin.tie(0), cout.tie(0); int T = 1; // cin>>T; while(T--) { ma1n(); } }

kitchen.cpp:55:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   55 | main() {
      | ^~~~