| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1339789 | tschav_ | 나일강 (IOI24_nile) | C++20 | 19 ms | 2608 KiB |
#include <bits/stdc++.h>
#define dbg(x) cerr << #x << " -> " << x << "\n"
using namespace std;
using ll = long long;
vector<ll> calculate_costs(vector<int> W, vector<int> A,
vector<int> B, vector<int> E){
int n = A.size();
int q = E.size();
vector<ll> R(q,0);
ll S = accumulate(B.begin(),B.end(),0ll);
if(n % 2 == 0){
for(int i = 0; i < q; ++i){
R[i] = S;
}
return R;
}
for(int i = 0; i < q; ++i){
for(int j = 0; j < n; ++j){
if(j == 0){
R[i] = min<ll>(R[i],S-B[j]+A[j]);
continue;
}
if(j == n-1){
R[i] = min<ll>(R[i],S-B[j]+A[j]);
continue;
}
if(j & 1 and E[i] >= abs(W[j+1]-W[j-1])){
R[i] = min<ll>(R[i],S-B[j]+A[j]);
continue;
}
R[i] = min<ll>(R[i],S-B[j]+A[j]);
}
}
return R;
}
// signed main(void) {
// cin.tie(0)->sync_with_stdio(0);
// int N;
// cin >> N;
// vector<int> W(N),A(N),B(N);
// for(int i = 0; i < N; ++i){
// cin >> W[i] >> A[i] >> B[i];
// }
// int Q;
// cin >> Q;
// vector<int> E(Q);
// for(int i = 0; i < Q; ++i) {
// cin >> E[i];
// }
// vector<ll> costs = calculate_costs(W,A,B,E);
// for(auto &c : costs){
// cout << c << endl;
// }
// }| # | Verdict | Execution time | Memory | Grader output |
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