Submission #949663

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
9496632024-03-19 14:59:02VinhLuuSplit the sequence (APIO14_sequence)C++17
71 / 100
79 ms131072 KiB
#include <bits/stdc++.h>
#define int long long
#define ll long long
#define fi first
#define se second
#define pb push_back
#define all(lmao) lmao.begin(), lmao.end()
using namespace std;
typedef pair<int,int> pii;
typedef tuple<int,int,int> tp;
const int N = 2e5 + 5;
const int oo = -1e12;
const int K = 205;
const int mod = 998244353;
//const int base = 23;
int n, k, a[N], f[N][K], dp[N][K], s[N];
int cal(int i,int j){
return (s[j] - s[i]) * (s[n] - s[j]);
}
void solve(int j,int l,int r,int pl,int pr){
if(l > r) return;
int mid = (l + r) / 2;
for(int i = pl; i <= min(mid - 1, pr); i ++){
int val = dp[i][j - 1] + cal(i, mid);
if(val > dp[mid][j]){
 
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Compilation message (stderr)

sequence.cpp: In function 'int main()':
sequence.cpp:45:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   45 |         freopen(task ".inp","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
sequence.cpp:46:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   46 |         freopen(task ".out","w",stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
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