Submission #813744

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
8137442023-08-08 03:11:59jun6873Harbingers (CEOI09_harbingers)C++17
70 / 100
1087 ms25256 KiB
#include <bits/stdc++.h>
using namespace std;
using lint = long long;
using pint = pair<lint, lint>;
#define x first
#define y second
struct cht {
int a[100004];
lint b[100004];
int cnt = 0;
struct record {
int cnt, i;
int a;
lint b;
};
vector<record> rec;
void update(lint a0, lint b0) {
record r;
r.cnt = cnt;
while (cnt >= 2 and (b[cnt] - b[cnt - 1]) / (double)(a[cnt] - a[cnt - 1]) <=
(b0 - b[cnt]) / (double)(a0 - a[cnt]))
cnt--;
cnt++;
r.i = cnt;
 
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#Verdict Execution timeMemoryGrader output
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