Submission #941220

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
941220	2024-03-08 09:46:15	viwlesxq	Building Bridges (CEOI17_building)	C++17	100 / 100	65 ms	12128 KiB

building

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define all(x) x.begin(), x.end()
#define size(x) (int)x.size()
template<class S, class T>
bool chmin(S &a, const T &b) {
  return a > b ? (a = b) == b : false;
}
template<class S, class T>
bool chmax(S &a, const T &b) {
  return a < b ? (a = b) == b : false;
}
const int N = 1e5 + 5;
const int M = 1e9 + 5;
const int inf = 1e9;
int h[N], w[N], dp[N];
struct line {
  int m, b;
  int operator * (int x) {
    return m * x + b;
  }
  int operator ^ (line x) {
    return ceil(1.0 * (b - x.b) / (x.m - m));
  };
};
 
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40