Submission #584983

#	Time	Username	Problem	Language	Result	Execution time	Memory
584983		keta_tsimakuridze	Discharging (NOI20_discharging)	C++14	36 / 100	1084 ms	900 KiB

Discharging

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair<int,int>
#define f first
#define s second
#define endl "\n"
const int N = 2e5 + 5, mod = 1e9 + 7, inf = 1e17; //!
int t, dp[N], a[N
];
main() {
//	ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
	int n, m;
	cin >> n;
	for(int i = 1; i <= n; i++) {
		cin >> a[i];
		dp[i] = inf;
		int mx = 0;
		for(int j = i; j >= 0; j--) {
			mx = max(mx, a[j]);
			dp[i] = min(dp[i], dp[j] + mx * (n - j));
		}
	}
	cout << dp[n];
}

Compilation message (stderr)

Discharging.cpp:11:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   11 | main() {
      | ^~~~
Discharging.cpp: In function 'int main()':
Discharging.cpp:13:9: warning: unused variable 'm' [-Wunused-variable]
   13 |  int n, m;
      |         ^

• Subtask 1: 9 / 9
• Subtask 2: 13 / 13
• Subtask 3: 0 / 25
• Subtask 4: 0 / 11
• Subtask 5: 14 / 14
• Subtask 6: 0 / 28