oj.uz

답안 #340738

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
340738 2020-12-28T10:18:44 Z amunduzbaev 금 캐기 (IZhO14_divide) C++14
0 / 100
 1 ms 492 KB 
/** made by amunduzbaev **/
 
#include <bits/stdc++.h>
using namespace std;
 
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
#define ub upper_bound
#define lb lower_bound
#define ll long long
#define ld long double
#define pii pair<int, int>
#define pll pair<ll, ll>
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(),x.rend()
#define fastios ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define vll vector<ll>
#define vii vector<int>
#define vpii vector<pii>
#define vpll vector<pll>
#define cnt(a)__builtin_popcount(a)
template<class T> bool umin(T& a, const T& b) {return a > b? a = b, true:false;}
template<class T> bool umax(T& a, const T& b) {return a < b? a = b, true:false;}
 
const int N = 21;
const int mod = 1e9+7;
const ll inf = 1e18;
const ld Pi = acos(-1);
int s, n, m, k, ans, pos[N], e[N], gg[N];

void solve(){
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>pos[i]>>gg[i]>>e[i];
		if(i) e[i] += e[i-1];
		if(i) gg[i] += gg[i-1];
	}

	for(int i=1;i<=n;i++){
		umax(ans, gg[i] - gg[i-1]);
		for(int j=i+1;j<=n;j++){
			int cur = e[j] - e[i-1];
			//cout<<cur<<" "<<pos[j]<<" "<<pos[i]<<"\n";
			if(cur >= pos[j] - pos[i]) umax(ans, gg[j] - gg[i-1]);
		}
	}cout<<ans<<"\n";
	return;
}

/*

4
0 5 1
1 7 2
4 4 1
7 15 3

*/

int main(){
	fastios
	int t = 0;
	if(!t) solve();
	else {
		cin>>t;
		while (t--) solve();
	}
	return 0;
}

Subtask #1
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Runtime error 1 ms 492 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Halted 0 ms 0 KB -

Subtask #2
0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Runtime error 1 ms 492 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Halted 0 ms 0 KB -

Subtask #3
0 / 52.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Runtime error 1 ms 492 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Halted 0 ms 0 KB -