제출 #776346

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
776346		Hydrolyzed	Feast (NOI19_feast)	C++14	4 / 100	29 ms	2644 KiB

feast

/*
 * AUTHOR	: Hydrolyzed~
 * SCHOOL	: RYW
 * TASK		: NOI19_feast
 * ALGO		: 
 * DATE		:
 * */

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/rope>

#ifndef _DEBUG
// @==== Libary ====@ //

// @================@ //
#endif

using namespace std;
using namespace __gnu_pbds;
using namespace __gnu_cxx;

template <typename T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update> ;

// @=== Debugger ===@ //
#ifdef _DEBUG
#include "debug.hpp"
#else
#define dbg(...) 0
#endif
// @================@ //

using ll = long long;

const int MxN = 300030;

ll a[MxN];

inline void solution(){
	int n, k;
	cin >> n >> k;
	for(int i=1; i<=n; ++i) {
		cin >> a[i];
	}
	ll sum = accumulate(a + 1, a + n + 1, 0ll);
	ll minn = *min_element(a + 1, a + n + 1);
	if(n == k) {
		cout << sum; 
	}
	else if(minn < 0) {
		cout << sum - minn;
	}
	else {
		cout << sum;
	}
	return ;
}

signed main(){
	cin.tie(nullptr)->ios::sync_with_stdio(false);	
	int q = 1;
//	cin >> q;
	while(q--){
		solution();
		cout << "\n";
	}
	return 0;
}
// https://github.com/MasterIceZ/archive/tree/main/cpp-template

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