Submission #507243

#	Time	Username	Problem	Language	Result	Execution time	Memory
507243		amukkalir	Stove (JOI18_stove)	C++17	100 / 100	33 ms	2140 KiB

stove

#include <bits/stdc++.h> 
using namespace std; 

typedef long long ll; 
typedef unsigned long long ull; 

#define pii pair<ll,ll> 
#define se second 
#define fi first
#define pb push_back 
#define wek puts("wekwek")
#define wik puts("-------")

const int nax = 1e5; 
int n, k; 
int t[nax+5]; 

signed main () {	
    scanf("%d %d", &n, &k); 
    priority_queue<int,vector<int>,greater<int>> pq; 
    int ans = n; 

    for(int i=0; i<n; i++) {
        scanf("%d", &t[i]); 
        if(i > 0)  {
            pq.push(t[i]-t[i-1]-1); 
        }
    }
    
    for(int i=0; i<n-k; i++) {
        ans += pq.top(); 
        pq.pop(); 
    }

    printf("%d", ans); 
}

/*

*/

Compilation message (stderr)

stove.cpp: In function 'int main()':
stove.cpp:19:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |     scanf("%d %d", &n, &k);
      |     ~~~~~^~~~~~~~~~~~~~~~~
stove.cpp:24:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |         scanf("%d", &t[i]);
      |         ~~~~~^~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50