제출 #572609

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
572609		MohammadAghil	Stove (JOI18_stove)	C++17	100 / 100	26 ms	1376 KiB

stove

      #include <bits/stdc++.h>
//   #pragma GCC optimize ("Ofast,unroll-loops")
// #pragma GCC target ("avx2")
    using namespace std;
  typedef long long ll;
   typedef pair<int, int> pp;
    #define er(args ...) cerr << __LINE__ << ": ", err(new istringstream(string(#args)), args), cerr << endl
      #define per(i,r,l) for(int i = (r); i >= (l); i--)
        #define rep(i,l,r) for(int i = (l); i < (r); i++)
           #define all(x) x.begin(), x.end()
              #define sz(x) (int)(x).size()
                  #define pb push_back
                      #define ss second
                           #define ff first
                                   void err(istringstream *iss){}template<typename T,typename ...Args> void err(istringstream *iss,const T &_val, const Args&...args){string _name;*iss>>_name;if(_name.back()==',')_name.pop_back();cerr<<_name<<" = "<<_val<<", ",err(iss,args...);}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll mod = 1e9 + 7, maxn = 5e5 + 5, lg = 22, lng = 26, inf = ll(1e9) + 5;
ll pw(ll a,ll b,ll md=mod){if(!b)return 1;ll k=pw(a,b>>1ll);return k*k%md*(b&1ll?a:1)%md;}

int main(){
     cin.tie(0) -> sync_with_stdio(0);
     int n, k; cin >> n >> k; k--;
     vector<int> t(n);
     rep(i,0,n) cin >> t[i]; sort(all(t));
     ll ans = t.back() - t[0] + 1;
     vector<int> space;
     rep(i,1,n) space.pb(t[i]-t[i-1]-1);
     sort(all(space));
     while(k-- && sz(space)) ans -= space.back(), space.pop_back();
     cout << ans << '\n'; 
     return 0; 
}

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp: In function 'int main()':
stove.cpp:9:28: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    9 |         #define rep(i,l,r) for(int i = (l); i < (r); i++)
      |                            ^~~
stove.cpp:24:6: note: in expansion of macro 'rep'
   24 |      rep(i,0,n) cin >> t[i]; sort(all(t));
      |      ^~~
stove.cpp:24:30: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   24 |      rep(i,0,n) cin >> t[i]; sort(all(t));
      |                              ^~~~

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