oj.uz

Submission #632513

# Submission time Handle Problem Language Result Execution time Memory
632513 2022-08-20T08:59:40 Z ghostwriter Stove (JOI18_stove) C++14
100 / 100
 42 ms 6352 KB 
#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
#include <debug.h>
#endif
#define st first
#define nd second
#define pb push_back
#define pf push_front
#define _pb pop_back
#define _pf pop_front
#define lb lower_bound
#define ub upper_bound
#define mtp make_tuple
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
typedef long long ll; typedef unsigned long long ull;
typedef double db; typedef long double ldb;
typedef pair<int, int> pi; typedef pair<ll, ll> pll;
typedef vector<int> vi; typedef vector<ll> vll; typedef vector<pi> vpi; typedef vector<pll> vpll;
typedef string str;
template<typename T> T gcd(T a, T b) { return (b == 0? a : gcd(b, a % b)); }
template<typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; }
#define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
#define FOS(i, r, l) for (int (i) = (r); (i) >= (l); --(i))
#define EACH(i, x) for (auto &(i) : (x))
#define WHILE while
#define file "TEST"
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
ll rand(ll l, ll r) { return uniform_int_distribution<ll>(l, r)(rd); }
/*
    Tran The Bao
    CTL - Da Lat
    Practising for VOI23 gold medal
*/
const int N = 1e5 + 1;
int n, k, t[N], rs = 0;
multiset<int> s;
signed main() {
    ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    // freopen(file".inp", "r", stdin);
    // freopen(file".out", "w", stdout);
    cin >> n >> k;
    FOR(i, 1, n) cin >> t[i];
    FOR(i, 2, n) s.insert(t[i] - t[i - 1] - 1);
    rs = n;
    k = n - k;
    EACH(i, s)
    	if (k--) rs += i;
    	else break;
    cout << rs;
    return 0;
}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:24:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   24 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
stove.cpp:44:5: note: in expansion of macro 'FOR'
   44 |     FOR(i, 1, n) cin >> t[i];
      |     ^~~
stove.cpp:24:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   24 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
stove.cpp:45:5: note: in expansion of macro 'FOR'
   45 |     FOR(i, 2, n) s.insert(t[i] - t[i - 1] - 1);
      |     ^~~
stove.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define EACH(i, x) for (auto &(i) : (x))
      |                               ^
stove.cpp:48:5: note: in expansion of macro 'EACH'
   48 |     EACH(i, s)
      |     ^~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 328 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 332 KB Output is correct
9 Correct 0 ms 212 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 328 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 332 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 472 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 328 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 332 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 472 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 39 ms 6328 KB Output is correct
17 Correct 34 ms 6352 KB Output is correct
18 Correct 42 ms 6344 KB Output is correct
19 Correct 37 ms 6348 KB Output is correct
20 Correct 34 ms 6328 KB Output is correct
21 Correct 33 ms 6280 KB Output is correct
22 Correct 32 ms 6260 KB Output is correct
23 Correct 35 ms 6348 KB Output is correct
24 Correct 32 ms 6236 KB Output is correct