Submission #1341770

#TimeUsernameProblemLanguageResultExecution timeMemory
1341770BlockOGCoins (BOI06_coins)C++20
90 / 100
56 ms2708 KiB
#include <bits/stdc++.h>

// mrrrowwww meeowwwww :3
// go play vivid/stasis! !! !!! https://vividstasis.gay

#define fo(i, a, b) for (auto i = (a); i < (b); i++)
#define of(i, a, b) for (auto i = (b); i-- > (a);)
#define f first
#define s second
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define be(a) a.begin(), a.end()
using namespace std;

int ____init = []{
    ios::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);
    return 0;
}();

int coins[500000];
bool has_coin[500000];

int main() {
    int n, k; cin >> n >> k;
    fo(i, 0, n) cin >> coins[i] >> has_coin[i];

    int count = 0;
    int sum = 0;
    fo(i, 0, n) {
        if (!has_coin[i] && sum + coins[i] < k && (i + 1 >= n || sum + coins[i] < coins[i + 1])) {
            count++;
            sum += coins[i];
        }
    }

    cout << count << endl << k - sum << endl;
}
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