Submission #21330

#	Time	Username	Problem	Language	Result	Execution time	Memory
21330		5ak0	Arranging Tickets (JOI17_arranging_tickets)	C++14	0 / 100	196 ms	2180 KiB

arranging_tickets

/*
ID: 5ak0
PROG:
LANG: C++11
*/

#include <bits/stdc++.h>
#define fr first
#define sc second
#define pb push_back
#define mpr make_pair

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
const int INF = 1e9 + 7, MAXN = 30;

bool bit(int x, int i){
    return ((x >> i) & 1);
}

int a[MAXN], b[MAXN], c[MAXN], d[3][MAXN], ans = INF, n, m, mx;

int main(){
    #ifndef SAKO
    //freopen(".in", "r", stdin);
    //freopen(".out", "w", stdout);
    #endif // SAKO
    ios_base::sync_with_stdio(0);

    cin >> n >> m;
    for (int i = 0; i < m; ++i)
        cin >> a[i] >> b[i] >> c[i];
    for (int mask = 0; mask < (1 << m); ++mask){
        for (int i = 0; i < m; ++i){
            bool ok = bit(mask, i);
            for (int j = a[i]; j <= b[i]; ++j)
                d[ok][j] += c[i];
        }
        mx = 0;
        for (int i = 1; i <= n; ++i){
            mx = max(mx, max(d[0][i], d[1][i]));
            d[0][i] = 0;
            d[1][i] = 0;
        }
        ans = min(ans, mx);
    }
    cout << ans << "\n";
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 35
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 15