Submission #674346

#	Time	Username	Problem	Language	Result	Execution time	Memory
674346		Farhan_HY	Volontiranje (COCI21_volontiranje)	C++14	0 / 110	0 ms	212 KiB

Main

#include<bits/stdc++.h>
#define IOS ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define T int t;cin >> t;while(t--)
#define int long long
#define F first
#define S second
using namespace std;
const int mod = 1e9 + 7;
const int N = 1002;
int n, a[N], dp[N];
vector<vector<int>> ans;
vector<int> v;

int Rec(int i) {
    int &ret = dp[i];
    if (ret != -1) return ret;
    ret = 0;
    for(int j = i + 1; j <= n; j++) {
        if (a[j] > a[i]) ret = max(ret, 1 + Rec(j));
    }
    return ret;
}

main() {
    cin >> n;
    for(int i = 1; i <= n; i++) cin >> a[i];
    memset(dp, -1, sizeof dp);
    int mx = 0;
    for(int i = 1; i <= n; i++)
        mx = max(mx, 1 + Rec(i));
    for(int i = 1; i <= n; i++) {
        if (a[i] == 0) continue;
        if (Rec(i) + 1 == mx) {
            int cnt = mx - 1;
            v.clear();
            v.push_back(i);
            for(int j = i + 1; j <= n; j++)
                if (a[j] > a[i] && Rec(j) + 1 == cnt) v.push_back(j), a[j] = 0, cnt--;
            if (v.size() == mx)
                ans.push_back(v);
        }
    }
    cout << mx << ' ' << ans.size() << '\n';
    for(auto x: ans) {
        for(auto y: x) cout << y << ' ';
        cout << '\n';
    }
}
// 1 2

Compilation message (stderr)

Main.cpp:24:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   24 | main() {
      | ^~~~
Main.cpp: In function 'int main()':
Main.cpp:39:26: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   39 |             if (v.size() == mx)
      |                 ~~~~~~~~~^~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 40
• Subtask 3: 0 / 60