/ SeriousOJ /

Record Detail

Accepted


  
# Status Time Cost Memory Cost
#1 Accepted 1ms 764.0 KiB
#2 Accepted 1ms 532.0 KiB
#3 Accepted 1ms 532.0 KiB
#4 Accepted 1ms 532.0 KiB
#5 Accepted 1ms 320.0 KiB
#6 Accepted 1ms 764.0 KiB
#7 Accepted 1ms 320.0 KiB
#8 Accepted 1ms 516.0 KiB
#9 Accepted 1ms 532.0 KiB
#10 Accepted 1ms 532.0 KiB
#11 Accepted 1ms 532.0 KiB
#12 Accepted 1ms 764.0 KiB
#13 Accepted 1ms 532.0 KiB
#14 Accepted 1ms 532.0 KiB
#15 Accepted 1ms 536.0 KiB
#16 Accepted 1ms 532.0 KiB
#17 Accepted 1ms 324.0 KiB
#18 Accepted 1ms 532.0 KiB
#19 Accepted 1ms 500.0 KiB
#20 Accepted 1ms 520.0 KiB
#21 Accepted 5ms 788.0 KiB
#22 Accepted 72ms 4.836 MiB
#23 Accepted 75ms 5.27 MiB
#24 Accepted 85ms 6.547 MiB
#25 Accepted 177ms 9.559 MiB
#26 Accepted 60ms 5.012 MiB
#27 Accepted 11ms 1.312 MiB
#28 Accepted 88ms 5.328 MiB
#29 Accepted 89ms 6.02 MiB
#30 Accepted 124ms 9.863 MiB
#31 Accepted 132ms 7.578 MiB
#32 Accepted 137ms 10.27 MiB
#33 Accepted 101ms 8.453 MiB
#34 Accepted 89ms 6.52 MiB
#35 Accepted 138ms 11.02 MiB

Code

#include<bits/stdc++.h>
#define ll long long
using namespace std;

int main() {
  /*int t;
  cin >> t;
  while (t--){*/
    ll n, k, l = -1, r = -1;
    cin >> n >> k;
    set<int> s;
    vector<int> a(n), b(n);
    for (int i = 0; i < n; i++){
      cin >> a[i];
      s.insert(a[i]);
      b[i] = a[i];
    }
    /*if (s.size() != n){
      cout << "NO" << endl;
      return 0;
    }*/
    sort(b.begin(), b.end());
    int ok = 1;
    for (int i = 0; i < n; i++){
      if (a[i] != b[i]){
        ok = 0;
        l = i;
        break;
      }
    }
    for (int i = n - 1; i >= 0; i--){
      if (a[i] != b[i]){
        r = i;
        break;
      }
    }
    if (ok){
      cout << "YES\n0 0\n";
    } else if (l == -1 || r - l + 1 > k){
      cout << "NO" << endl;
    } else {
      cout << "YES\n" << l + 1 << " " << r + 1 << endl;
    }
    return 0;
}

Information

Submit By
Type
Submission
Problem
P1120 Stairway to the Skyline
Contest
Brain Booster #7
Language
C++17 (G++ 13.2.0)
Submit At
2024-11-05 15:20:26
Judged At
2024-11-05 15:20:26
Judged By
Score
100
Total Time
177ms
Peak Memory
11.02 MiB