HackerEarth Bubble Sort problem solution

YASH PAL, 31 July 202411 February 2026

In this HackerEarth Bubble Sort problem solution, You are given arrays a1,a2,…,an. What will return the next function Bubble Sort (A).

HackerEarth Bubble Sort problem solution

HackerEarth Bubble Sort problem solution.

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

int main() {
        ios_base::sync_with_stdio(false);
        cin.tie(0);
        int n;
        cin >> n;
        vector<int> a(n);
        int result = 0;
        for (int i = 0; i < n; ++i) {
                cin >> a[i];
                --a[i];
                result = max(result, i - a[i]);
        }
        ++result;
        cout << result << 'n';
        return 0;
}

Second solution

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
 
const int maxn = 2e5 + 14;
int n, a[maxn], ans;
int main(){
    ios::sync_with_stdio(0), cin.tie(0);
    cin >> n;
    for(int i = 1; i <= n; i++){
        cin >> a[i];
        ans = max(ans, i - a[i]);
    }
    cout << ans + 1 << 'n';
}

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