Avoid Fix Points Solution
Codechef February Long Challenge 2022 - II
Problem Code : NOFIX
Solution :
#include <bits/stdc++.h>
#define ll long long int
#define ull unsigned long long int
using namespace std;
void solve()
{
ll n;
cin >> n;
vector<ll> v;
for (ll i = 0; i < n; i++)
{
ll a;
cin >> a;
v.push_back(a);
}
ll ans = 0;
for (ll i = 0; i < v.size(); i++)
{
if (v[i] != ans + i + 1)
{
continue;
}
else
{
ans++;
}
}
cout << ans << "\n";
}
int main()
{
ll t;
cin >> t;
while (t--)
{
solve();
}
}
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