1 solutions

  • 0
    @ 2025-12-3 8:38:18

    C++ :

    #include<bits/stdc++.h>
    using namespace std;
    int n,x,ans;
    int main()
    {
    	cin >>n;
    	for(int i=1;i<=n;i++)
    	{
    		cin>>x;
    		if(x!=i) ans++;
    	}
    	cout<<ans;	
    	return 0;
    }
    
    • 1

    Information

    ID
    761
    Time
    1000ms
    Memory
    128MiB
    Difficulty
    10
    Tags
    # Submissions
    1
    Accepted
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