Submission #1990177

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
int a[101];
int main()
{
	int n;
	cin>>n;
	int b;
	for(int i=1;i<=n;i++)
	{
		cin>>b;
		a[b]++;
	}
	int s=0;
	for(int i=1;i<=100;i++)
	{
		if(a[i]!=0)
		{
			s++;
		}
	}
	cout<<s;
}

Submission Info

Judge Result