Submission #3417521

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Source Code Expand

#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <utility>
#include <cstring>
#include <cmath>
const int MOD = 1e9 + 7;
const int dx[] = {1, -1, 0, 0};
const int dy[] = {0, 0, 1, -1};
using namespace std;
typedef long long ll;
int main()
{
	cin.tie(0);
	ios::sync_with_stdio(false);
	int n;
	cin >> n;
	int ans = 0;
	int x;
	for(int i = 0; i < n; i++)
	{
		cin >> x;
		if(x < 80)
			ans += (80 - x);
	}
	cout << ans << endl;
	return 0;
}

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