#include <bits/stdc++.h> using namespace std;
int main() { int a[10], h, x = 0; for (int i = 0; i < 10; i++) { cin >> a[i]; } cin >> h;
h = h + 30; for (int j = 0; j < 10; j++) { if (a[j] <= h ) { x++; } } cout << x; return 0;
}
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