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18 lines
375 B
C++

#include <bits/stdc++.h>
using namespace std;
char s[1010];
int main()
{
int T, n;
scanf("%d", &T);
while (T--)
{
scanf("%d%s", &n, s);
int ans = n - 1;
for (int i = 0; i < n; ++i)
if (s[i] == '>' || s[n - 1 - i] == '<')
ans = min(ans, i);
printf("%d\n", ans);
}
return 0;
}