#include<iostream>
#include<string>
int main()
{
int d,i,j,k,l[100],n,m;
char *a[500];
std::cin>>n;
for(i=0;i<n;i++)
std::cin>>a[i];
for(m=0;m<n;m++)
{ l[m]=0;
for(i=0;a[m][i]!='\0';i++)
{
if(a[m][i]=='<')
{
k=i;
for(j=i;a[m][j]!='\0';j++)
{
if(a[m][++j]=='>')
{ l[m]++;
i--;
for(;a[m][j]!='\0';j++)
{
a[m][j]=a[m][j+1];
}
}
}
for(;a[m][k]!='\0';k++)
{
a[m][k]=a[m][k+1];
}
}
}
}
for(i=0;i<n;i++)
std::cout<<2*l[i]<<"\n";
}
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