#include<string.h>
int main()
{
int i,j,k;
char str1[10001],str2[10001];
while(t--)
{
int f1[125]={0},f2[125]={0};
int count=0;
for(i=0;i<l1;i++)
{
f1[str1[i]]++;
}
for(i=0;i<l2;i++)
{
f2[str2[i]]++;
}
for(i=48;i<=125;i++)
{
if(f1[i]>0 && f2[i]>0)
{
if(f1[i]>f2[i])
{
count=count+f2[i];
}
else
{
count=count+f1[i];
}
}
}
}
return 0;
}
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