#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define SIZE 200
int q1[SIZE];
int q3[SIZE],q2[SIZE];
char str[100];
int main()
{
int a,ans;
ans= fun(a);
return 0;
}
int fun(int a)
{
int i,c=0;
{
q1[i]=str[i];
}
for(i=0;i<a;i++)
{
q2[i]=str[i];
}
{
q3[i]=str[i];
}
{
for(i=0;i<a;i++)
{
if(q2[i]==q3[i])
{
c++;
}
else
{
break;
}
}
}
//printf("%d",c);
return c;
}
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