#include<stdio.h>
int t;int a[100000],b[100000];int i=0,count=0; int tcopy,j,flag=0;
int main()
{
while(t!=0)
{tcopy=t;count= 0;
while(t)
t--;i++;
}
for(j=0;j<tcopy;j++)
{
b[a[j]-1]=j+1;
}
for(i=0;i<tcopy;i++)
{
if(a[i]!=b[i])
{flag=1;
break;}
}
if(flag==1)
else
}
return 0;
}
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