View Compilation Error

0_0_14281599_21462.cpp: In function 'int main()':
0_0_14281599_21462.cpp:36:3: error: expected ';' before 'for'
   for(int i=1;i<=n;i++)scanf("%d",&a[i]),f[i]=i,ae(a[i],i),on[i]=cnt[i]=0;
   ^
0_0_14281599_21462.cpp:36:15: error: 'i' was not declared in this scope
   for(int i=1;i<=n;i++)scanf("%d",&a[i]),f[i]=i,ae(a[i],i),on[i]=cnt[i]=0;
               ^