/* package whatever; // don't place package name! */
class Main{
static int c = 1;
static String c
(long a,
long b,
int o
){ return p((o < 1 ? a+b : a*b) + "", o) + "," + c;
}
static long p
(String n,
int o
){ long x = o,
q;
x = o < 1
? x + q
: x * q;
}
c++;
return x < 10
? x
: p(x+"", o);
}
public static void main
(String[] a
){ System.
out.
println(c
(81,
31,
0)); c = 1;
System.
out.
println(c
(351,
14568,
0)); c = 1;
System.
out.
println(c
(21,
111,
1)); c = 1;
System.
out.
println(c
(136,
2356,
1)); }
}
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