remove useless assignment of cnt
diff --git a/demo/demo.c b/demo/demo.c
index b0ac10c..a8ef15f 100644
--- a/demo/demo.c
+++ b/demo/demo.c
@@ -933,7 +933,7 @@ printf("compare no compare!\n"); return EXIT_FAILURE;
#else
div2_n = mul2_n = inv_n = expt_n = lcm_n = gcd_n = add_n =
- sub_n = mul_n = div_n = sqr_n = mul2d_n = div2d_n = cnt = add_d_n = sub_d_n = 0;
+ sub_n = mul_n = div_n = sqr_n = mul2d_n = div2d_n = add_d_n = sub_d_n = 0;
/* force KARA and TOOM to enable despite cutoffs */
KARATSUBA_SQR_CUTOFF = KARATSUBA_MUL_CUTOFF = 8;